Isotropis canescens F.Muell.
Fragm. 10:51 (1876)

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

Brief Description
Grazyna Paczkowska, Thursday 20 June 1996

Prostrate perennial, herb, to 0.3 m high. Fl. yellow & red, Aug. Yellow clayey sand. Sandplains.


Beard’s Provinces: Eremaean Province.

IBRA Regions: Great Victoria Desert, Murchison.

IBRA Subregions: Eastern Murchison, Shield.

Local Government Areas (LGAs): Kalgoorlie-Boulder, Menzies.

Scientific Description
C. Hollister and K.R. Thiele, Friday 17 January 2020

Prostrate,spreading or scrambling or twining or climbing plants, herb. Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, continuous with stem, 12-20 mm long, 5-10 mm wide, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 2-2.5 mm long, without glands, ribless. Pedicel present, 2.5-4.5 mm long, hairy. Bracteoles present and persistent, 1.6-2 mm long, hairy, not striate. Calyx 7-8 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 9-12 mm long, multicoloured, mostly yellow or red, with some yellow or red spots, streaks or blotches; claws absent; standard 7.5-9 mm long, glabrous, not auriculate, wings 7-9 mm long, not auriculate, keel 7-9 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.6-0.8 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 5.5-8 mm long. Ovary sessile or subsessile, hairy or glandular; style 6.5-7.5 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), 18-25 mm long, 5-7 mm wide, sessile or subsessile, not constricted between the seeds, round in cross-section, hairy, with simple hairs, not beaked. Flowers in August. Occurs in the Eremaean Botanical Province, in the Great Victorian Desert IBRA regions. Conservation Code Priority Two (P2).