Family: Amaranthaceae
Amaranthus retroflexus
Citation:
L., Sp. Pl. 991 (1753).
Synonymy: Not Applicable Common name: Redroot amaranth.
Description:
Erect stout pubescent or partly woolly annual to c. 1 m high; roots reddish; leaves ovate to elliptic, 3-10 cm long (incl. petiole), often reddish.
Flowers greenish, in cylindrical axillary spikes to c. 15 mm thick and also forming a dense bristly terminal crowded many-branched panicle; bracts and bracteoles spinescent, ovate, 3-6 mm long and twice as long as the perianth; perianth-segments 5, linear or oblong, mucronate, truncate to obtuse or emarginate, 2-3 mm long; stamens 5; style branches erect.
Fruit rugulose, shorter than the perianth, circumsciss.
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Image source: fig 180b in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
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Published illustration:
Cunningham et al. (1982) Plants of western New South Wales, p. 284.
Distribution:
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S.Aust.: GT, EP, NL, YP, SL, SE. W.Aust.; N.S.W.; Vic.; Tas. Native to North America.
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Conservation status:
naturalised
Flowering time: Jan. — May.
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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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