Herbs perennial, caulescent, <cespitose or weakly colonial>, rhizomes or stolons sometimes present, <short>, bulbs absent. Aerial stems usually 1–4 from base, mostly erect, 5–15(–25) cm, often becoming woody proximally, hirsute-pilose proximally, <hairs curved, irregularly spreading or slightly deflexed, sometimes ± antrorse on peduncles and pedicels, nonseptate>. Leaves basal and cauline; stipules oblong, margins narrowly flanged or without free portions, apical auricles absent; petiole 2–7 cm; leaflets 3, green, obcordate, 3–8 mm, lobed 1/5–1/3 length, surfaces usually sparsely strigose-hirsute, sometimes glabrate, oxalate deposits absent. Inflorescences usually umbelliform cymes, sometimes irregular cymes, (1–)2–4(–5)-flowered; peduncles (3–)5–10(–15) cm. <Pedicels strigose, hairs short, curved antrorsely>. Flowers tristylous, <well above level of leaves>; sepals <3.5–5 mm>, apices without tubercles; petals yellow to orange-yellow, usually with prominent, rarely faint, red lines proximally, very rarely lines absent, 9–15 mm. Capsules angular-cylindric, abruptly tapering to apex, 6–16 mm, glabrate to puberulent or sparsely hirsute-strigose, <hairs short, sometimes only along angles or at apex>. <Seeds brown, transverse ridges usually white>.
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