Trifolium tomentosum var. tomentosum

Ascending or decumbent annual herb; stems many, 5–25 cm long, branching mainly from lower parts, terete or furrowed, glabrous to sparsely hairy. Leaves palmately trifoliolate, long-petiolate; leaflets obovate to oblong-cuneate, 4–15 mm long, 2–10 mm wide, wholly glabrous or sparsely hairy beneath, margins acutely dentate, apex rounded, truncate or retuse; stipules membranous, connate in lower half. Inflorescence many-flowered, axillary, umbellate, 6–12 mm long, 5–8 mm wide, sessile or pedunculate; flowers shortly pedicellate, erect or deflexed after anthesis. Calyx at first c. 3.5 mm long, much inflated in fruit, hairy on upper side, tube cylindric, faintly 10-veined becoming reticulately veined in fruit, upper lip much inflated, woolly-pilose or glabrescent, throat narrowed or closed in fruit, hairy, teeth unequal, much shorter than tube, blunt, upper teeth spreading or curved in fruit (when usually obscured by hairs), lower 3 teeth longer than upper 2; corolla 3–6 mm long, resupinate, pink, not persistent; standard ovate, notched at apex. Pod ovoid, c. 1.5 mm long, membranous, included in calyx tube; seeds 1 or 2, ovoid, c. 1.3 mm long, brown or yellowish with darker spots.  Flowers Sep.–Nov.