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Sida pusilla Cav.

Reference
Diss.1, Diss.Bot.Sida 6, Pl.1, Fig.4 (1785)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Spreading shrub, ca 0.2 m high. Fl. yellow, Mar or Jun.

Amanda Spooner, Descriptive Catalogue, 14 October 1997

Scientific Description

Herb or shrub, with hairy stems. Leaves 9-45 mm long, 5-18 mm wide, not lobed; margins serrate; hairy, with stellate hairswith scales absent, Sessile glands absent; stipules present and persistent to older leaves. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 2.5 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 6 mm long, the lobes fused less than half their length, Sessile glands absent, simple hairs (without tubercle bases) absent, stellate hairs absent, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent, Terminal appendages absent, number of ribs absent. Corolla yellow, 8.5 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 1.5 mm long; anthers 0.3 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs and scales absent (ovary quite glabrous); style 1, 5 mm long, with four or numerous style branches or lobes, mostly glabrous, wing absent. Flowering time March or June. Distribution Botanical Province Northern, IBRA Bioregion North Kimberley.

C. Hollister and K.R. Thiele, 11 August 2023

Distribution

IBRA Regions
Indian Tropical Islands.
IMCRA Regions
Bonaparte Gulf, North West Shelf.
Local Government Areas (LGAs)
Wyndham-East Kimberley.