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Cajanus scarabaeoides (L.) Thouars

Reference
Dict.Sci.Nat. 6:617 (1817)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Sprawling or prostrate perennial, herb or climber (sometimes). Fl. yellow, Apr to Jun or Aug. Sandstone or basalt. Rocky hills, creeks, outcrops.

Amanda Spooner, Descriptive Catalogue, 17 September 1999

Scientific Description

Genus Cajanus. Form twining or climbing plants. Habit herb. 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 flat with flat margins, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 40-80. Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Leaflets Number three, Arrangement pinnately arranged. Terminal leaflet Presence present, Stalk stalked. Indumentum Presence hairy, Type simple. Stipules Presence present and persistent to older leaves, Glands without glands, Ribs ribless. Length Stipule length 2.5-5. Bracteoles Presence absent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present (?) or absent (flowers sessile) (?), Indumentum hairy (?) or glabrous (?). Length Pedicel length NaN (?). Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 5-8. 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 absent. Length Corolla length 7-12. Indumentum Presence absent. 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 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 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), Constriction constricted between the seeds, Compression flat or compressed, Placement stipitate (?) or sessile or subsessile (?), Beak not beaked. Length Fruit length 45. Width Fruit width 10. Indumentum Presence hairy, Indumentum type with simple hairs. Flowering time April, May, June or August. Distribution Botanical Province Northern, IBRA Bioregion Northern Kimberley or Central Kimberley.

C. Hollister and K.R. Thiele, 17 April 2024

Distribution

IBRA Regions
Central Kimberley, Dampierland, Northern Kimberley, Victoria Bonaparte.
IBRA Subregions
Fitzroy Trough, Keep, Mitchell, Mount Eliza, Pentecost.
Local Government Areas (LGAs)
Derby-West Kimberley, Wyndham-East Kimberley.