Katolog > Science > Biology > Flora and Fauna > Plantae > Coniferophyta

Also known as Pinophyta, the conifers. Evergreen trees or shrubs, the conifers are the largest of four divisions of the gymnosperms, a term which means 'naked seeds'. The term conifer comes from cone, a cluster of scale-like sporophylls which have pollen sacs on the lower surface.

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Links:

Gymnosperms General introduction to the gymnosperms, the group of vascular plants whose seeds are not enclosed by a ripened ovary (fruit). www.geocities.com/Heartland/Plains/6761/ecycads.htm

Gymnosperm Database Basic information (sometimes only a name) for all species and higher-ranked taxa of the gymnosperms, including conifers, cycads, and their allies. Includes many images. www.conifers.org

Phylum Pinophyta: The Conifers General description with photos of selected representatives of the included families and genera. www.science.siu.edu/landplants/Coniferophyta/coniferophyta.html

Conifer Central Resources, evaluation, books, nursery sources, description, and identification. Includes original keys to major coniferous genera. members.tripod.com/~Hatch_L/concent.html

Native Conifers of North America Key, descriptions of all genera and species, images, and range maps. www.nearctica.com/trees/conifer

Arboretum de Villardebelle Includes photographs and information on conifers from around the world, gymnosperm taxonomy, and scientific articles. www.pinetum.org