Spyridium
| Spyridium | ||||||||||||
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Spyridium parvifolium |
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Spyridium | ||||||||||||
| Fenzl |
Spyridium is a genus from the family of the Buckthorn family (Rhamnaceae). It is native to Australia and includes around 30 species.
description
Spyridium are evergreen, unreinforced, densely hairy shrubs or multi-stemmed trees with a height of up to 10 meters. The alternate leaves are leathery and comparatively small.
The flowers stand in sessile heads or groups and are surrounded by permanent brown bracts . Heads are often arranged in compound heads. A flower cup is missing or very short, the disc more or less lobed. The ovary is subordinate, the partial fruits open laterally or not at all.
Distribution and systematics
Spyridium are native to Western and South Australia. The genus was first described by Eduard Fenzl in 1837 . Within the buckthorn family, it is classified in the tribe Pomaderreae . The genus includes around 30 species.
Types are:
- Spyridium bifidum
- Spyridium burragorang
- Spyridium buxifolium
- Spyridium cinereum
- Spyridium coactilifolium
- Spyridium complicatum
- Spyridium cordatum
- Spyridium daltonii
- Spyridium denticuliferum
- Spyridium divaricatum
- Spyridium eriocephalum
- Spyridium glaucum
- Spyridium globulosum
- Spyridium gunnii
- Spyridium halmaturinum
- Spyridium kalganense
- Spyridium lawrencei
- Spyridium leucopogon
- Spyridium majoranifolium
- Spyridium microcephalum
- Spyridium microphyllum
- Spyridium minutum
- Spyridium montanum
- Spyridium mucronatum
- Spyridium nitidum
- Spyridium obovatum
- Spyridium oligocephalum
- Spyridium parvifolium
- Spyridium phlebophyllum
- Spyridium phylicoides
- Spyridium polycephalum
- Spyridium riparium
- Spyridium scortechinii
- Spyridium spadiceum
- Spyridium spathulatum
- Spyridium subochreatum
- Spyridium thymifolium
- Spyridium tricolor
- Spyridium tridentatum
- Spyridium ulicinum
- Spyridium vexilliferum
- Spyridium villosum
- Spyridium westringiifolium
proof
- ↑ a b c D. Medan, C. Schirarend: Rhamnaceae In: Klaus Kubitzki (Ed.): The Families and Genera of Vascular Plants - Volume VI - Flowering Plants - Dicotyledons - Celastrales, Oxalidales, Rosales, Cornales, Ericales , 2004, P. 331, ISBN 978-3-540-06512-8
