Family: Amaranthaceae
Alternanthera angustifolia
Citation:
R. Br., Prod. Fl. Nov. Holl. 417 (1810).
Synonymy: Not Applicable Common name: Narrow-leaved joyweed.
Description:
Annual herbs; stems prostrate; branches glabrous or pubescent; leaves glabrous or sparsely tomentose, oblong to narrow-obovate, 1-5 cm long.
Spikes globular or ovoid, 0.5-1 cm long, sometimes clustered, rhachis woolly; bracts and bracteoles narrow, acute, c. 1 mm long; perianth-segments lanceolate, acute, 2.5-4 mm long, densely woolly in the lower half, base and midrib hardened; stamens c. 1 mm long, staminodes 0; ovary c. 0.7 mm long, rounded or notched, style very short.
Fruit about half as long as the perianth, with thickened margins.
| Alternathera angustifolia, twig, flower and bracteoles, fruit, embryo with radicle pointing upwards and pistil and stamens.
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Image source: fig. 176a in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
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Distribution:
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S.Aust.: NW, LE, GT, EA. W.Aust.; N.T.; Qld; N.S.W.; Tas.
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Conservation status:
native
Flowering time: throughout the year.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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