Description: Prostrate herbs; stems radiating from a central tap root, ± pubescent.
Leaves alternate, palmately 3-foliolate, petiolate; stipulate.
Inflorescences leaf-opposed; flowers solitary or 2 or 3 in racemes; bracts and bracteoles small; pedicels short on longer peduncles. Calyx ± 2-lipped. Petals clawed, of varying relative lengths and colouring; wings and keel obtuse. Stamens monodelphous, sheath split on upper side; anthers uniform, dorsifixed. Ovary shortly stipitate; c. 10-ovuled; style glabrous.
Pod compressed; seeds mottled, often with a hooded aril.
Distribution and occurrence: World: 3 species, endemic Australia. Australia: all mainland States.
Text by T. A. James
Taxon concept:
| | Key to the species | |
| 1 | Plants more or less densely covered with soft, spreading hairs; stipules broad-ovate, mostly 3–6 mm long, 2–4 mm wide; flowers 5–7 mm long; keel pale greenish yellow | Muelleranthus stipularis |
| Plants glabrous or sparsely hairy; stipules broad- to narrow-ovate, mostly 2–4 mm long, 0.7–1.5 mm wide; flowers 7–12 mm long; keel dark purplish | Muelleranthus trifoliatus |
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