Identification
Resource Information
The form Identification represents a specific category or genre of resources found in Engineer Research and Development Center Library.
The Resource
Identification
Resource Information
The form Identification represents a specific category or genre of resources found in Engineer Research and Development Center Library.
- Label
- Identification
100+ Items that are about the Form Identification
Context
Context of IdentificationGenre of
- 100 desert wildflowers of the Southwest
- 100 edible mushrooms
- A Field guide to the wetlands of Illinois
- A Guide to common insects and diseases of forest trees in the northeastern United States
- A Sierra Nevada flora
- A Utah flora
- A biochemical method for distinction of striped bass and white perch larvae
- A field guide to Alaska grasses
- A field guide to Pacific States wildflowers : field marks of species found in Washington, Oregon, California, and adjacent areas : a visual approach arranged by color, form, and detail
- A field guide to Pacific coast shells, including shells of Hawaii and the Gulf of California,
- A field guide to birds' nests of 285 species found breeding in the United States east of the Mississippi River
- A field guide to coastal wetland plants of the northeastern United States
- A field guide to eastern forests, North America
- A field guide to eastern trees : eastern United States and Canada
- A field guide to eastern trees : eastern United States and Canada, including the Midwest
- A field guide to edible wild plants of Eastern and Central North America
- A field guide to freshwater fishes : North America north of Mexico
- A field guide to mammals of North America north of Mexico
- A field guide to medicinal plants and herbs of eastern and central North America
- A field guide to reptiles and amphibians : eastern and central North America
- A field guide to reptiles and amphibians of Eastern and Central North America.
- A field guide to shells, of the Atlantic and gulf coasts and the West Indies,
- A field guide to the Atlantic seashore : invertebrates and seaweeds of the Atlantic Coast from the Bay of Fundy to Cape Hatteras ; text and illustrations
- A field guide to the butterflies of North America, east of the Great Plains.
- A field guide to the common wetland plants of western Washington & northwestern Oregon
- A field guide to the identification of the Ordinary High Water Mark (OHWM) in the Arid West region of the Western United States : a delineation manual
- A field guide to the insects of America north of Mexico,
- A field guide to the mammals : field marks of all North American species found north of Mexico
- A field guide to trees and shrubs : northeastern and north-central United States and in southeastern and south-central Canada
- A field guide to trees and shrubs; : field marks of all trees, shrubs, and woody vines that grow wild in the northeastern and north-central United States and in southeastern and south-central Canada,
- A field guide to venomous animals and poisonous plants, North America, north of Mexico
- A field guide to warblers of North America
- A field guide to western reptiles and amphibians; : field marks of all species in western North America.
- A field guide to wildflowers : Northeastern and North-central North America
- A flora of San Diego County, California
- A flora of tropical Florida; : a manual of the seed plants and ferns of southern peninsular Florida
- A guide to Ordinary High Water Mark (OHWM) delineation for non-perennial streams in the western mountains, valleys, and coast region of the United States
- A guide to Pacific wetland plants
- A guide to common Florida salt marsh and mangrove vegetation
- A guide to common freshwater invertebrates of North America
- A guide to moist-soil wetland plants of the Mississippi Alluvial Valley
- A guide to the wildflowers and ferns of Kentucky
- A guide to the woody flora of Arkansas
- A key to the herpetofauna of the continental United States and Canada
- A manual of marsh and aquatic vascular plants of North Carolina with habitat data
- A survey of the fauna and flora occuring in the Mississippi River floodplain between St. Louis, Missouri, and Cairo, Illinois :
- About life : concepts in modern biology
- Alaska trees and shrubs
- Algae and water pollution : an illustrated manual on the identification, significance, and control of algae in water supplies and in polluted water
- An amateur botanist's identification manual for the shrubs and trees of the southern California coastal region and mountains
- An annotated key to the identification of commonly occurring and dominant genera of algae observed in the phytoplankton of the United States
- An illustrated flora of the northern United States and Canada; : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian,
- An illustrated guide to the benthic marine algae of coastal North Carolina II : Chlorophyta and Phaeophyta
- An illustrated guide to tidal marsh plants of Mississippi and adjacent states
- Animal identification : a reference guide
- Aquatic and wetland plants of South Carolina
- Aquatic and wetland plants of northeastern North America : a revised and enlarged edition of Norman C. Fassett's A manual of aquatic plants
- Aquatic and wetland plants of southeastern United States : dicotyledons
- Aquatic and wetland plants of southeastern United States : monocotyledons
- Aquatic and wetland plants of southwestern United States
- Aquatic entomology : the fishermen's and ecologists' illustrated guide to insects and their relatives
- Aquatic insects of the Bois Brule River System, Wisconsin
- Aquatic plant book
- Aquatic plant identification : Emersed plants
- Aquatic plant identification : floating and floating-leaved plants
- Aquatic plant identification and herbicide use guide, Volume 2, Aquatic plants and susceptibility to herbicides
- Aquatic plant identification, Grasses, sedges and rushes
- Aquatic plant identification, Grasses, sedges and rushes, part II
- Aquatic plant identification, Submersed plants
- Aquatic plants
- Aquatic weed identification and control manual.
- Aquatic weeds, their menace and control : a textbook and manual
- Arkansas birds : their distribution and abundance
- Atlantic reef corals; : a handbook of the common reef and shallow-water corals of Bermuda, the Bahamas, Florida, the West Indies, and Brazil
- Auckland water plants
- Audubon videoguide to 247 birds of North America, DVDI
- Audubon videoguide to 258 birds of North America : song and garden birds, DVDII
- Audubon videoguide to 505 birds of North America on two dvds
- Australian freshwater fishes : an illustrated field guide
- Backyard birds of Florida
- Bark : a field guide to trees of the northeast
- Bats of Florida
- Berberidaceae through Fumariaceae of New York State
- Betulaceae through Cactaceae of New York State
- Biology and identification of rays in the Chesapeake Bay
- Bird : the definitive visual guide
- Bird songs : Eastern/Central
- Birds of East Asia : China, Taiwan, Korea, Japan, and Russia
- Birds of Europe, Russia, China, and Japan : passerines : tyrant flycatchers to buntings
- Birds of Europe, Russia, China, and Japan, Non-passerines | Loons to woodpeckers
- Birds of Florida
- Birds of North America, Eastern region
- Birds of the West Indies
- Botanical keys to Florida's trees, shrubs, and woody vines : a guide to field identification
- Butterflies of Florida field guide
- Butterflies of southeastern Arizona
- Butterflies through binoculars : Florida
- California desert wildflowers
- Checklist of mushrooms and other fungi of Grand Teton and Yellowstone National Parks
- Chemical and physical signatures for microbial forensics
- Ciliated protozoa; : an illustrated guide to the species used as biological indicators in freshwater biology
- Coastal plants of Florida : a key to good land management
- Colorado flora : Western Slope
- Colorado flora : eastern slope
- Common Texas grasses : an illustrated guide
- Common commidity [sic] codes
- Common intertidal invertebrates of southern California
- Common marsh plants of the United States and Canada
- Common marsh, underwater, and floating-leaved plants of the United States and Canada
- Common seaweeds of the Pacific coast
- Common trees of Puerto Rico and the Virgin Islands
- Common vascular plants of the Louisiana marsh
- Common wetland delineation sedges of the Northeast
- Common wetland plants of coastal California : a field guide for the layman
- Coryphantha : cacti of Mexico and Southern USA
- Defining hydrophytes for wetland identification and delineation
- Defining hydrophytes for wetland identification and delineation
- Deserts
- Design and optimization of passive UHF RFID systems
- Early stages of Atlantic fishes : an identification guide for the western central North Atlantic
- Eastern birding by ear : a guide to bird-song identification
- Eastern forests
- Ecology and classification of North American freshwater invertebrates
- Economically important foreign weeds : potential problems in the United States
- Everglades birds : an introduction to familiar species
- Everglades wildflowers : a field guide to wildflowers of the historic Everglades, including Big Cypress, Corkscrew, and Fakahatchee swamps
- Field guide to Intermountain sedges
- Field guide to Missouri ferns
- Field guide to North American truffles : hunting, identifying, and enjoying the world's most prized fungi
- Field guide to Wisconsin streams : plants, fishes, invertebrates, amphibians, and reptiles
- Field guide to coastal wetland plants of the southeastern United States
- Field guide to freshwater invertebrates of North America
- Field guide to freshwater invertebrates of North America
- Field guide to the birds of North America
- Field guide to the grasses, sedges and rushes of the United States
- Field guide to the rare animals of Florida
- Field guide to the rare plants of Florida
- Field indicators of hydric soils in the United States : a guide for identifying and delineating hydric soils
- Field indicators of hydric soils in the United States : guide for identifying and delineating hydric soils
- Field manual of Michigan flora
- Fisherman's guide : fishes of the Southeastern United States
- Fishes of Arkansas
- Fishes of Indiana : a field guide
- Fishes of the Delaware estuaries : a guide to the early life histories
- Fishes of the Gulf of Mexico, Texas, Louisiana, and adjacent waters
- Flora of Ecuador
- Flora of the Northeast : a manual of the vascular flora of New England and adjacent New York
- Flora of the Northeast : a manual of the vascular flora of New England and adjacent New York
- Flora of the Texas Coastal Bend
- Flora von Deutschland und seinen angrenzenden Gebieten : ein Buch zum Bestimmen der wildwachsenden und häufig kultivierten Gefässpflanzen
- Florida butterfly caterpillars and their host plants
- Florida freshwater plants : a handbook of common aquatic plants in Florida lakes
- Florida plant guide
- Florida weed control guide
- Florida wetland plants : an identification manual
- Florida wildflowers in their natural communities
- Florida's birds : a field guide and reference
- Florida's frogs, toads, and other amphibians : a guide to their identification and habits
- Florida's snakes : a guide to their identification and habits
- Florida's turtles, lizards, and crocodilians : a guide to their identification and habits
- Floristic study of the Gramineae (Poaceae) of Arkansas
- Flowering plants : the Santa Monica Mountains, coastal & chaparral regions of Southern California
- Flowers of Europe: : a field guide;
- Flowers of the Southwest deserts
- Forest and rangeland birds of the United States : natural history and habitat use
- Forest trees of Texas : how to know them
- Free-living freshwater protozoa : a color guide
- Freshwater fishes of the Carolinas, Virginia, Maryland, and Delaware
- Freshwater isopods (Asellidae) of North America
- Freshwater polychaetes (Annelida) of North America/
- Freshwater unionacean clams (Mollusca: Pelecypoda) of North America
- Freshwater wetlands : a guide to common indicator plants of the Northeast
- Fruit key and twig key to trees and shrubs : fruit key to northeastern trees and twig key to the deciduous woody plants of eastern North America
- Gem testing
- Genera of the western plants
- Grasses : an identification guide
- Grasses : bromus to paspalum
- Grasses in California
- Grasses of Wyoming
- Growers weed identification handbook
- Guide and reference to the amphibians of eastern and central North America (north of Mexico)
- Guide to Southern trees
- Guide to Texas grasses
- Guide to common tidal marsh invertebrates of the northeastern Gulf of Mexico
- Guide to identification of marine and estuarine invertebrates; : Cape Hatteras to the Bay of Fundy
- Guide to the sea grasses of Florida, the Gulf of Mexico, and the Caribbean region
- Guide to the trees, shrubs, and woody vines of Tennessee
- Guide to the vascular flora of Illinois
- Guide to the vascular flora of Illinois
- Guide to the vascular plants of Florida
- Guide to the vascular plants of the Florida Panhandle
- Handbook for terrestrial wildlife habitat development on dredged material
- Handbook of Rocky Mountain plants
- Handbook of firearms and ballistics : examining and interpreting forensic evidence
- Handbook of poisonous and injurious plants
- Harper & Row's Complete field guide to North American wildlife, Western edition
- Harper & Row's complete field guide to North American wildlife, Eastern edition
- How to identify flowering plant families : a practical guide for horticulturists and plant lovers
- How to identify grasses and grasslike plants : sedges and rushes
- How to identify plants
- How to know the aquatic plants
- How to know the beetles; : pictured-keys for identifying many of the beetles which are most frequently seen, with aids for their study and with other helpful features
- How to know the butterflies; : illustrated keys for determining to species all butterflies found in North America, north of Mexico, with notes on their distribution, habits, and larval food, and suggestions for collecting and studying them,
- How to know the fresh-water algae : an illustrated key for identifying the more common fresh-water algae to genus, with hundreds of species named and pictured and with numerous aids for their study
- How to know the freshwater algae
- How to know the grasses; : pictured-keys for determining the common and important American grasses, with suggestions and aids for their study
- How to know the immature insects
- How to know the insects
- How to know the lichens
- How to know the lichens
- How to know the mammals
- How to know the non-gilled fleshy fungi
- How to know the spiders
- How to know the trees
- How to know the water birds; : pictured-keys for determining the water birds of the United States and Canada, with maps showing their geographic distribution, and with other helpful features,
- How to know the weeds
- Human detection and positive identification : methods and technologies : 19, 21 November 1996, Boston, Massachusetts
- Identification key and catalogue of larval Antarctic fishes
- Identification manual for wetland plant species of Florida : used by the Florida Department of Environmental Regulation in determining the landward extent of waters of the state
- Identification of larval fishes of the Great Lakes basin with emphasis on the Lake Michigan drainage
- Identification of wetlands in Noxubee County, Mississippi: a hydroclimatologic, thematic mapper, and GIS analysis
- Identifying wood : accurate results with simple tools
- Illustrated companion to Gleason and Cronquist's manual : illustrations of the vascular plants of northeastern United States and adjacent Canada
- Illustrated flora of Keoladeo National Park, Bharatpur, Rajasthan : a general guide to the wetland flora of the Gangetic plains
- Illustrated genera of imperfect fungi
- Important forest trees of the United States
- Important trees of Eastern forests.
- Inland fishes of Washington
- Insects that feed on trees and shrubs
- Instrumental methods in metal ion speciation
- Intermountain flora; vascular plants of the Intermountain West, U.S.A.,
- Intertidal bivalves : a guide to the common marine bivalves of Alaska
- Introduction to freshwater algae
- Invasive plants : a guide to identification and the impacts and control of common North American species
- Invasive plants of range and wildlands and their environmental, economic, and societal impacts
- Inventory of endangered, threatened, rare and undetermined status flora in the Passaic River Basin
- Invertebrate identification manual
- Investigation of military construction in artic [sic] and subartic [sic] regions : trees of interior Alaska, their significance as soil and permafrost indicators
- Investigative and trial image processing : 13-14 July, 1995, San Diego, California
- Investigative image processing : 19-20 November 1996, Boston, Massachusetts
- Investigative image processing II : 4 April 2002, Orlando, USA
- Juncaceae (Rush family) of New York State
- Kentucky birds; : a finding guide
- Key to the cacti of Joshua Tree National Monument
- Key to the estuarine and marine fishes of Texas
- Key to the fishes of Arkansas
- Key to trematodes reported in waterfowl
- Keys to the flora of Arkansas
- Keys to water quality indicative organisms of the southeastern United States
- Know your grasses
- Larvae of the North American caddisfly genera (Trichoptera)
- Life along the mangrove shore : a guide to common estuarine plants and animals of Southern Florida
- Liverworts and hornworts of southern Michigan
- Macrolichens of the Pacific Northwest
- Magnoliaceae through Ceratophyllaceae of New York State
- Malezas acuáticas : aquatic weeds
- Manual for identification of early developmental stages of fishes of the Potomac River estuary
- Manual of grasses for North America
- Manual of the flowering plants of Hawaii
- Manual of the grasses of the United States
- Manual of the grasses of the United States
- Manual of the southeastern flora : being descriptions of the seed plants growing naturally in Florida, Alabama, Mississippi, eastern Louisiana, Tennessee, North Carolina, South Carolina and Georgia.(Facsimile reprint of the 1933 edition)
- Manual of the vascular flora of the Carolinas
- Manual of the vascular plants of Texas
- Manual of vascular plants of northeastern United States and adjacent Canada
- Marine algae of California
- Marine invertebrates of the Pacific Northwest
- Marine mammals of the world : a comprehensive guide to their identification
- Mass spectrometry for the characterization of microorganisms : developed from a symposium sponsored by the Division of Analytical Chemistry at the 204th National Meeting of the American Chemical Society, Washington, DC, August 23-28, 1992
- Mass spectrometry for the characterization of microorganisms : developed from a symposium sponsored by the Division of Analytical Chemistry at the 204th National Meeting of the American Chemical Society, Washington, DC, August 23-28, 1992
- Methodology for biomass determinations and microbial activities in sediments : a symposium
- Methods of detection and identification of bacteria
- Michigan flora : a guide to the identification and occurrence of the native and naturalized seed-plants of the State, Pt. 3, Dicots (Pyrolaceas-compositae)
- Michigan flora; : a guide to the identification and occurrence of the native and naturalized seed-plants of the State
- Michigan trees : a guide to the trees of Michigan and the Great Lakes region
- Mississippi trees,
- Mississippi waterfowl identification guide
- Molecular identification of fungi
- Monitoring food safety, agriculture, and plant health : 29-30 October 2003, Providence, Rhode Island, USA
- Monograph of the Urostyloidea (Ciliophora, Hypotricha)
- Mucorales : eine Beschreibung aller Gattungen und Arten dieser Pilzgruppe
- Mushrooms of the Midwest
- National Audubon Society field guide to North American birds, Western region
- National Audubon Society field guide to North American fishes, whales, and dolphins
- National Audubon Society field guide to North American reptiles and amphibians
- National Audubon Society field guide to North American seashells
- National Audubon Society field guide to North American seashore creatures
- National Audubon Society field guide to North American trees, Western region
- National Audubon Society field guide to North American wildflowers : eastern region
- National Audubon Society field guide to North American wildflowers, Eastern Region
- National Audubon Society field guide to fishes, North America
- National Geographic field guide to the birds of North America
- Native trees & shrubs of the Hawaiian Islands
- Native trees and shrubs of the Florida Keys : a field guide
- Nebraska wild flowers
- New Mexico grasses : a vegetative key
- Newcomb's Wildflower guide : an ingenious new key system for quick, positive field identification of the wildflowers, flowering shrubs and vines of Northeastern and North Central North America
- North American range plants
- North American trees (exclusive of Mexico and tropical United States) : A handbook designed for field use,
- North American trees (exclusive of Mexico and tropical United States) : a handbook designed for field use, with plates and distribution maps
- Nursery and landscape weed control manual / : by Robert P. Rice, Jr
- Occurrence and distribution of Ordinary High Water Mark (OHWM) indicators in non-perennial streams in the western mountains, valleys, and coast region of the United States
- Oklahoma wildflowers
- Ore textures : recognition and interpretation
- Our northern shrubs and how to identify them
- Pacific fishes of Canada
- Pathogen detection and remediation for safe eating : 5 November 1998, Boston, Massachusetts
- Perspectives in radio frequency identification (RF/ID) : what is it, where is it going, should I be involved?
- Peterson field guide to freshwater fishes of North America north of Mexico
- Phoma identification manual : differentiation of specific and infra-specific taxa in culture
- Phytoplankton of the inland lakes of Wisconsin
- Pinophyta (Gymnosperms) of New York State
- Plant families : how to know them
- Plant identification terminology : an illustrated glossary
- Plants and flowers of Hawaiʻi
- Plants of the San Francisco Bay region : Mendocino to Monterey
- Plants of the San Francisco Bay region : Mendocino to Monterey
- Plants of the western boreal forest & aspen parkland
- Platanaceae through Myricaceae of New York State
- Polygonaceae (buckwheat family) of New York State
- Pondweeds and bur-reeds, and their relatives : aquatic families of Monocotyledons in British Columbia
- Portulacaceae through Caryophyllaceae of New York State
- Practical atlas for bacterial identification
- Prairie plants of Illinois
- Preliminary guide to the identification of larval fishes in the Tennessee River
- Problem organisms in water : identification and treatment
- Ranunculaceae (Crowfoot family) of New York State
- Rapid characterization of microorganisms by mass spectrometry
- Rare birds of North America
- Reader's Digest North American wildlife
- Roadside plants of Southern California
- Rock and mineral identification for engineers
- Rocks, minerals & fossils of the world
- Rocky Mountain flora : a field guide for the identification of the ferns, conifers, and flowering plants of the southern Rocky Mountains from Pikes Peak to Rocky Mountain National Park and from the plains to the Continental Divide
- Seashore and wading birds of Florida
- Seaweeds : a color-coded, illustrated guide to common marine plants of the east coast of the United States
- Seaweeds of Long Island Sound
- Seaweeds of the southeastern United States : Cape Hatteras to Cape Canaveral
- Sedges : Carex
- Seed identification manual
- Seed identification reference manual
- Seed plants of Northern Arizona; : with keys and detailed descriptions for the identification of families, genera, and species,
- Seeds and fruits of plants of eastern Canada and northeastern United States
- Shinners & Mahler's illustrated flora of north central Texas
- Shrubs and trees of the Southwest Uplands
- Shrubs and trees of the Southwest deserts
- Shrubs and trees of the southern California deserts : an amateur botanist's identification manual
- Snakes of Florida
- Snakes of North America, Eastern and Central regions
- Some common mosses of British Columbia
- Some common mosses of British Columbia,
- Sphagnaceae (peat moss family) of New York State
- Tallgrass prairie wildflowers : a Falcon field guide
- The Audubon Society field guide to North American birds, eastern region
- The Audubon Society field guide to North American butterflies
- The Audubon Society field guide to North American fishes, whales, and dolphins
- The Audubon Society field guide to North American insects and spiders
- The Audubon Society field guide to North American mushrooms
- The Audubon Society field guide to North American trees
- The Audubon Society field guide to North American trees : Eastern region
- The Audubon Society field guide to North American wildflowers (western region)
- The Audubon Society field guide to North American wildflowers, eastern region
- The Audubon Society nature guides, Wetlands
- The Dicotyledoneae of Ohio
- The Jepson desert manual : vascular plants of southeastern California
- The Jepson manual : higher plants of California
- The Kew plant glossary : an illustrated dictionary of plant terms
- The Marine Algae of the Pacific Coast of North America.
- The National Audubon Society field guide to North American birds, Eastern region
- The Nature of Florida : an introduction to familiar plants and animals and natural attractions
- The Sibley guide to birds
- The Sibley guide to birds
- The Smithsonian guide to seaside plants of the Gulf and Atlantic coasts from Louisiana to Massachusetts, exclusive of lower peninsular Florida
- The aquatic and marsh plants of the Great Plains of central North America
- The ciliated protozoa : characterization, classification, and guide to the literature
- The classifications of metamorphic rocks and their applications to air photo interpretation procedures
- The complete trees of North America : field guide and natural history
- The family Orchidaceae in the Serra do Japi, São Paulo state, Brazil
- The ferns of Florida : a reference and field guide
- The fishes of Missouri
- The fishes of Ohio : with illustrated keys
- The genera of fungi sporulating in pure culture
- The genus Argulus (Crustacea: Branchiura) of the United States
- The grasses of Texas
- The great outdoors book of Florida snakes
- The identification and classification of tidal records through pattern recognition
- The identification of fungi : an illustrated introduction with keys, glossary, and guide to literature
- The identification of rock types in an arid region by air photo patterns
- The illustrated book of trees : with keys for summer and winter identification
- The illustrated book of wildflowers and shrubs : the comprehensive field guide to more than 1,300 plants of Eastern North America
- The inland fishes of New York state
- The tree identification book : a new method for the practical identification and recognition of trees
- The trees of Florida : a reference and field guide
- The unified soil classification system, Appendix A | Appendix B, Characteristics of soil groups pertaining to embankments and foundations | Characteristics of soil groups pertaining to roads and airfields
- The unified soil classification system, Appendix A | Appendix B, Characteristics of soil groups pertaining to embankments and foundations | Characteristics of soil groups pertaining to roads and airfields
- The unified soil classification system, Volume 1
- The vascular plants of South Dakota
- The wildflower book, From the Rockies West : an easy guide to growing and identifying wildflowers
- The zebra mussel, Dreissena polymorpha : a photographic guide to the identification of microscopic veligers : report and photographs
- Tidal marsh plants
- Tidal wetland plants of Virginia
- Trees
- Trees & shrubs of Kentucky
- Trees in Patagonia
- Trees of North America : a field guide to the major native and introduced species north of Mexico
- Trees of the southeastern United States
- Trees, shrubs, and lianas of West African dry zones
- Trees, shrubs, and vines of the Texas Hill Country : a field guide
- Trees, shrubs, and woody vines in Kansas
- Tropical marine invertebrates of southern Florida and the Bahama Islands
- Tropical trees of Florida and the Virgin Islands : a guide to identification, characteristics, and uses
- Updated datasheet for the identification of the Ordinary High Water Mark (OHWM) in the arid west region of the Western United States
- Vascular plants of Ohio : a manual for use in field and laboratory
- Vascular plants of Wyoming
- Venomous snakes of the Middle East : identification guide
- Vertebrates of Florida : identification and distribution
- Water plants of the world : a manual for the identification of the genera of freshwater macrophytes
- Waterfowl of North America, Europe, and Asia : an identification guide
- Waterfowl of eastern North America
- Weed identification guide
- Weeds
- Weeds in winter
- Weeds of the North Central States
- Weeds of the Northeast
- Weeds of the United States and their control
- Weeds of the west
- Wetland plants and plant communities of Minnesota & Wisconsin
- Wetland plants and plant communities of Minnesota & Wisconsin
- Wetland plants of King County, and the Puget Sound lowlands
- Wetland plants of Texas : a complete guide to the wetland and aquatic plants of the Lone Star state
- Wetland plants of the Eastern United States
- Wetland plants of the Pacific Northwest
- Wetland soils and vegetation, Arctic Foothills, Alaska
- Wetlands investigations on Akers Ranch in Big Valley, California
- Wild orchids of Florida : with references to the Atlantic and Gulf Coastal Plains
- Wild urban plants of the Northeast : a field guide
- Wildflowers and weeds of Kansas
- Wildflowers of Arkansas
- Wildflowers of Denali National Park
- Wildflowers of North America : a guide to field identification
- Wildflowers of southwestern Utah : a field guide to Bryce Canyon, Cedar Breaks, and surrounding plant communities
- Wildflowers of the Outer Banks : Kitty Hawk to Hatteras
- Wildflowers, trees and shrubs of Texas
- Willows of interior Alaska
- Winter botany
- Woody plants in winter; : a manual of common trees and shrubs in winter in the Northeastern United States and southeastern Canada,
- Woody plants of the North Central Plains
- Woody plants of the Southwest : a field guide with descriptive text, drawings, range maps and photographs
- Woody vines of the southeastern United States
Subfocus of
- Algae -- Identification
- Algae -- South Carolina -- Identification
- Amphibians -- Canada -- Identification
- Amphibians -- Florida -- Identification
- Amphibians -- Identification
- Amphibians -- Identification -- Canada -- Amphibians -- Identification
- Amphibians -- Identification -- North America -- Amphibians -- Identification
- Amphibians -- Identification -- United States -- Amphibians -- Identification
- Amphibians -- North America -- Identification
- Amphibians -- United States -- Identification
- Amphibians -- West (U.S.) -- Identification
- Amphibiens -- Amérique du Nord -- Identification
- Amphibiens -- Canada -- Identification
- Amphibiens -- États-Unis -- Identification
- Angiosperms -- Hawaii -- Identification
- Angiosperms -- Identification
- Animals -- East (U.S.) -- Identification
- Animals -- Florida -- Identification
- Animals -- Identification
- Animals -- Identification | Bibliography
- Animals -- North America -- Identification
- Animals -- West (U.S.) -- Identification
- Aquatic insects -- North America -- Identification
- Aquatic insects -- Wisconsin | Bois Brule River -- Identification
- Aquatic pests -- Identification
- Aquatic plants -- Atlantic Provinces -- Identification
- Aquatic plants -- British Columbia -- Identification
- Aquatic plants -- British Isles -- Identification
- Aquatic plants -- Florida -- Identification
- Aquatic plants -- Great Plains -- Identification
- Aquatic plants -- Identification
- Aquatic plants -- Identification | Handbooks, manuals, etc
- Aquatic plants -- North Carolina -- Identification
- Aquatic plants -- Northeastern States -- Identification
- Aquatic plants -- South Carolina -- Identification
- Aquatic plants -- Southern States -- Identification
- Aquatic plants -- Southwestern States -- Identification
- Aquatic plants -- Texas -- Identification
- Aquatic plants -- Washington (State) | King County -- Identification
- Aquatic weeds -- Colombia -- Identification
- Aquatic weeds -- Identification
- Aquatic weeds -- Identification | Handbooks, manuals, etc
- Aquatic weeds -- India -- Identification
- Arachnida -- North America -- Identification
- Arid regions plants -- Africa, West -- Identification
- Arid regions plants -- West (U.S.) -- Identification | Handbooks, manuals, etc
- Bacteria -- Identification
- Bacteria -- Identification | Atlases
- Bark -- Northeastern States -- Identification
- Bats -- Florida -- Identification
- Beetles -- United States -- Identification
- Betulaceae -- New York (State) -- Identification
- Birds -- Arkansas -- Identification
- Birds -- Asia -- Identification
- Birds -- Canada, Eastern -- Identification
- Birds -- China -- Identification
- Birds -- East (U.S.) -- Identification
- Birds -- East Asia -- Identification
- Birds -- Europe -- Identification
- Birds -- Florida -- Identification
- Birds -- Florida | Everglades -- Identification
- Birds -- Identification
- Birds -- Japan -- Identification
- Birds -- Kentucky -- Identification
- Birds -- Nests -- Identification
- Birds -- North America -- Identification
- Birds -- Palearctic -- Identification
- Birds -- Russia (Federation) -- Identification
- Birds -- Russia (Federation) | Russian Far East -- Identification
- Birds -- United States -- Identification
- Birds -- West (U.S.) -- Identification
- Birds -- West Indies -- Identification
- Birdsongs -- North America -- Identification
- Bivalvia -- Alaska -- Identification
- Bryophytes -- New York (State) -- Identification
- Building materials -- Identification
- Butterflies -- Arizona -- Identification
- Butterflies -- Florida -- Identification
- Butterflies -- Host plants -- Florida -- Identification
- Butterflies -- North America -- Identification
- Cactus -- California | Joshua Tree National Park -- Identification
- Caddisflies -- Larvae -- North America -- Identification
- Carex -- Great Basin -- Identification
- Carex -- Illinois -- Identification
- Carex -- Northeastern States -- Identification
- Caryophyllales -- New York (State) -- Identification
- Caterpillars -- Florida -- Identification
- Caterpillars -- Host plants -- Florida -- Identification
- Cetacea -- North America -- Identification
- Ciliata -- Identification
- Climbing plants -- Canada -- Identification
- Climbing plants -- Northeastern States -- Identification
- Climbing plants -- Southern States -- Identification
- Climbing plants -- United States -- Identification
- Coastal plants -- Atlantic Coast (U.S.) -- Identification
- Coastal plants -- California -- Identification
- Coastal plants -- Florida -- Identification
- Coastal plants -- Gulf States -- Identification
- Coastal plants -- Identification
- Coastal plants -- Northeastern States -- Identification
- Coastal plants -- Southern States -- Identification
- Coastal plants -- Virginia -- Identification
- Corals -- Atlantic Ocean -- Identification
- Coryphantha -- Mexico -- Identification
- Coryphantha -- Southwest, New -- Identification
- Coryphantha -- Texas -- Identification
- Criminals -- Identification -- Technological innovations -- Congresses
- Crustacea -- North America -- Identification
- Crustacea -- United States -- Identification
- Cyperaceae -- Identification
- Cyperaceae -- Illinois -- Identification
- Cyperaceae -- United States -- Identification
- Desert animals -- West (U.S.) -- Identification
- Desert plants -- California, Southern -- Identification
- Desert plants -- Southwest, New -- Identification
- Desert plants -- West (U.S.) -- Identification
- Dicotyledons -- Identification
- Dicotyledons -- New York (State) -- Identification
- Dicotyledons -- Ohio -- Identification
- Edible mushrooms -- Identification
- Ephemeral streams -- Identification
- Ferns -- Florida -- Identification
- Ferns -- Identification
- Ferns -- Kentucky -- Identification
- Ferns -- Missouri -- Identification
- Firearms -- Identification
- Fishes -- Arkansas -- Identification
- Fishes -- Australia -- Identification
- Fishes -- Eggs -- Identification
- Fishes -- Identification
- Fishes -- Indiana -- Identification
- Fishes -- Larvae -- Identification
- Fishes -- Larvae -- North Atlantic Ocean -- Identification
- Fishes -- Mexico, Gulf of -- Identification
- Fishes -- Missouri -- Identification
- Fishes -- North America -- Identification
- Fishes -- North Atlantic Ocean -- Identification
- Fishes -- Southern States -- Identification
- Fishes -- Tennessee River -- Identification
- Fishes -- Washington (State) -- Identification
- Forage plants -- North America -- Identification
- Forest animals -- North America -- Identification
- Forest animals -- United States -- Identification
- Forest birds -- United States -- Identification
- Forest insects -- Northeastern States -- Identification
- Forest plants -- Alaska -- Identification
- Forest plants -- Canada -- Identification
- Forest plants -- North America -- Identification
- Forest plants -- United States -- Identification
- Fossils -- Identification
- Freshwater algae -- Identification
- Freshwater algae -- United States -- Identification
- Freshwater algae -- Wisconsin -- Identification
- Freshwater animals -- Southern States -- Identification
- Freshwater fishes -- Arkansas -- Identification
- Freshwater fishes -- Australia -- Identification
- Freshwater fishes -- Canada -- Identification
- Freshwater fishes -- Delaware -- Identification
- Freshwater fishes -- Maryland -- Identification
- Freshwater fishes -- North Carolina -- Identification
- Freshwater fishes -- South Carolina -- Identification
- Freshwater fishes -- United States -- Identification
- Freshwater fishes -- Virginia -- Identification
- Freshwater fishes -- Washington (State) -- Identification
- Freshwater invertebrates -- North America -- Identification
- Freshwater invertebrates -- North America -- Identification | Handbooks, manuals, etc
- Freshwater mussels -- North America -- Identification
- Freshwater phytoplankton -- United States -- Identification
- Freshwater phytoplankton -- Wisconsin -- Identification
- Freshwater plants -- British Isles -- Identification
- Freshwater plants -- Canada -- Identification
- Freshwater plants -- Florida -- Identification
- Freshwater plants -- Identification
- Freshwater plants -- New Zealand | Auckland -- Identification
- Freshwater plants -- United States -- Identification
- Freshwater protozoa -- Identification
- Fruit -- Identification
- Fruit -- Northeastern States -- Identification
- Fungi -- Identification
- Fungi -- North America -- Identification
- Fungi -- Wyoming | Grand Teton National Park -- Identification
- Fungi -- Yellowstone National Park -- Identification
- Fungi imperfecti -- Identification
- Grasses -- Alaska -- Identification
- Grasses -- Arkansas -- Identification
- Grasses -- California -- Identification
- Grasses -- Canada -- Identification
- Grasses -- Identification
- Grasses -- Illinois -- Identification
- Grasses -- New Mexico -- Identification
- Grasses -- North America -- Identification
- Grasses -- Northeastern States -- Identification
- Grasses -- Texas -- Identification
- Grasses -- United States -- Identification
- Grasses -- Wyoming -- Identification
- Gymnosperms -- New York (State) -- Identification
- Halophytes -- Florida -- Identification
- Hornworts (Bryophytes) -- Michigan -- Identification
- Hydric soils -- United States -- Identification
- Hydromorphic soils -- Alaska | North Slope -- Identification
- Hypotrichida -- Identification
- Indicators (Biology) -- Southern States -- Identification
- Insect pests -- Canada -- Identification
- Insect pests -- Canada -- Identification | Pictorial works
- Insect pests -- United States -- Identification
- Insect pests -- United States -- Identification | Pictorial works
- Insects -- Identification
- Insects -- North America -- Identification
- Insects -- United States -- Identification
- Intertidal animals -- Alaska -- Identification
- Invasive plants -- Canada -- Identification
- Invasive plants -- United States -- Identification
- Invertebrates -- Identification
- Juncaceae -- Identification
- Juncaceae -- New York (State) -- Identification
- Juncaceae -- United States -- Identification
- Lake plants -- Wisconsin -- Identification
- Lichens -- North America -- Identification
- Lichens -- Northwest, Pacific -- Identification
- Lichens -- United States -- Identification
- Liverworts -- Michigan -- Identification
- Mammals -- Canada -- Identification
- Mammals -- Identification
- Mammals -- North America -- Identification
- Mammals -- United States -- Identification
- Mangrove plants -- Florida -- Identification
- Marine algae -- Atlantic Coast (North America) -- Identification
- Marine algae -- Atlantic Coast (U.S.) -- Identification
- Marine algae -- California -- Identification
- Marine algae -- North Carolina -- Identification
- Marine algae -- Pacific Coast (North America) -- Identification
- Marine algae -- Pacific coast (United States and Canada) -- Identification
- Marine algae -- South Atlantic States -- Identification
- Marine fishes -- Antarctic Ocean -- Larvae -- Identification
- Marine fishes -- British Columbia | Pacific Coast -- Identification
- Marine fishes -- Louisiana -- Identification
- Marine fishes -- Mexico, Gulf of -- Identification
- Marine fishes -- Texas -- Identification
- Marine invertebrates -- Bahamas -- Identification
- Marine invertebrates -- California, Southern -- Identification
- Marine invertebrates -- Florida -- Identification
- Marine invertebrates -- Identification
- Marine invertebrates -- Mexico, Gulf of -- Identification
- Marine invertebrates -- North America -- Identification
- Marine invertebrates -- Northwest, Pacific -- Identification
- Marine mammals -- Identification
- Marine plants -- Atlantic Coast (U.S.) -- Identification
- Marine plants -- Long Island Sound (N.Y. and Conn.) -- Identification
- Marsh plants -- Canada -- Identification
- Marsh plants -- Great Plains -- Identification
- Marsh plants -- Identification
- Marsh plants -- North Carolina -- Identification
- Marsh plants -- United States -- Identification
- Medicinal plants -- Canada, Eastern -- Identification
- Medicinal plants -- East (U.S.) -- Identification
- Medicinal plants -- Middle West -- Identification
- Metal ions -- Identification
- Metamorphic rocks -- Identification -- Remote sensing
- Microorganisms -- Identification
- Microorganisms -- Identification | Congresses
- Mineralogy -- Identification
- Monocotyledons -- British Columbia -- Identification
- Monocotyledons -- Identification
- Mosses -- British Columbia -- Identification
- Mucorales -- Identification
- Mushrooms -- Canada -- Identification
- Mushrooms -- Middle West -- Identification
- Mushrooms -- North America -- Identification
- Mushrooms -- United States -- Identification
- Mushrooms -- Wyoming | Grand Teton National Park -- Identification
- Mushrooms -- Yellowstone National Park -- Identification
- Nototheniidae -- Identification
- Orchids -- Brazil | São Paulo (State) -- Identification
- Orchids -- Florida -- Identification
- Ores -- Identification
- Organisms -- Identification
- Passeriformes -- Palearctic -- Identification
- Pathogenic microorganisms -- Identification | Congresses
- Peat mosses -- New York (State) -- Identification
- Perch -- Identification
- Phoma -- Identification
- Plant indicators -- California -- Identification
- Plant indicators -- Northeastern States -- Identification
- Plants -- Arizona -- Identification
- Plants -- California | San Diego County -- Identification
- Plants -- California | Santa Monica -- Identification
- Plants -- Canada -- Identification
- Plants -- Canada, Eastern -- Identification
- Plants -- Colorado -- Identification
- Plants -- East (U.S.) -- Identification
- Plants -- Ecuador -- Identification
- Plants -- Florida -- Identification
- Plants -- Florida | Florida Panhandle -- Identification
- Plants -- Front Range (Colo. and Wyo.) -- Identification
- Plants -- Identification
- Plants -- Identification | Collected works
- Plants -- Illinois -- Identification
- Plants -- Michigan -- Identification
- Plants -- New England -- Identification
- Plants -- New York (State) -- Identification
- Plants -- Ohio -- Identification
- Plants -- Rocky Mountains -- Identification
- Plants -- Sierra Nevada (Calif. and Nev.) -- Identification
- Plants -- South Dakota -- Identification
- Plants -- West (U.S.) -- Identification
- Plants -- West (U.S.) -- Identification | Handbooks, manuals, etc
- Plants in winter -- Northeastern States -- Identification
- Platyhelminthes -- Identification
- Poisonous animals -- Canada -- Identification
- Poisonous animals -- United States -- Identification
- Poisonous plants -- Canada -- Identification
- Poisonous plants -- Identification
- Poisonous plants -- United States -- Identification
- Poisonous snakes -- Middle East -- Identification | Handbooks, manuals, etc
- Poissons -- Atlantique Nord -- Identification
- Poissons -- Larves -- Atlantique Nord -- Identification
- Polychaeta -- North America -- Identification
- Polygonaceae -- Identification
- Portulacaceae -- New York (State) -- Identification
- Precious stones -- Identification
- Radio frequency -- Identification
- Radio frequency -- Identification -- Automation
- Range plants -- North America -- Identification
- Ranunculaceae -- Identification