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Dillwynia laxiflora Benth.

Reference
Endl., Bot.Arch.(Hugel) 1:Tab.9 (1837)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Spreading shrub, to 1.25 m high. Fl. yellow & red, Oct. Yellow gravelly sand, red-brown gravel. Crests of hills.

Amanda Spooner, Descriptive Catalogue, 13 April 2007
Image

Scientific Description

Genus Dillwynia. Form prostrate,spreading or scrambling. 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 clearly present, Position alternate, Leaves simple, Leaves or phylloclade continuous with stem not continuous with stem, Cross section of leaf or leaflet terete, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 3.6-8. Width (entire leaves only) Leaf width 0.5-0.8. Scale leaves length mm long NaN (?). Indumentum Presence glabrous. 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 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 3.5-4. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 3.5-5. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) yellow or red, Colour (when multicoloured - choose a second colour) yellow or red, Petal claws ( the narrow base of the petals present. Length Corolla length 7.2-11. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 8.5-10. Wings Auricles not auriculate. Length Wing length 7-7.5. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 5-6. Stamens Number ten. Anthers anther length 0.4-0.6, Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 2.5-4. Ovary Placement stipitate (?) or 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 1.5-1.8. Fruit 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. Distribution Botanical Province South-West, IBRA Bioregion Avon Wheatbelt, Jarrah Forest, Mallee, Warren, Esperance or Swan Coastal Plain.

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

Distribution

IBRA Regions
Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee, Swan Coastal Plain, Warren.
IBRA Subregions
Dandaragan Plateau, Fitzgerald, Katanning, Northern Jarrah Forest, Perth, Southern Jarrah Forest, Warren, Western Mallee.
IMCRA Regions
Leeuwin-Naturaliste.
Local Government Areas (LGAs)
Armadale, Augusta Margaret River, Beverley, Boddington, Boyup Brook, Bridgetown-Greenbushes, Brookton, Broomehill-Tambellup, Busselton, Chittering, Collie, Cranbrook, Cuballing, Denmark, Dumbleyung, Gingin, Goomalling, Harvey, Kalamunda, Katanning, Kojonup, Lake Grace, Manjimup, Mundaring, Murray, Narrogin, Northam, Perth, Pingelly, Plantagenet, Serpentine-Jarrahdale, Swan, Toodyay, Victoria Plains, Wagin, Wandering, Waroona, West Arthur, Wickepin, Williams, Woodanilling, York.