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Gompholobium muticum (Benth.) Chappill

Reference
Austral.Syst.Bot. 21:82, Fig. 8 (2008)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Low, bushy rounded shrub, to 1 m high, S. Yellow-red-brown clayey sand, yellow-brown sandy loam, gravel, laterite. Depressions, flats, hill crests, roadsides, hilltops, gravel pit.

Amanda Spooner, Descriptive Catalogue, 23 March 2007

Scientific Description

Genus Gompholobium. 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 whorled, Leaves simple, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet strongly recurved, appearing terete but with one or two grooves below, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 8-12. Width (entire leaves only) Leaf width 0.5-0.8. Scale leaves length mm long NaN (?). Indumentum Presence hairy, Type simple. 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, Indumentum hairy, Striation not striate. Length Bracteole length 3-6. Pedicel Presence present, Indumentum hairy. Length Pedicel length 7-15. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 10-13. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) pink or green, Colour (when multicoloured - choose a second colour) pink or green, Petal claws ( the narrow base of the petals present. Length Corolla length 13-16.5. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 13-15. Wings Auricles not auriculate. Length Wing length 10.5-11.5. Keel Auricles not auriculate, Indumentum hairy at least in part, Beak not beaked. Length Keel length 10-12. Stamens Number ten. Anthers anther length 1.4-1.5, Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 7-8. Ovary Placement stipitate or sessile or subsessile. Indumentum Presence glabrous. Style Indumentum glabrous, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 12.5-14. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression round in cross-section, Placement stipitate or sessile or subsessile, 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 October or November. Distribution Botanical Province South-West, IBRA Bioregion Geraldton Sandplains, Avon Wheatbelt, Jarrah Forest or Swan Coastal Plain.

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

Distribution

IBRA Regions
Avon Wheatbelt, Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain.
IBRA Subregions
Dandaragan Plateau, Geraldton Hills, Lesueur Sandplain, Merredin, Northern Jarrah Forest.
Local Government Areas (LGAs)
Carnamah, Chittering, Coorow, Dandaragan, Gingin, Greater Geraldton, Irwin, Northampton, Three Springs, Victoria Plains.