Common name: Birds-foot Trefoil
Trifolium ornithopodioides (L.) Sm. APNI*
Description: Prostrate, glabrous annual; branches to 20 cm long.
Leaves 3-foliolate; leaflets oblanceolate to obovate, 4–14 mm long, 3–8 mm wide, 1.3–1.8 times as long as broad, margins finely toothed.
Inflorescences umbellate, 8.5–11.5 mm long, 5.5–11 mm diam., 1–5-flowered, axillary; peduncle shorter than subtending leaf. Flowers on pedicels 1–3 mm long, erect or rarely deflexed after anthesis. Calyx tube 10-veined; throat open; teeth equal, spiny, erect in pod. Corolla 6–8 mm long, longer than calyx, white or pink, boat-shaped in pod. Pod linear-oblong, 6–8 mm long, 5–9-seeded, exserted from calyx.
Distribution and occurrence: Uncommon, naturalized in southern parts of N.S.W. Native of W Eur & Medit.
NSW subdivisions: *ST, *SWS, *SWP
Other Australian states: *Vic. *Tas. *S.A.
Text by P. H. Weston
Taxon concept: Flora of NSW 2 (1991)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.