Biology

Great Lakes Diatoms Great Lakes Diatoms- Collection of images, classified by morphology and by genus. Malaria Malaria- Information on the blood parasites of the genus Plasmodium that can infect humans, with a diagram and information on their complex life cycle. Coccidiosis Coccidiosis- Animation showing the life cycle of the single-celled organism of the genus Eimeria that causes this disease. Toxoplasma gondii Sequencing Project Toxoplasma gondii Sequencing Project- Provides information on this project to sequence the genome of T. gondii which infects virtually all warm blooded animals. Toxoplasma gondii Toxoplasma gondii- Research project by Christopher Parks on this parasite including its classification, host environment, reproduction and adaptations. Plasmodium falciparum Plasmodium falciparum- Laura Augustine provides information on the malarial parasite, its classification, habitat, adaptation, nutrition, reproduction and methods of prevention an… Full-Malaria Full-Malaria- Information on the complex life cycle of the malarial parasite and a project to construct a full length cDNA genome sequence for Plasmodium falciparum. Toxoplasma gondii Toxoplasma gondii- Information on a project to construct a Toxoplasma full-length cDNA library. Also information on the life history of the parasite in several host species. Toxoplasma gondii Toxoplasma gondii- Information from Wikipedia on this parasitic protozoan which can cause toxaplasmosis, including the life cycle of the parasite. Apicomplexa Apicomplexa- Article from Wikopedia on this large group of protists which are unicellular, spore-forming and exclusively parasitic on animals. Apicomplexa Apicomplexa- Information on this diverse group of over 5000 species including the coccidia Cryptosporidium, Isospora, Cyclospora, Toxaplasma, Babesia and Theileria which can all i… Apicomplex Apicomplex- Information from MicrobeWiki on this phylum of parasites, their description and significance, genome structure, cell structure, metabolism and ecology. Sporozoa - Apicomplexa Sporozoa - Apicomplexa- Illustrated information on the common cellular features of the group, the life cycle and the two main sub-groups, the Gregarines and the Coccidia. Introduction to the Apicomplexa Introduction to the Apicomplexa- Discussion of this group of parasitic, pathogenic protists, formerly considered to be Sporozoa but now grouped on the basis of structural features… Acrasiomycota Acrasiomycota- Information from Wikipedia on this group of cellular slime molds. British Pteridological Society British Pteridological Society- Images and information about ferns and other pteridophytes; activities of the society including publication of the Fern Gazette, Pteridologist, and… Pteridophytes: The Ferns and their Allies Pteridophytes: The Ferns and their Allies- Provides information on these ferns and their allies, their structure and classification, with keys and checklists of Australian species. Checklist of World Ferns Checklist of World Ferns- A compiled list of the ferns and fern allies of the world, with full botanical names, information about where they are found, and their classification. Introduction to the Psilotales Introduction to the Psilotales- Includes descriptions of morphology and life history. Fork Ferns Fork Ferns- Illustrated introduction to the five species of Psilotaceae found in New Zealand. Classification of Psilotophyta Classification of Psilotophyta- Main entry in Systema Naturae 2000. Psilotaceae Psilotaceae- Division/family description and thumbnail links to images of two species of Psilotum from Hawaii. Neotropical Fern Genera Neotropical Fern Genera- Key to the genera of neotropical ferns provided by PhytoImages. Native Ferns for Cool Climates Native Ferns for Cool Climates- Information on the cultivation of Australian native ferns with a species list. British Ferns British Ferns- The Delta database provides botanical descriptions of all species found in the British Isles. Ferns et al of New England and Bermuda Ferns et al of New England and Bermuda- Lists all native pteridophyte species and some hybrids, with photographs of most and data pages for some. Ferns of Great Britain and Ireland Ferns of Great Britain and Ireland- Small images of 39 antique prints by Thomas Moore, 1855. Leptosporangiate Ferns Leptosporangiate Ferns- Next to the flowering plants, the leptosporangiate ferns are the most diverse group of living land plants. Estimates place their diversity at about 12,000 … Filicopsida Filicopsida- Introduction to ferns from the Tree of Life project. Introduction to the Ferns Introduction to the Ferns- The ferns are an ancient lineage of plants, dating back to at least the Devonian. They include three living groups - Marattiales, Ophioglossales, and le… Ferns of the Canberra Region Ferns of the Canberra Region- A site about ferns in southeastern Australia, their ecology, how to grow them, information on ferns in general, with numerous photographs. American Fern Society American Fern Society- Information on the biology and cultivation of ferns; activities of the society including a spore exchange and publication of Fiddlehead Forum, American Fern… OSU Seed Biology Program - SeedID Index OSU Seed Biology Program - SeedID Index- Photographs of the seeds of selected plants. Angiosperms Angiosperms- Photographs and information on flowering plants from the Tree of Life web project. Chilean Flora Chilean Flora- On-line herbarium of over 1100 Chilean plants, articles on Chilean flora, and seeds and seedlings of Chilean plants for sale. Angiosperms Image Gallery Angiosperms Image Gallery- Extensive collection, organized by family. Angiosperm Phylogeny Angiosperm Phylogeny- Phylogenetic trees, technical descriptions of all orders and families, references, and links. By Peter Stevens of the Missouri Botanical Garden. Natural History of Plants in Floyd County, Northwest Georgia Natural History of Plants in Floyd County, Northwest Georgia- Botanical explorations in Floyd County, Georgia, with a geographical description of the area. The Families of Flowering Plants The Families of Flowering Plants- A taxonomical database with descriptions and illustrations of each family, and an interactive key to families. Lycopodiophyta Lycopodiophyta- Find out about this ancient plant division and its classes. From Wikipedia. Introduction to the Lycophyta Introduction to the Lycophyta- An introduction to club mosses and scale trees, their life history, morphology, ecology, systematics and fossil history. Gnetophyta: An Enigmatic Group of Seed Plants Gnetophyta: An Enigmatic Group of Seed Plants- Slide show introduction to the group. Ginkgo digitata Ginkgo digitata- Fossil image. Introduction to the Ginkgoales Introduction to the Ginkgoales- Brief discussion of living and fossil ginkgos. Ginkgoales: Fossil Record Ginkgoales: Fossil Record- Illustrated discussion of the fossil record of ginkgos through the Tertiary. Ginkgoaceae Ginkgoaceae- Taxonomic information and botanical description for Class Ginkgoopsida, Order Ginkgoales, Family Ginkgoaceae, and Genus Ginkgo. Horsetails - Equisetaceae Horsetails - Equisetaceae- Brief description of the horsetail family, including descriptions of several Equisetum species. Equisetaceae Equisetaceae- General description of this family of terrestrial, herbaceous, homosporous vascular plants, comprising a single genus with about 15 species. Includes photos of sever… University of Georgia Greenhouses - Non-flowering Plants University of Georgia Greenhouses - Non-flowering Plants- Includes images of the cycad collection. Cycads: Cycadae Cycads: Cycadae- Free to use horticultural and conservation research tool with an up-to-date list of all the world's Cycad species.