The Cycad Pages
FAMILY  Stangeriaceae

Fern like plants with a naked subterranean stem. Cataphylls absent. Leaves pinnate or bipinnate, longitudinal ptyxis circinate, horizontal ptyxis involute. Leaflets flat, with a mid rib, with numerous sub parallel lateral veins and stomata on both surfaces, individual ptyxis flat. Trichomes coloured or transparent, unbranched, short curved. Male and female sporophylls peltate, without terminal spines, spirally orthostichous and aggregated into terminal cones. Male sporophylls with 2 collateral fertile areas on the abaxial surface, and numerous sporangia. Female sporophylls with 2 sessile inverted ovules on the inner surface. Seeds radiospermic.

A family of a single genus, Stangeria, endemic in southern Africa.

The Cycad Pages

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Written and maintained by Ken Hill 1998-2010
Maintained by Leonie Stanberg and Dennis Stevenson 2010-2012
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