Muelleranthus stipularis (J.M.Black) A.T.Lee

Scientific Description

Genus Muelleranthus. Form twining or climbing plants. 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 8-15. Width (entire leaves only) Leaf width NaN (?). Scale leaves length mm long NaN (?). Leaflets Number three, Arrangement pinnately arranged. Terminal leaflet Presence absent, Stalk sessile. Indumentum Presence hairy, Type simple. Stipules Presence present and persistent to older leaves, Glands without glands, Ribs ribless. Length Stipule length 2-5. Bracteoles Presence present and persistent, Indumentum hairy (?) or glabrous (?), Striation striate (?) or not striate (?). Length Bracteole length NaN (?). Pedicel Presence present (?) or absent (flowers sessile) (?), Indumentum hairy (?) or glabrous (?). Length Pedicel length NaN (?). Calyx Pustules or glands present (?) or absent (?), Ribs ribbed (?) or ribless (?), Enlarged in fruit accrescent (enlarged in fruit) (?) or not accrescent (?). Length Calyx length NaN (?). Indumentum Presence hairy (?) or glabrous (?), Type with simple hairs (?) or with glandular hairs (?). Corolla Colour patterning multicoloured, Colour (when multicoloured - choose one colour) yellow or brown, Colour (when multicoloured - choose a second colour) yellow or brown, Petal claws ( the narrow base of the petals present (?) or absent (?). Length Corolla length NaN (?). Indumentum Presence absent (?) or present (?). Standard Indumentum hairy at least in part (?) or glabrous (?), Auricles auriculate (?) or not auriculate (?). Length Standard length NaN (?). Wings Auricles auriculate (?) or not auriculate (?). Length Wing length NaN (?). Keel Auricles auriculate (?) or not auriculate (?), Indumentum hairy at least in part (?) or glabrous (?), Beak beaked (?) or not beaked (?). Length Keel length NaN (?). Stamens Number ten. Anthers anther length NaN (?), Position all at the same level (filaments all the same loength) (?) or at two different levels (filaments alternately long and short) (?). Filaments Fusion free (or united at the very base) (?), united in an open sheath (?), united in a closed sheath (?) or united in an open sheath with one free stamen (?). Length Filament length NaN (?). Ovary Placement stipitate (?) or sessile or subsessile (?). Indumentum Presence hairy or glandular (?) or glabrous (?). Style Indumentum hairy or glandular towards the base (?) or glabrous (?), Bearded ( with a tuft of hairs at apex ) bearded (with a tuft of hairs at apex) (?) or not bearded (?), Apex terete (?) or flattened at apex (?). Length Style length NaN (?). Fruit Type dehiscent (a pod or follicle) (?), indehiscent and not splitting into sections (?) or indehiscent and splitting into sections (schizocarps) (?), Constriction constricted between the seeds (?) or not constricted between the seeds (?), Compression flat or compressed (?) or round in cross-section (?), Placement stipitate (?) or sessile or subsessile (?), Beak beaked (?) or not beaked (?). Length Fruit length 20-30. Width Fruit width 5-7. Indumentum Presence glabrous. Flowering time April, May, July or August. Distribution Botanical Province Eremaean, IBRA Bioregion Gascoyne, Little Sandy Desert, Gibson Desert, Central Ranges, Murchison or Great Victorian Desert.