Bossiaea arenitensis R.L.Barrett
Sandstone Winged Pea

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 terete, Spiny on any part of plant spiny at least in part. Leaves or phylloclades Presence absent or apparently so (reduced to scales). Stipules Presence apparently absent even from the youngest leaves (?), present and persistent to older leaves (?) or present but early deciduous ( only visible on youngest 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 (?) or glabrous (?). Length Bracteole length NaN (?). Pedicel Indumentum hairy (?) or glabrous (?). Length Pedicel length NaN (?). Calyx Pustules or glands present (?) or absent (?), Ribs ribbed (?) or ribless (?), Enlarged in fruit accrescent (enlarged in fruit) (?) or not accrescent (?). Length Calyx length NaN (?). Indumentum Presence hairy (?) or glabrous (?), Type with simple hairs (?) or with glandular hairs (?). Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) orange, Colour (when multicoloured - choose a second colour) yellow, Petal claws ( the narrow base of the petals present (?) or absent (?). Length Corolla length NaN (?). Indumentum Presence absent (?) or present (?). Standard Indumentum hairy at least in part (?) or glabrous (?), Auricles auriculate (?) or not auriculate (?). Length Standard length NaN (?). Wings Auricles auriculate (?) or not auriculate (?). Length Wing length NaN (?). Keel Auricles auriculate (?) or not auriculate (?), Indumentum hairy at least in part (?) or glabrous (?), Beak beaked (?) or not beaked (?). Length Keel length NaN (?). Stamens Number nine (?) or ten (?). Anthers anther length NaN (?), Position all at the same level (filaments all the same loength) (?) or at two different levels (filaments alternately long and short) (?). Filaments Fusion free (or united at the very base) (?), united in an open sheath (?), united in a closed sheath (?) or united in an open sheath with one free stamen (?). Length Filament length NaN (?). Ovary Placement stipitate (?) or sessile or subsessile (?). Indumentum Presence hairy or glandular (?) or glabrous (?). Style Indumentum hairy or glandular towards the base (?) or glabrous (?), Bearded ( with a tuft of hairs at apex ) bearded (with a tuft of hairs at apex) (?) or not bearded (?), Apex terete (?) or flattened at apex (?). Length Style length NaN (?). Fruit Type dehiscent (a pod or follicle), Compression flat or compressed, Placement stipitate, Beak not beaked. Length Fruit length 35-46. Width Fruit width 5-9. Indumentum Presence glabrous. Flowering time January, April or June. Distribution Botanical Province Northern, IBRA Bioregion Northern Kimberley or Central Kimberley.