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Sphaerolobium benetectum R.Butcher

Nuytsia 13:450-453,Fig.1 (2001)
Conservation Code
Priority Two
Naturalised Status
Native to Western Australia
Name Status

Slender, caespitose shrub, 0.2-1 m high, to 0.45 m wide. Fl. pink & red & yellow, Oct to Nov. White gravelly sandy clay, sandy loam, granite, laterite. Ridges, swamps, undulating rises.

Amanda Spooner, Descriptive Catalogue, 20 November 2000

Scientific Description

Genus Sphaerolobium. Form erect. 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 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 terete (?) or flat with recurved margins, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 2-3. Width (entire leaves only) Leaf width 0.4-0.5. 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 present and persistent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present, Indumentum glabrous. Length Pedicel length 1-1.5. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 2.5-3.5. Indumentum Presence glabrous. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) yellow, pink or red, Colour (when multicoloured - choose a second colour) yellow, pink or red, Petal claws ( the narrow base of the petals present. Length Corolla length 5-6. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 5-5.2. Wings Auricles not auriculate. Length Wing length 3.5-4.5. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 5.5-6. Stamens Number ten. Anthers anther length NaN (?), Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 4-4.2. Ovary Placement stipitate. Indumentum Presence glabrous. Style Indumentum glabrous, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 7. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression 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 October or November. Distribution Botanical Province South-West, IBRA Bioregion Jarrah Forest or Warren. Conservation Code Priority Two (P2).

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


IBRA Regions
Jarrah Forest, Warren.
IBRA Subregions
Southern Jarrah Forest, Warren.
Local Government Areas (LGAs)
Collie, Denmark.