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Orchid
Orchid Taxonomy
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Fungi
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Other genera
Genera of the Plantae (except Orchidaceae)
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Angiopteris
Hoffm.
None
Christensenia
Maxon
Christensenia is unique in the Marattiaceae, because of its reticulate venation, palmately arranged leaves and radial synangia. Christensenia produces enormous amounts of spores, up to 7,000 spores per sporangium. [Wikipedia]
Eupodium
J.Sm.
None
Marattia
Sw.
None
Ptisana
Murdock
None