Trifolium infamia-ponertii
Trifolium infamia-ponertii
Ara yonca
Sin: T.angustifolium var intermedium
Ascending or erect annual, 10-50 cm, adpressed-pubescent. Stipules with lanceolate-subulate free portions. Leaflets 3-5 cm, narrowly linear-lanceolate, those of the upper leaves acute, of the lower obtuse. Inflorescence spicate, cylindrical or conical, shortly peduncled. Calyx tubular-campanulate, 10-nerved, adpressed stiff-hairy; teeth subulate-setaceous, blunt or acute, stellately spreading in fruit. Corolla purple to white, 10-13 mm, at most only slightly exceeding the calyx. Fruiting calyx with a closed throat. Fl. 3-4. Fallow fields, steppe, sandy places, etc., s.l.-700 m.
1. Calyx teeth sharply pointed; stems erect or ascending usually 15-50 cm; leaflets usually longer than the petioles; corolla pink or purple .....................................................var. angustifolium
1. Calyx teeth blunt; stems mostly decumbent or ascending, usually up to 15 cm; leaflets usually shorter than the petioles; corolla usually pale pink to whitish .............var. intermedium