F. Muell., Trans. Phil. Soc. Vic. 1:19 (1854).
Synonymy: Sida corrugata, Sida intricata
Common name: Twiggy sida.
Usually divaricately branched shrubs 20-75 cm and often broader than high, the slender greyish branches stellate-tomentose and often ending in spines; leaf blades at least 1.5 times as long as the petioles, elliptic to ovate-.or suborbicular, 1-10 x 0.75-7 mm, cuneate or obtuse at the base, with c. 4 teeth mainly in the distal half, densely or especially above sparsely stellate-tomentose.
Flowers solitary in the axils of leaves on articulated peduncles 1-5 mm long; calyx 1.5-2.5 mm long, scarcely enlarging in fruit, appressed-pubescent, with lobes divided usually for less than half of their length but more deeply divided in fruit, triangular, acute or obtuse, eventually spreading or loosely clasping the base of the fruit; corolla 2-5 mm long, yellow.
Schizocarp transverse-ellipsoid, slightly convex apically, lobed but not grooved between the carpels, somewhat stellate-pubescent, 3-4 mm diam., smooth on the circumference, the 5 mericarps honey-combed on their sides.
||Sida intricata leaf, fruit and mericarp.
Image source: fig 440j in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).|
Cunningham et al. (1982) Plants of western New South Wales, p. 489.
Grows in most soil types, including rocky slopes, sand, heavy soils and mudflats.
S.Aust.: NW, LE, NU, GT, FR, EA, EP, NL, MU, YP, SL. W.Aust.; N.T.; Qld; N.S.W.; Vic.
Flowering time: in all months.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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