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Gastrolobium tergiversum G.Chandler & Crisp

Reference
Austral.Syst.Bot. 15:640-641 (2002)
Conservation Code
Priority Two
Naturalised Status
Native to Western Australia
Name Status
Current

Slender to open, erect shrub, to 2 m high. Fl. orange, Oct to Dec or Jan to Feb. Rocky grey sandy loam over granite. Base of rock outcrops.

Amanda Spooner, Descriptive Catalogue, 9 October 2003
Image

Scientific Description

Erect, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, opposite or whorled, not continuous with stem, 15-30 mm long, 2.5-10 mm wide, hairy, with simple hairs, flat with flat margins or flat with incurved margins (conduplicate); margins entire or lobed; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 3-5 mm long, hairy. Bracteoles present but early deciduous. Calyx 8-9.2 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 12.5-15 mm long, uniformly coloured, orange; claws present; standard 11-13.5 mm long, glabrous, auriculate, wings 10-12 mm long, auriculate, keel 9.5-11.5 mm long, not beaked, auriculate, glabrous. Stamens ten; anthers 0.8-1 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 5.2-7 mm long. Ovary sessile or subsessile, hairy or glandular; style 6-7 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, round in cross-section, not beaked. Flowers in January, February, October, November and December. Occurs in the South-West Botanical Province, in the Mallee IBRA regions. Conservation Code Priority Two (P2).

C. Hollister and K.R. Thiele, 24 October 2023

Distribution

IBRA Regions
Mallee.
IBRA Subregions
Eastern Mallee.
Local Government Areas (LGAs)
Esperance.