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Tephrosia sp. B Kimberley Flora (C.A. Gardner 7300)

Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Erect shrub, 0.4-1.8 m high. Fl. orange-red, Mar to Aug. Red sand, stony or loamy soils, clay, basalt, sandstone. Sand dunes, rocky hills & plains, river banks.

Grazyna Paczkowska, Descriptive Catalogue, 7 August 1996
Image

Scientific Description

Erect or prostrate,spreading or scrambling, shrub, spindly shrub (broom-like) or herb. Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, continuous with stem, 50-130 mm long, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent, leaflets 17, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules present and persistent to older leaves. Pedicel present, 2.5-5 mm long, hairy. Bracteoles present and persistent. Calyx 5.2-6 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 8-11 mm long, uniformly coloured, orange; claws present; standard 7-9.5 mm long, hairy at least in part, not auriculate, wings 7-10 mm long, not auriculate, keel 7-9 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.8-1 mm long, at two different levels (filaments alternately long and short); filaments united in an open sheath with one free stamen, 6.5-8.2 mm long. Ovary sessile or subsessile, hairy or glandular; style 8-11 mm long, hairy or glandular towards the base, not bearded, flattened at apex. Fruit dehiscent (a pod or follicle), 60-65 mm long, 4-5 mm wide, sessile or subsessile, constricted between the seeds, round in cross-section, hairy, with simple hairs, not beaked. Flowers in March, April, May, June, July and August. Occurs in the Northern and Eremaean Botanical Province, in the Great Sandy Desert, Pilbara, Carnarvon, Gascoyne, Northern Kimberley, Victoria Bonaparte, Central Kimberley, Ord-Victorian-Plain and Dampierland IBRA regions.

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

Distribution

IBRA Regions
Carnarvon, Central Kimberley, Dampierland, Gascoyne, Great Sandy Desert, Northern Kimberley, Ord Victoria Plain, Pilbara, Victoria Bonaparte.
IBRA Subregions
Ashburton, Cape Range, Chichester, Fitzroy Trough, Hamersley, Hart, Keep, McLarty, Mitchell, Mount Eliza, Pindanland, Purnululu, Roebourne, Wooramel.
Local Government Areas (LGAs)
Ashburton, Broome, Carnarvon, Derby-West Kimberley, East Pilbara, Exmouth, Halls Creek, Karratha, Port Hedland, Wyndham-East Kimberley.