Vascular Plant Families - Trees & Shrubs - Gymnosperms - Wildflowers - Graminoids
Pteridophytes - Bryophytes - Lichens

Cultivated Plants - Rare Plants - Weeds & Invasive Species - Poisonous Plants - Ethnobotany - First Nations

North America - Canada - U.S.A. - Other Countries

Taxonomic Databases - Miscellany - Glossaries & Dictionaries

Choose one of the links above for a list of plant-related websites about that category. Selected websites include only non-commercial, free-access sites that do not require passwords. The links provided have all been checked as of April 18, 2008, but visitors should note that most large websites have a regular downtime for editing and uploading more information. Often, this downtime occurs on the weekends, especially Sunday night (students take note!). If you find a link that doesn't work, try that site again at a different time or on a different day; if it still does not work, please report the problematic link to the NOPD.

Glossaries & Dictionaries

Bryological Glossary
http://www.mobot.org/MOBOT/tropicos/most/Glossary/glosefr.html
A glossary of bryophyte terminology from the Missouri Botanical Garden's Bryology website.

Dictionary of Botanical Epithets
http://www.winternet.com/~chuckg/dictionary.html
A long-standing website that provides the meanings, derivation, stem, and gender of specific epithets (the 2nd word in a species name).

Glossary of Pteridophytes Terminology
http://www.uwgb.edu/biodiversity/herbarium/pteridophytes/pteridophyte_glossary01.htm
A glossary on terms used to describe ferns and fern-allies, from the Cofrin Center for Biodiversity, University of Wisconsin-Green Bay.

Glossary of Terms Relevant to the Identification of Trees and Shrubs
http://www.uwgb.edu/biodiversity/herbarium/trees/glossary_for_trees01.htm
A glossary on terms used to describe wood plants, from the Cofrin Center for Biodiversity, University of Wisconsin-Green Bay.

Lexique Botanique Anglais-Français
http://jeanlouis.helardot.free.fr/LexiqueAnglais.html
A glossary of English botanical terms with French definitions.

Lexique Français de Termes Botaniques
http://jeanlouis.helardot.free.fr/LexiqueTermesBotan.htm
A glossary of French botanical terms with French definitions.

Lichen Vocabulary
http://www.lichen.com/vocabulary.html
An introduction to lichen morphology and terminology, from the Lichens of North America website.

A Systematic Treatment of Fruit Types
http://www.worldbotanical.com/fruit_types.htm
Based on the 1994 publication of the same title by Richard W. Spjut, published in Mem. New York Bot. Gard. 70: 1-181. A new, more complex classification of fruits than the classification provided by Radford et al. (1974), below. Still being debated by the scientific community.

Vascular Plant Systematics Glossary
http://www.ibiblio.org/botnet/glossary/
An online glossary from the classic plant systematics text by Albert E. Radford et al. (1974), with clear diagrams illustrating the concise descriptions, arranged according to category. This online version is an indispensable reference for all botanists, since the original 891 page text is, sadly, out of print.