Skip to main content

Indigofera georgei E.Pritz.
Bovine Indigo

Reference
Bot.Jahrb.Syst. 35:261 (1904)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Decumbent or erect shrub, 0.05-1.4 m high. Fl. red-purple-pink, May to Sep. Sandy soils, red often stony clay. Plains, roadsides.

Grazyna Paczkowska, Descriptive Catalogue, 20 June 1996
Image

Scientific Description

Genus Indigofera. Form erect. 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 alternate, Leaves compound, 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 25-65. Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Leaflets Number more than three, Number of leaflets (if more than three) 5-7, Arrangement pinnately arranged. Terminal leaflet Presence present, Stalk stalked. Indumentum Presence glabrous. Stipules Presence present and persistent to older 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 1.5-2. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 3-3.5. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) pink, red or purple, Colour (when multicoloured - choose a second colour) pink, red or purple, Petal claws ( the narrow base of the petals absent. Length Corolla length 8.2. Indumentum Presence absent. Standard Indumentum hairy at least in part (?) or glabrous (?), Auricles not auriculate. Length Standard length NaN (?). Wings Auricles not auriculate. Length Wing length 5.5. Keel Auricles not auriculate, Indumentum hairy at least in part, Beak not beaked. Length Keel length 6.2. Stamens Number ten. Anthers anther length 0.8-0.9, Position at two different levels (filaments alternately long and short). Filaments Fusion united in an open sheath with one free stamen. Length Filament length 5-5.7. Ovary Placement stipitate. Indumentum Presence hairy or glandular. Style Indumentum hairy or glandular towards the base, Bearded ( with a tuft of hairs at apex ) bearded (with a tuft of hairs at apex), Apex terete. Length Style length 6.5. Fruit Type dehiscent (a pod or follicle), Constriction not constricted between the seeds, Compression round in cross-section, Placement sessile or subsessile, Beak not beaked. Length Fruit length 30-33. Width Fruit width 3. Indumentum Presence hairy, Indumentum type with simple hairs. Flowering time May, June, July, August or September. Distribution Botanical Province Eremaean, IBRA Bioregion Pilbara, Carnarvon, Gascoyne, Little Sandy Desert, Gibson Desert, Central Ranges, Yalgoo, Murchison or Great Victorian Desert.

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

Distribution

IBRA Regions
Central Ranges, Gascoyne, Gibson Desert, Great Sandy Desert, Great Victoria Desert, Little Sandy Desert, Murchison, Pilbara, Tanami.
IBRA Subregions
Ashburton, Augustus, Carnegie, Central, Chichester, Dune Field, Eastern Murchison, Fortescue, Hamersley, Lateritic Plain, Mackay, Mann-Musgrave Block, McLarty, Rudall, Shield, Tanami Desert, Trainor, Western Murchison.
Local Government Areas (LGAs)
Ashburton, Cue, East Pilbara, Halls Creek, Kalgoorlie-Boulder, Laverton, Leonora, Meekatharra, Menzies, Ngaanyatjarraku, Sandstone, Upper Gascoyne, Wiluna.