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Giant Horsetails - http://www.fiu.edu/~chusb001/giant_equisetum.html
Detailed information about Equisetum giganteum, E. myriochaetum, and E. x schaffneri. Includes photos of wild plants and links. |
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Horsetails: Relic Plants from Prehistory - http://www.microscopy-uk.org.uk/mag/artjun99/dwhtail.html
Photographic study by Dave Walker of these plants, including photomicrographs of the cross section of a cone. |
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World of Equisetum - http://members.eunet.at/m.matus/
Detailed species accounts of the horsetails (Equisetum subgenus Equisetum). |
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Equisetum x schaffneri - http://www.botany.hawaii.edu/faculty/carr/images/equ_sp.jpg
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Equisetum x schaffneri - http://www.botany.hawaii.edu/faculty/carr/images/equ_xsc_cu.jpg
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