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Chorizema diversifolium A.DC.

Reference
Mém.Soc.Phys.Genéve 7:308,Tab.8 (1836)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Twining or trailing shrub or climber. Fl. pink/orange/red, Aug to Dec. Sand or sandy loam, gravel. Limestone or granite outcrops.

Grazyna Paczkowska, Descriptive Catalogue, 28 May 1996
Image

Scientific Description

Genus Chorizema. Form twining or climbing plants. 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 continuous with stem, Cross section of leaf or leaflet flat with flat margins, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 30-80. Width (entire leaves only) Leaf width 5-14. Scale leaves length mm long NaN (?). Indumentum Presence glabrous. 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 without glands, Ribs ribless. Length Stipule length 3. Bracteoles Presence present and persistent or present but early deciduous, Indumentum hairy, Striation not striate. Length Bracteole length 1.7-2. Pedicel Presence present, Indumentum hairy. Length Pedicel length 1.5-4. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 6.5-10. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) red or orange, Colour (when multicoloured - choose a second colour) red or orange, Petal claws ( the narrow base of the petals present. Length Corolla length 12-19. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 10.5-16.5. Wings Auricles not auriculate. Length Wing length 10-14.5(-14.6). Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 10-12.5. 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 3-8.6. Ovary Placement stipitate. 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 5-10.5. 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 17-20. Width Fruit width 4-5. Indumentum Presence hairy, Indumentum type with simple hairs. Flowering time August, September, October, November or December. Distribution Botanical Province South-West, IBRA Bioregion Jarrah Forest, Esperance or Swan Coastal Plain.

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

Distribution

IBRA Regions
Esperance Plains, Jarrah Forest, Swan Coastal Plain, Warren.
IBRA Subregions
Fitzgerald, Perth, Southern Jarrah Forest, Warren.
IMCRA Regions
Leeuwin-Naturaliste, WA South Coast.
Local Government Areas (LGAs)
Albany, Augusta Margaret River, Busselton, Cranbrook, Denmark, Harvey, Jerramungup, Manjimup, Nannup, Plantagenet.