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Christia australasica (Schindl.) Meeuwen

Reference
Reinwardtia 6:93 (1961)
Conservation Code
Not threatened
Naturalised Status
Native to Western Australia
Name Status
Current

Prostrate, spreading or suberect perennial, herb, to 2 m high. Fl. pink-blue-purple, Mar to May. Sandy or loamy soils over limestone, basalt or sandstone. Boulder screes, hillsides, edges of creeks.

Amanda Spooner, Descriptive Catalogue, 17 September 1999

Scientific Description

Genus Christia. Form twining or climbing plants. Habit herb. 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 20-60. Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Leaflets Number three, Arrangement pinnately arranged. Terminal leaflet Presence present, Stalk stalked. Indumentum Presence hairy, Type simple. Stipules Presence present and persistent to older leaves, Glands without glands, Ribs ribbed. Length Stipule length 3.5-4. Bracteoles Presence absent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present, Indumentum hairy. Length Pedicel length 0.6-1.2. Calyx Pustules or glands absent, Ribs ribless, Enlarged in fruit not accrescent. Length Calyx length 3-3.2. Indumentum Presence hairy, Type with simple hairs. Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) pink, purple or blue, Colour (when multicoloured - choose a second colour) pink, purple or blue, Petal claws ( the narrow base of the petals absent. Length Corolla length 5-6. Indumentum Presence absent. Standard Indumentum glabrous, Auricles not auriculate. Length Standard length 4. Wings Auricles not auriculate. Length Wing length NaN (?). Keel Auricles not auriculate, Indumentum glabrous, Beak not beaked. Length Keel length 4-5.3. Stamens Number ten. Anthers anther length NaN (?), Position at two different levels (filaments alternately long and short). Filaments Fusion united in an open sheath with one free stamen. Length Filament length 4-5. Ovary Placement stipitate. Indumentum Presence glabrous. Style Indumentum glabrous, Bearded ( with a tuft of hairs at apex ) not bearded, Apex terete. Length Style length 6. Fruit Type indehiscent and not splitting into sections, Constriction constricted between the seeds, Compression flat or compressed (?) or round in cross-section (?), Placement stipitate, Beak beaked (?) or 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 March, April or May. Distribution Botanical Province Northern, IBRA Bioregion Northern Kimberley, Victoria Bonaparte or Central Kimberley.

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

Distribution

IBRA Regions
Central Kimberley, Northern Kimberley, Ord Victoria Plain, Victoria Bonaparte.
IBRA Subregions
Berkeley, Keep, Mitchell, Pentecost, Purnululu.
IMCRA Regions
Kimberley.
Local Government Areas (LGAs)
Derby-West Kimberley, Halls Creek, Wyndham-East Kimberley.