Family: Amaranthaceae
Amaranthus albus
Citation:
L., Syst. Nat. edn 10, 2:1268 (1759).
Synonymy: Not Applicable Common name: Stiff) tumbleweed.
Description:
Glabrous or sparsely pubescent branching erect or procumbent annual 20-80 cm high, with white rigid stems; leaves oblong or lanceolate to spathulate, obtuse, slightly emarginate, 5-20 mm long, often minute on flowering branches, short petiolate.
Flowers in small axillary cymose clusters, greenish or reddish; bracts and bracteoles spinescent, twice as long as the perianth; perianth-segments 3, elliptic to lanceolate, c. 2 mm long.
Fruit rugulose in the upper half, c. 1.5-2 mm long, circumsciss; seed less than 1 mm diam.
| Amaranthus albus
|
Image source: fig. 177a in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
|
Published illustration:
Cunningham et al. (1982) Plants of western New South Wales, p. 283.
|
|
Distribution:
|
S.Aust.: GT, FR, EP, NL, MU, YP, SL, SE. W.Aust.; N.S.W.; Vic. And in many parts of the World; native to southern North America.
|
Conservation status:
naturalised
Flowering time: Jan. — April.
|
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
|
Biology:
No text
Author:
Not yet available
|
