Herbs perennial, caulescent, <caudex present>, rhizomes and stolons absent, bulbs absent, <taproot sometimes with tuberlike portions>. Aerial stems mostly 1–3 from base, erect, 5–20(–30) cm, becoming woody proximally, finely hirtellous-villous. Leaves cauline; stipules <brownish>, linear-setiform, margins without flanges, apical auricles absent; petiole (0.5–)1–3 cm; leaflet 1, dull gray-green, suborbiculate to oblong-obovate or ovate, 5–37 mm, not lobed, <apex concave or truncate to retuse and apiculate>, surfaces strigose-hirsute, oxalate deposits absent. Inflorescences 1-flowered, <axillary at distal nodes>; peduncles 15–25(–50) cm. Flowers heterostylous; sepal apices without tubercles; petals yellow to orange-yellow, 11–13 mm. Capsules broadly cylindric, 5–8(–10) mm, densely pilose.
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