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Gompholobium glabristylum C.F.Wilkins & Sandiford
Beardless Pea

Nuytsia 31:223-227, Figs 1, 2 A,B (2020)
Conservation Code
Priority Two
Naturalised Status
Native to Western Australia
Name Status

Scientific Description

Genus Gompholobium. 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 opposite, Leaves simple, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet terete or revolute, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 10-11. Width (entire leaves only) Leaf width 0.6-1. Indumentum Presence hairy. 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 (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present, Indumentum hairy. Length Pedicel length 4.5-8. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 6.5-9.5. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) pink, Colour (when multicoloured - choose a second colour) purple, Petal claws ( the narrow base of the petals present. Length Corolla length 14(-20). Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 13-18. Wings Auricles not auriculate. Length Wing length 11-15. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 9-13. Stamens Number ten. Anthers anther length 0.8-1.2, Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 8-12. Ovary Placement sessile or subsessile. Indumentum Presence hairy or glandular. Style Indumentum hairy or glandular towards the base, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 11-14. Fruit Type dehiscent (a pod or follicle) (?), indehiscent and not splitting into sections (?) or indehiscent and splitting into sections (schizocarps) (?), Constriction constricted between the seeds (?) or not constricted between the seeds (?), Compression flat or compressed (?) or round in cross-section (?), Placement stipitate (?) or sessile or subsessile (?), Beak beaked (?) or 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 September, October or November. Distribution Botanical Province South-West, IBRA Bioregion Jarrah Forest or Esperance. Conservation Code Priority Two (P2).

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


IBRA Regions
Esperance Plains, Jarrah Forest.
IBRA Subregions
Fitzgerald, Southern Jarrah Forest.
Local Government Areas (LGAs)
Cranbrook, Gnowangerup, Plantagenet.