Bossiaea simulata J.H.Ross

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), Position alternate, Leaves simple (?) or compound (?), Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet terete (?), flat with flat margins (?), flat with recurved margins (?), flat with incurved margins (conduplicate) (?), strongly recurved, appearing terete but with one or two grooves below (?), strongly incurved, appearing terete but grooved above (?) or revolute (?), Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length NaN (?). Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Indumentum Presence glabrous. 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 glabrous, Striation not striate. Length Bracteole length 1.5. Pedicel Presence present, Indumentum hairy. Length Pedicel length 2. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 4-5.2. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning uniformly coloured, Colour (when uniformly coloured) yellow, Petal claws ( the narrow base of the petals present. Length Corolla length 9-10. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 9.5. Wings Auricles not auriculate. Length Wing length 6-10. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length NaN (?). Stamens Number 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 united in an open sheath. 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. Length Style length NaN (?). 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 13-18. Width Fruit width 6-7. Indumentum Presence glabrous. Flowering time July, August or September. Distribution Botanical Province South-West, IBRA Bioregion Avon Wheatbelt or Mallee. Conservation Code Priority Two (P2).