- Reference
- Lehm., Pl.Preiss. [J.G.C.Lehmann] 1:60 (1844)
- Conservation Code
- Not threatened
- Naturalised Status
- Native to Western Australia
- Name Status
- Current
Erect or spreading shrub, to 0.5 m high. Fl. yellow & red & brown, Aug to Sep. Sandy soils. Winter-wet depressions.
Scientific Description
Genus Aotus. 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 simple, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet flat with flat margins or strongly recurved, appearing terete but with one or two grooves below, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 4-20. Width (entire leaves only) Leaf width 0.8-1. Scale leaves length mm long NaN (?). Indumentum Presence hairy, Type simple. Stipules Presence apparently absent even from the youngest leaves, Glands with glands (?) or without glands (?), Ribs ribbed (?) or ribless (?). Length Stipule length NaN (?). Bracteoles Presence absent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present, Indumentum hairy. Length Pedicel length 1.4-1.8. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 5.4-6. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) yellow or orange, Colour (when multicoloured - choose a second colour) yellow or orange, Petal claws ( the narrow base of the petals present. Length Corolla length 11-13. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 8.5-10.5. Wings Auricles not auriculate. Length Wing length 6-7. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 7.8-8. Stamens Number ten. Anthers anther length 0.5-0.6, Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 5-7. Ovary Placement sessile or subsessile. Indumentum Presence hairy or glandular. Style Indumentum glabrous, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 7.5. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression flat or compressed (?) or 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 August or September. Distribution Botanical Province South-West, IBRA Bioregion Geraldton Sandplains, Avon Wheatbelt, Jarrah Forest or Swan Coastal Plain.
Distribution
- IBRA Regions
- Avon Wheatbelt, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain.
- IBRA Subregions
- Dandaragan Plateau, Katanning, Lesueur Sandplain, Northern Jarrah Forest, Perth, Southern Jarrah Forest.
- Local Government Areas (LGAs)
- Armadale, Bayswater, Beverley, Boddington, Bunbury, Busselton, Canning, Chittering, Cockburn, Dandaragan, Gingin, Goomalling, Gosnells, Harvey, Mandurah, Melville, Murray, Serpentine-Jarrahdale, Victoria Plains, Wanneroo, Waroona, York.