Sida sp. Hamersley Range (K. Newbey 10692)

Conservation Code: Priority Three
Naturalised Status: Native to Western Australia
Name Status: Current

Distribution

Beard’s Provinces: Eremaean Province.

IBRA Regions: Pilbara.

IBRA Subregions: Hamersley.

Local Government Areas (LGAs): Ashburton, East Pilbara.

Scientific Description
C. Hollister and K.R. Thiele, Wednesday 15 January 2020

Herb or shrub. Stems hairy. Leaves 15-55 mm long, 6-15 mm wide, not lobed; margins entire; indumentum present, with stellate hairs; stipules present and persistent to older leaves. Perianth clearly of two whorls (calyx and corolla), the corolla obvious and prominent. Pedicel present, 7 mm long; indumentum present, with stellate hairs. Calyx green, 4.5 mm long, the lobes fused less than half their length, stellate hairs present. Corolla yellow, 6.2 mm long, glabrous. Stamens many, united and arising from a staminal tube around the style; filaments present, 1 mm long; anthers 0.5 mm long. Ovary hairs and scales absent (ovary quite glabrous); style 1, 4.5 mm long, with five or numerous style branches or lobes, mostly glabrous. Fruits dehiscent (capsules and follicles), length-width ratio more or less as long as wide, mericarps wrinkled, hairs or scales present, stellate hairs present; apex rounded; calyx persistent to mature fruit. Flowering time August, September or October. Distribution Botanical Province Eremaean, IBRA Bioregion Pilbara. Conservation Code Priority Three (P3).