Information of interest to systematists and other organismic biologists such as biological collections, taxonomic files, directories and ListServ archives, computer programs, reports by standards bodies (IOPI, ASC, and SA2000), and access to on-line journals.

A project examining the phylogenetic tree of life and all of its features, with information and pictures for every class and an interactive, dynamic hierarchy.

Etymologies, puns and funny sounds, wordplay, and more in taxonomy.

Authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

National Science Foundation (USA) competition to support competitively reviewed research projects that target groups of poorly known organisms.

Phylogenetic tree with information about the diversity of organisms on Earth, their history, and characteristics. An on-going multi-authored project hosted by the University of Arizona.

A networked information service for biological information resources, based upon the Taxonomic Name Server, a thesaurus of taxonomic information.

A Linnaean taxonomy arranged in hyperlinked evolutionary trees. One can navigate through the hierarchy vertically, or follow a lineage horizontally at a particular level of the hierarchy.

A global network of country-owned collaborative LOOPs to support national programs for biosystematics to support goals in areas such as sustainable development and pest management.

A flexible format for encoding taxonomic descriptions for computer processing. It can be used to produce natural-language descriptions, conventional or interactive keys, classifications, and information-retrieval systems.

Directory of specialists searchable by name, country, or specialization.

ETI is a non-governmental organisation in operational relations with UNESCO. Their mission is to develop scientific/educational computer-aided information systems, to improve general access to, and to promote use of taxonomic and biodiversity knowledge worldwide.

Includes photos of more than 50,000 plant, palm, cycad and other cultivated tropical plants from Florida and taxonomic information on grasses, especially bamboos, and other economically important and interesting plants.

An annotated, extensive hypertext glossary of the terminology of Phylogenetic Systematics, with a discussion and criticsm of mainstream Computer Cladistics.

The NCBI Taxonomy Homepage

A short glossary explaining some of the terms used in taxonomy. From a site on scale insects.

A world leader for research on taxonomy and biodiversity.

An up-to-date historical cross-referenced classification of life based on original authorative scientific literature.

Journal of American Society of Plant Taxonomists. Editors, information for authors, tables of contents and abstracts.

About taxonomy and systematics at the University of Glasgow, with links to other internet resources on these subjects.

A relational database of phylogenetic trees and the data matrices used to generate them from published research papers. Includes animals, plants, and fungi.