Bossiaea walkeri F.Muell.

Scientific Description

Genus Bossiaea. Form erect. Habit shrub, spindly shrub (broom-like). Stems Indumentum glabrous, Pustules or glands absent, Striation (stems ribbed) not striate, Cross section flattened, Spiny on any part of plant not spiny. Leaves or phylloclades Presence absent or apparently so (reduced to scales), Position alternate, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet flat with flat margins, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands present (?) or absent. Length Leaf length NaN (?). Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). 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 (?), absent (?) or present but early deciduous (?), Indumentum hairy, Striation not striate. Length Bracteole length 1-1.2. Pedicel Presence present, Indumentum glabrous. Length Pedicel length 4-6. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 8-11. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when uniformly coloured) red, Colour (when multicoloured - choose one colour) red or orange, Colour (when multicoloured - choose a second colour) red or orange, Petal claws ( the narrow base of the petals present. Length Corolla length 20-24. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 13-17. Wings Auricles not auriculate. Length Wing length 15-16. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 20-21. Stamens Number ten. Anthers anther length NaN (?), Position at two different levels (filaments alternately long and short). Filaments Fusion united in an open sheath. Length Filament length 15-17. 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 19-20. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression flat or compressed, Placement stipitate, Beak not beaked. Length Fruit length 35-52. Width Fruit width 8-9. Indumentum Presence glabrous. Flowering time July, August, September, October or November. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Carnarvon, Yalgoo, Murchison, Great Victorian Desert, Coolgardie, Avon Wheatbelt or Mallee.