Gompholobium cinereum Chappill

Scientific Description

Genus Gompholobium. Form erect. Habit shrub, spindly shrub (broom-like). Stems Indumentum hairy, Pustules or glands absent, Striation (stems ribbed) not striate, Cross section terete, Spiny on any part of plant not spiny. Leaves or phylloclades Presence clearly present, Position alternate, Leaves compound, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet strongly recurved, appearing terete but with one or two grooves below, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 5-6. Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Leaflets Arrangement pinnately arranged. Terminal leaflet Presence present, Stalk sessile (?). Indumentum Presence hairy, Type simple. Stipules Presence present and persistent to older leaves, Glands with glands (?) or without glands (?), Ribs ribbed (?) or ribless (?). Length Stipule length NaN (?). Bracteoles Presence present and persistent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present, Indumentum hairy. Length Pedicel length 5-6. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 6-8.5. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning uniformly coloured, Colour (when uniformly coloured) purple, Petal claws ( the narrow base of the petals present. Length Corolla length 11-14. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 10.5-12. Wings Auricles not auriculate. Length Wing length 8-9.5. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 9-10. Stamens Number ten. Anthers anther length NaN (?), Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length NaN (?). Ovary Placement stipitate. Indumentum Presence hairy or glandular. Style Indumentum hairy or glandular towards the base, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 12-13.5. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression round in cross-section, Placement stipitate, Beak not beaked. Length Fruit length NaN (?). Width Fruit width NaN (?). Indumentum Presence hairy (?) or glabrous (?), Indumentum type with simple hairs (?) or with glandular hairs (?). Flowering time September, October or November. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Yalgoo, Coolgardie, Geraldton Sandplains or Avon Wheatbelt. Conservation Code Priority Three (P3).