Alternanthera
Taxonomic status
Accepted
Occurrence status
Present
Establishment means
Native
Degree of establishment
Native
Annual or perennial herbs. Leaves opposite. Spike contracted, rarely pedunculate, capitate, terminal or axillary. Flowers bisexual, each subtended by a small bract and a pair of bracteoles; tepals 5, free; fertile stamens 2–5, staminodes usually present, all united at base into a membranous cup surrounding the ovary; stigma ± sessile. Fruit indehiscent, flattened.
About 80 species, widespread in tropical and warm-temperate areas (chiefly South America); 11 species in Australia, 5 introduced.
Source:
Walsh, N.G. (1996). Amaranthaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae, pp. 199–215. Inkata Press, Melbourne.
Updated by: Val
Stajsic,
8 Feb. 2019
Spinning
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Higher taxa
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Alternanthera
Subordinate taxa
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