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Sida spinosa L.
Family Malvaceae
Sida spinosa L. APNI*

Description: Erect subshrub to 1 m high, with stellate tomentum, often glabrescent.

Leaves ovate-oblong to linear-lanceolate, 1–4 cm long.

Flowers solitary or 2–5 together in the axils on peduncles 3–6 mm long elongating to 15 mm long in fruit. Calyx basally 10-ribbed, c. 5 mm long, finely stellate-tomentose, lobes acuminate. Corolla 5–7 mm long.

Fruit 4–6 mm diam., pubescent to glabrous; mericarps mostly 5, wrinkled on back, apex acute with 2 points c. 1 mm long with spreading hairs. Weed of disturbed sites.


Habit
Photo J. R. Hosking

Fruit
Photo J. R. Hosking

Herbarium
Sheet

Distribution and occurrence: Weed in NSW, Queensland and Northern Territory. Native to the New and Old World tropics

Weed of disturbed sites.
NSW subdivisions: *NC, *CC, *NWS, *CWS, *NWP
Other Australian states: *Qld *N.T.
AVH map***

Text by A. S. Mitchell & E. H. Norris
Taxon concept: Flora of NSW 1 (1990)


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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