Family: Fabaceae
Choretrum
Citation:
R. Br., Prod. Fl. Nov. Holl. 354 (1810).
Derivation: Greek choris, separate; etron, abdomen; the extended receptacle is separated from the perianth by a faintly toothed rim at its summit.
Synonymy: Not Applicable Common name: Sour-bushes.
Description:
Glabrous shrubs; leaves alternate, at least partly caducous, minute (to 2 mm long).
Flowers very small, bisexual, subsessile in pedunculate few-flowered heads, each subtended by 3-10 bracts; perianth cut to the epigynous 5-lobed disk into 5 thick fleshy segments which are abruptly inflexed in the upper part; filaments very short; anthers 4-lobed, opening in 4 valves round the summit of the connective, the cells finally confluent; style short, with a 4- or 5-lobed stigma; ovary inferior; the enclosing receptacle cup-shaped, green, sometimes obscurely 5-toothed at the summit.
Fruit a drupe crowned by the persistent perianth-segments. 6 species all Australian.
Biology:
No text
Key to Species:
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1. Flowers in small pedunculate clusters along the angled, ridged or winged branches; leaves well spaced |
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2. Flowers yellow; young branches ridged or angled |
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C. chrysanthum 1. |
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2. Flowers white; young branches winged |
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C. glomeratum 2. |
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1. Flowers solitary along the smooth or striate branches; leaves some-what imbricate |
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C. spicatum 3. |
Author:
Not yet available
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