Herbs perennial, caulescent, rhizomes and stolons absent, bulbs absent. Aerial stems usually 2–8 from base, usually decumbent to prostrate, less commonly ascending, <sporadically rooting at nodes>, 10–40 cm, becoming woody proximally, puberulent to hirtellous-puberulent, <hairs usually antrorsely curved or crisped, sometimes ± straight, nonseptate, longer hairs 0.2–0.3(–0.8) mm>. Leaves basal and cauline; stipules rudimentary or oblong, margins narrowly flanged, apical auricles absent; petiole (1–)3–7(–10) cm, <hairs nonseptate>; leaflets 3, glaucous and gray-green to yellowish green, obcordate, 5–10(–15) mm, lobed 1/5–1/3 length, surfaces glabrous to loosely strigose, oxalate deposits absent. Inflorescences umbelliform cymes, 1–2(–3)-flowered; peduncles 1.5–5 cm. Flowers semihomostylous, <within level of leaves>; sepal apices without tubercles, <surfaces strigose to hirsute-strigose>; petals yellow, rarely with red lines proximally, 6–10(–12) mm. Capsules angular-cylindric, abruptly tapering to apex, 14–20 mm, strigose-hirsute. <Seeds brown to blackish brown, transverse ridges rarely with whitish lines or spots>.
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