Electronic Resources Accessible from DOI Locations Only

Department of the Interior employees are offered access to this database at their desktops; employees who are teleworking may access it through the Department's VPN. Others must contact a Reference Librarian for assistance.​


EBSCO Online


  • GreenFILE

Gale In Context: Environmental Studies

Gale Virtual Reference Library


  • Beacham's Guide to the Endangered Species of North America
  • Encyclopedia of Forest Sciences
  • Managing Biodiversity in Agricultural Ecosystems
  • World's Largest Wetlands: Ecology and Conservation



  • Ecology & Botany Collection
  • Biological Sciences Collection


Web Sites on Plants - Table of Contents


Interesting Sources


    This is an important bibliographic database of citations to the agricultural literature, and is produced by the National Agricultural Library, USDA. Includes material whose full text is available online in the National Agricultural Library Digital Collections

  • Atlas of the Flora of New England

    Supported by the Harvard University Herbaria.

  • Biodiversity Heritage Library

    Ten major natural history museum libraries, botanical libraries, and research institutions have joined to form the Biodiversity Heritage Library Project. The group is developing a strategy and operational plan to digitize the published literature of biodiversity held in their respective collections.

  • Botanicus Digital Library

    Freely accessible digitized historic botanical literature from the Missouri Botanical Garden Library. The Library has been digitizing its materials since 1995, focusing primarily on beautifully illustrated volumes from its rare book collection.

  • Carnivorous Plant Database

    Provides information on over three thousand carnivorous plant species.

  • Checklist of Online Vegetation and Plant Distribution Maps

    Compiled by Claire Englander and Philip Hoehn of the University of California, Berkeley, Library.

  • E-Journals

    Provides access to leading botany, plant biology and science journals.

  • Ecology and Society

    An electronic, peer-reviewed, multi-disciplinary journal devoted to the rapid dissemination of current research.

  • Fact Sheets and Plant Guides

    Produced by the National Plant Data Center and the Plant Materials Program of the Natural Resources Conservation Service.

  • Flora of North America
    The Flora of North America presents information on the names, taxonomic relationships, continent-wide distributions, and morphological characteristics of all plants native and naturalized found in North America north of Mexico. It will eventually reach 30 volumes and will be available in print and on the Web.

  • Global Invasive Species Database

    This database is managed by the Invasive Species Specialist Group of the Species Survival Commission of the IUCN-World Conservation Union. It was developed as part of the global initiative on invasive species led by the Global Invasive Species Programme and is supported through partnerships with the National Biological Information Infrastructure, Manaaki Whenua-Landcare Research, the Critical Ecosystem Partnership Fund, the University of Auckland and private donations.

  • Hunt Institute for Botanical Documentation

    A research division of Carnegie Mellon University. The web site focuses on botanical art.

  • ING: Index Nominum Genericorum

    A compilation of generic names published for all organisms covered by the International Code of Botanical Nomenclature, sponsored by the U.S. National Herbarium, Department of Botany Smithsonian Institution.

  • Index to American Botanical Literature

  • Integrated Taxonomic Information System

  • International Plant Names Index


    The overall objective of is to provide an accessible and easily used archive of high quality images related to invasive and exotic species, with particular emphasis on educational applications.

  • Maryland at a Glance: Plants

  • National Agricultural Library Digital Collections

    Provides access to Agriculture Department publications either digitized by NAL or through NAL's partnerships with other institutions.

  • National Wetland Plant List

    A national effort led by the U.S. Army Corps of Engineers to update the North American Digital Flora: National Wetland Plant List (NWPL). The NWPL is used extensively in wetland delineation, wetland restoration and research, and the development of compensatory mitigation goals, as well as in providing general botanical information about wetland plants. It covers all 50 U.S. states, the District of Columbia, and the U.S. Caribbean and Pacific islands that are considered to be territories of the U.S.

    Updating the NWPL has been a cooperative effort of the Army Corps of Engineers, the U.S. Environmental Protection Agency, the U.S. Fish and Wildlife Service, the Natural Resources Conservation Service, The Biota of North America, states, Indian Nations, the academic community, and the scientific portion of the public.

  • Native Plant Information Network: Image Gallery

    Images of wildflowers, from the Lady Bird Johnson Wildflower Center. The center's database Native Plants of North America allows visitors to search for plants by either their common or scientific names, and the advanced search feature allows searches by combinations of fields such as light requirements, size, and bloom characteristics. It also features helpful plant lists like "Bee-friendly Plants" and "Plants for Drought," as well as lists of recommended native plants for nearly every US state and Canadian province. The listings include the scientific names and USDA classification, as well as helpful information for gardeners.

  • NatureServe

    A source for authoritative conservation information on more than fifty thousand plants, animals, and ecological communities of the United States and Canada.

  • OBIS: Ocean Biogeographic Information System

  • Plant Facts

    PlantFacts has merged several digital collections developed at Ohio State University to become an international knowledge bank and multimedia learning center. It includes a concentrated Internet search engine dealing strictly with plants: over thirty-nine thousand pages of information from every land-grant university in the U.S. and several government institutions across Canada.

  • Plant Information Online

    A service of the University of Minnesota Libraries, Plant Information Online is a collection of databases that especially focuses on cultivated plants and plant/seed sources, with contact information for nearly twenty-five hundred seed and nursery firms. It has a large index of plant images and information from some six hundred books and magazines.

  • PLANTS Database

    Provides standardized information on vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories

  • Southeastern Flora 

    Includes an easy interface for identifying plants in the southeastern United States

  • Species 2000

    Indexing the world's known species

  • TreeBASE

    A database of phylogenetic information

  • Virginia Wildflowers



  • U.S. Forest Service History

    Prepared by the Forest History Society, this site incorporates original documents and photographs, as well as bibliographic references.


Range Management

  • RangeBiome: A Public Rangeland Almanac

    This is an assemblage of natural resource and environmental links, tools, news, and views for improving the ecological conditions of public rangeland ecosystems.

  • Rangelands Gateway

    Produced by the Rangelands Partnership. They created a database of quality, peer-reviewed information related to the ecology and management of rangelands, then developed educational resources for multiple audiences, including videos, phone applications, decision-making tools, and more.

  • Sustainable Rangelands Roundtable

    The Roundtable is a venue for communication, discussion and dialogue about developing a national sustainability indicator set and models for rangelands. Participants include private individuals, conservation organizations, land trusts, tribes, state and local governments and corporate and private landowners.


Endangered Species


Directories of Web Sites on Plants, Forestry, and Range Management


U.S. Federal Agencies




Updated February 2023

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