Didymeles
| Didymeles | ||||||||||||
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Didymeles |
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| Systematics | ||||||||||||
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| Scientific name of the family | ||||||||||||
| Didymelaceae | ||||||||||||
| Leandri | ||||||||||||
| Scientific name of the genus | ||||||||||||
| Didymeles | ||||||||||||
| Thouars |
The Didymeles are the only genus of plants in the Didymelaceae family within the order of the boxwood-like (Buxales). Only two species belong to the genus and thus to the family .
distribution
The Didymeles species occur only in northern and eastern Madagascar and on the Comoros .
description
Didymeles species are evergreen trees . The alternate and spirally arranged leaves are petiolate, simple, pinnate and leathery or paper-like. The leaf margins are smooth. The leaves turn yellowish green as they dry. Stipules are missing.
They are dioecious separate sexes ( diocesan ). The small, unisexual flowers are reduced. The male flowers stand together in short panicle inflorescences. They contain at most two scales, one or two bloom cladding leaves and only two fertile stamens that are briefly fused at their base , with at most short stamens . The pollen is tricolpate . In few-flowered, ährigen inflorescences, the female flowers are borne. They contain at most four scales, which are interpreted as bracts or bracts, and only one upper carpel ; it contains only one ovule . The long scar is bilobed and sloping.
Large, fleshy stone fruits are formed.
Systematics
There is only one genus in the family with only two species:
swell
- The Didymelaceae family on the AP website. Retrieved December 11, 2008
- The Didymelaceae family at DELTA.
- E. Köhler: Didymelaceae , in Klaus Kubitzki: The Families and Genera of Vascular Plants, IX, Flowering Plants - Eudicots , Springer-Verlag, Berlin, 2007. ISBN 3-540-32214-0
