Electronic Flora of South Australia
Electronic Flora of South Australia
Census of SA Plants, Algae & Fungi
Identification tools

Electronic Flora of South Australia species Fact Sheet

Trifolium arvense

Citation: L., Sp. Pl. 769 (1753) var. arvense.

Synonymy: T. arvense L. var. glabrum Vis., Fl. Dalm. 3:292 (1852).

Common name: Hares foot clover.

Annual or biennial, 4-40 cm high, erect or diffusely branched, whitish- or reddish-pubescent, rarely glabrescent; leaves digitately 3-foliolate, leaflets linear-oblong to narrowly elliptic, 5-20 mm long, more or less obtuse, often emarginate, dentate, mucronate, upper leaves sessile, lower on distinct slender petioles, white-sericeous; lower stipules lanceolate-subulate, the upper subulate from an ovate base.

Inflorescence ovoid to cylindrical, to 30 mm long, elongating in fruit, on white pubescent peduncles longer or shorter than the head, with numerous densely sericeous flowers; calyx tubular-campanulate, 10-nerved, 5-6 mm long, often covered with dense hairs, rarely glabrescent, teeth 1-5 times as long as the tube, subequal, setaceous, acute, with long hairs, reddish, in fruit the tube globose and teeth divergent; corolla white and pink, 3-6 mm long, persistent, much shorter than the calyx, glabrous.

Pod scarious; seed subglobose, c. 0.7 mm, yellow.

image of FSA2_Trifolium_arv.jpg
Image source: fig. 353B in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).

Published illustration: Cunningham et al. (1982) Plants of western New South Wales, p. 425.

Distribution:    W.Aust.; Qld; N.S.W.; Vic.; Tas.   Native to Europe, now widespread in southern Asia, Africa and New Zealand.

Conservation status: naturalised

Flowering time: Sept. — Dec.

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Taxonomic notes: Very variable in habit, indumentum, pigmentation, size and shape of the leaflets and length of the calyx. Several taxa have been described which are not clearly separable at species or infraspecific level.

Author: Not yet available

Disclaimer Copyright Disclaimer Copyright Email Contact:
State Herbarium of South Australia
Government of South Australia Government of South Australia Government of South Australia Department for Environment and Water