F. Muell., Linnaea 25:384 (1853).
Synonymy: S. corrugata Lindley var. trichopoda (F. Muell.)Benth., Fl. Aust. 1:193 (1863).
Common name: High (or narrow-leaved) sida.
Sprawling to erect perennial 20-50 cm high, the branches and leaves sparsely pubescent; leaves with blade 1.5 to usually several times the length of the petiole, narrowly ovate-oblong to broad-obovate, 5-30 x 2-15 mm, with base obtuse to cordate, serrate to serrulate or almost entire, with 3-5 teeth/ cm, dull, green.
Flowers solitary, sometimes as if in terminal or axillary racemes through an association with short small-leaved developing shoots, the subtending leaves sometimes caducous at flowering, on filiform peduncles 12-60 mm long; calyx 3-4 mm long, hardly enlarging in fruit, with scattered hairs, the teeth half the length of the calyx, broad-triangular, acute; corolla 7-14 mm long.
Schizocarp transverse-ellipsoid, 4-7 mm diam., persistently pubescent, grooved between the carpels, deeply rugose on the sides, with a rounded central apical region, the 7 or 8 mericarps grooved at the apex, reticulate on the sides.
||Sida trichopoda leaf, fruit and mericarp.
Image source: fig 440m in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).|
Often occurs on heavy soils near water but also in many other habitats.
S.Aust.: NW, LE, GT, FR, EA, EP, MU. N.T.; Qld; N.S.W.; Vic.
Flowering time: mainly Sept. — Nov.
SA Distribution Map based
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specimens held in the
State Herbarium of South Australia
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