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Sida kingii F.Muell.

Victorian Naturalist 3:138 (1887)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status

Prostrate to ascending perennial, herb, to 0.6 m high. Fl. yellow, Sep to Oct. Red sandy soils, limestone.

Grazyna Paczkowska, Descriptive Catalogue, 24 September 1996

Scientific Description

Herb or shrub, with hairy stems. Leaves 10-35 mm long, 5-25 mm wide, not lobed; margins crenate; 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, 6-13 mm long; indumentum present, with stellate hairs present, with scales absent. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, 6-7 mm long, the lobes fused less than half their length, Sessile glands absent, simple hairs (without tubercle bases) absent, stellate hairs present, tubercle-based simple hairs absent, gland-tipped hairs absent, scales absent, Terminal appendages absent, number of ribs absent. Corolla yellow, 9-10 mm long, glabrous. Indumentum (outside) Sessile glands absent. Stamens many, united and arising from a staminal tube around the style; filaments present, 1-1.2 mm long; anthers 0.4-0.6 mm long, indumentum absent (anthers glabrous). Staminodes absent, appendages absent. Ovary hairs and scales absent (ovary quite glabrous); style 1, 4.5-5 mm long, with four or numerous style branches or lobes, mostly glabrous, wing absent. Flowering time September or October. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Carnarvon, Gascoyne, Murchison and Avon Wheatbelt.

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


IBRA Regions
Avon Wheatbelt, Carnarvon, Gascoyne, Murchison, Pilbara.
IBRA Subregions
Ashburton, Augustus, Cape Range, Fortescue, Merredin, Western Murchison, Wooramel.
IMCRA Regions
Pilbara (nearshore).
Local Government Areas (LGAs)
Ashburton, Carnarvon, East Pilbara, Exmouth, Greater Geraldton, Murchison, Shark Bay, Upper Gascoyne.