Family: Amaranthaceae
Chenopodium pumilio
Citation:
R. Br., Prod. Fl. Nov. Holl. 407 (1810).
Synonymy: C. pumilio R. Br. var. oblongifolium J. Black, Fl. S. Aust. 289 (1948), nom. invalid.; C. carinatum sensu J. Black, Fl.S. Aust. 180 (1924).
Common name: Clammy goosefoot, small crumbweed.
Description:
Spreading annual or short-lived perennial, aromatic; leaves sparsely pilosulose with simple and gland-tipped hairs; lamina narrow- or broad-elliptic to ovate, 10-20 mm long, obtuse, entire to sinuate or obtusely lobed; petiole slender, about half the length of the lamina.
Flowers in compact axillary glomerules, subsessile or pedicellate, c. 0.5 mm high; perianth-segments 5, erect, united towards the base, thin, sparsely pilosulose towards the apex; stamen 0 or 1; fruiting perianth globular, c. 1 mm high, crustaceous, white; perianth-segments erect, narrowly boat-shaped.
Pericarp membranous, adherent; seed erect, lenticular, c. 0.5 mm long; fruit dispersed within the perianth.
| Chenopodium pumilio
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Image source: fig. 153g 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. 262.
Distribution:
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Commonly occurring as a weed of agriculture.
All States.
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Conservation status:
native
Flowering time: mainly 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:
This species frequently hybridises with C. melanocarpum and C. cristatum.
Author:
Not yet available
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