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University of Florida Herbarium (FLAS)
The herbarium and the associated paleobotanical collection have combined holdings of approximately 1/2 million specimens. Includes library search, catalog, and project information.
http://www.flmnh.ufl.edu/natsci/herbarium/ |
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Kingdom: Plantae
A growing directory of the hierarchy, from Kingdom down to species, with common names included, and descriptive pages on selected species.
http://www.cloudnet.com/~djeans/index.htm |
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FloraBase - The Flora of Western Australia
Authoritative scientific information on 12,000 taxa in Western Australia, including maps, images, descriptions, specimen, and nomenclatural information. Requires registration.
http://florabase.calm.wa.gov.au/ |
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The Oldest Land Plants
Introduction to the first land plants, known from fossils.
http://www.xs4all.nl/~steurh/eng/old1.html |
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Illustrated Flora of North Central Texas
Information including keys, descriptions and illustrations of species available in Adobe pdf format by Shinners and Mahler.
http://artemis.austincollege.edu/acad/bio/gdiggs/EastTX/ETinfo.htm |
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Caudiciforms
Information and photos of many species of caudiciforms - plants with thickened bases.
http://www.bihrmann.com/caudiciforms/ |
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Atlas of the Flora of New England
Continuing project with annotated checklists of pteridophytes, gymnosperms, and most monocots, with links to dot maps for each taxon.
http://neatlas.huh.harvard.edu/ |
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University of Manchester: British Flowering Plants
Searchable, illustrated collection.
http://emu.man.ac.uk/mmcustom/BotQuery.php |
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Kew Record of Taxonomic Literature
Database of references to publications on the taxonomy of flowering plants, gymnosperms, and ferns.
http://www.rbgkew.org.uk/bibliographies/KR/ |
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Forestry Images - Plants
Small collection of plant imagery, from University of Georgia.
http://www.forestryimages.org/plants.cfm |
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Flora of Hokkaido
Distribution maps of vascular plants of Hokkaido, Japan.
http://www.hinoma.com/maps/index.shtml |
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Introduction to the Green Kingdom
Brief introduction to the plant kingdom with links to further information.
http://www.ucmp.berkeley.edu/plants/plantae.html |
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Botanical Word Meanings and Name Derivations
References on California plant names, meanings and derivations from Latin and Greek roots, with biographical information on western botanists and collectors.
http://www.calflora.net/ |
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Albion College Vascular Plant Image Gallery
Taxonomically arranged images and summaries of family characteristics.
http://www.albion.edu/plants/ |
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Glossary of Roots of Botanical Names
Meanings of over 1000 root words used in scientific names of plants.
http://garden-gate.prairienet.org/botrts.htm |
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Index Nominum Genericorum
A collaborative project of the International Association for Plant Taxonomy and the Smithsonian Institution, providing a compilation of generic names published for all organisms covered by the International Code of Botanical Nomenclature.
http://rathbun.si.edu/botany/ing/ |
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Dictionary of Botanical Epithets
Glossary of Latin terms used in species names, from abbreviatulus to yunnanensis.
http://www.winternet.com/~chuckg/dictionary.html |
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CalFlora Database
Searchable database all 8375 currently recognized vascular plants in California, including 20000 photographs.
http://www.calflora.org/ |
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Hawaiian Native Plant Genera
Images of hundreds of species of ferns, fern allies, and flowering plants, arranged by genus.
http://www.botany.hawaii.edu/faculty/carr/natives.htm |
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National Herbarium Nederland
Information about the research themes and training undertaken at the national herbarium of the Netherlands, with links to the three contributary universities.
http://www.nationaalherbarium.nl/ |
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Natural Perspective: Plant Kingdom
Introduction to the Plant Kingdom with information on some of the divisions which make up this group.
http://www.perspective.com/nature/plantae/ |
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PLANTS National Database
Online USDA database of information, images, and links on plants in the USA, including crops and invasives. Search by name, geographic distribution, or other characteristics.
http://plants.usda.gov/ |
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Digital Flora of Texas - Vascular Plant Image Library
Large collection of photographs, arranged by family.
http://www.csdl.tamu.edu/FLORA/gallery.htm |
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International Plant Names Index
Database of the names and associated basic bibliographical details of all seed plants.
http://www.ipni.org/ |
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Synonymized Checklist of the Vascular Flora of the United States
Full text index of the 1998 version of the Biota of North America Program's checklist.
http://www.csdl.tamu.edu/FLORA/b98/check98.htm |
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Names in Current Use for Extant Plant Genera
International Association for Plant Taxonomy searchable database.
http://www.bgbm.fu-berlin.de/iapt/ncu/genera/NCUGQuery.htm |
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National Plant Data Center
Responsible for the PLANTS database, which focuses on the vascular and non-vascular plants of the United States and its territories, including checklists, species abstracts, distribution data, crop information, plants symbols and plant growth data.
http://npdc.usda.gov/ |
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Land Plants Online
Southern Illinois University's guide to the taxonomic and evolutionary relations among terrestrial plants, with extensive links to other resources.
http://www.science.siu.edu/landplants/ |
Additional
Information: Kingdom Plantae
Subcategories are organized according to the taxonomy tree:
- Divisions
-- Classes
--- Families
---- Genera
Orders and subtaxons are missed for escaping from "unstable" taxons. 
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