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Gymnosperm Database - http://www.conifers.org/
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. |
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Native Conifers of North America - http://www.nearctica.com/trees/conifer/
Key, descriptions of all genera and species, images, and range maps. |
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Plant Diversity: The Conifers - http://www.wettropics.gov.au/pa/pa_conifers.html
Information and photographs of several gymnosperms that grow in the wet tropics of Australia. |
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Conifer Central - http://members.tripod.com/~Hatch_L/concent.html
Resources, evaluation, books, nursery sources, description, and identification. Includes original keys to major coniferous genera. |
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Gymnosperms - http://www.geocities.com/Heartland/Plains/6761/ecycads.htm
General introduction to the gymnosperms, the group of vascular plants whose seeds are not enclosed by a ripened ovary (fruit). |