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Jacksonia floribunda Endl.
Holly Pea

Reference
Stirp.Herb.Huegel. 9 (1838)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Prostrate, decumbent, erect or ascending shrub, (0.05-)0.25-3 m high. Fl. yellow & orange & red, Oct to Dec or Jan to May. White, grey or yellow sand. Lateritic hills, sandplains.

Grazyna Paczkowska, Descriptive Catalogue, 24 June 1996
Image

Scientific Description

Genus Jacksonia. Form erect or prostrate,spreading or scrambling. Habit shrub, spindly shrub (broom-like). Stems Indumentum hairy, Pustules or glands absent, Striation (stems ribbed) striate, Cross section terete or angular, Spiny on any part of plant spiny at least in part or 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 flat with flat margins, Margins of leaf or leaflet entire, Tuberculate tubercles absent, Pustules or glands absent. Length Leaf length 25-120. Width (entire leaves only) Leaf width 8-10. 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 and persistent, Indumentum hairy, Striation not striate. Length Bracteole length 3-7. Pedicel Presence present, Indumentum hairy. Length Pedicel length 4-5. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 15-17. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) yellow, red or orange, Colour (when multicoloured - choose a second colour) yellow, red or orange, Petal claws ( the narrow base of the petals present. Length Corolla length 14. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 11. Wings Auricles not auriculate. Length Wing length 10.5. Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 13.5. Stamens Number ten. Anthers anther length 1.1-1.3, Position at two different levels (filaments alternately long and short). Filaments Fusion free (or united at the very base). Length Filament length 10-12. 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 12. 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 14-15. Width Fruit width 8-10. Indumentum Presence hairy, Indumentum type with simple hairs. Flowering time January, February, March, April, May, October, November or December. 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, Katanning, Lesueur Sandplain, Merredin, Northern Jarrah Forest, Perth.
IMCRA Regions
Central West Coast.
Local Government Areas (LGAs)
Bayswater, Belmont, Beverley, Brookton, Canning, Carnamah, Chapman Valley, Chittering, Coorow, Corrigin, Dandaragan, Dowerin, Gingin, Goomalling, Kalamunda, Mingenew, Morawa, Mundaring, Northam, Northampton, Stirling, Swan, Three Springs, Toodyay, Victoria Plains, Wanneroo, York.