Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Malvaceae
Sida corrugata

Citation: Lindley in T.L. Mitchell, Three Exped. Int. eastern Austral. 2:12 (1838).

Synonymy: Not Applicable

Common name: Corrugated (or variable) sida.

Prostrate to decumbent perennial developing a thick rootstock, spreading to 30 cm or more in diam.; leaves with a blade 1 or 2 times the length of the petiole, orbicular or broad-obovate to narrow-ovate, coarsely bluntly serrate with 2-4 teeth/cm, discolorous, stellate-pubescent of varying density and persistence, the venation prominent below.

Rhachis absent, the flowers 1 or 2 in leaf axils but sometimes appearing as if in a terminal raceme or thyrse, with peduncles filiform and 3-15 mm long in flower, hardly enlarged in fruit; calyx 3-4 mm long, hardly enlarging in fruit, appressed-pubescent, with lobes one-third to one-half of its length, broad-triangular, acute to obscurely acuminate; corolla 5-6 mm long, yellow.

Schizocarp transverse-ellipsoid to ovoid, c. 4-5.5 mm diam., prominently radially grooved between the carpels, puberulent or glabrous, densely deeply rugose on the sides, the central apical region flat or raised, the 6-10 mericarps grooved or notched at the apex, deeply reticulate on their sides.

Conservation status: native

Flowering time: No flowering time is available

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Taxonomic notes: The species is polymorphic across southern Australia. Three varieties seem distinguishable in S.Aust.; they show some tendency to intergrade.

Author: Not yet available

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