Plants herbs, erect, (1) 1.5–3 dm tall, 1–2 dm across, tomentose, grayish; stems slightly spreading to erect, without persistent leaf bases, up to 1/5 height of plant, the caudex stems absent, the aerial flowering stems erect, slender, solid, not fistulose, 0.5–1 (1.3) dm long, tomentose; leaves basal, 1 per node, the petioles 1–2 cm long, tomentose, the blades round, (0.3) 0.5–1.5 cm long, (0.3) 1–1.5 cm wide, tomentose abaxially, thinly floccose and green adaxially, or white-tomentose on both surfaces, the margins plane; inflorescences cymose with involucres racemosely disposed at tips, 10–15 (20) cm long, 0.6–3 (5) cm wide, the branches dichotomous, tomentose, the bracts 3, scalelike, linear to narrowly triangular and 1–3 mm long, or foliaceous, ovate to orbiculate and 5–12 mm long and wide; peduncles absent; involucres 1 per node, campanulate, 2–3 (4) mm long, 2–4 mm wide, tomentose, the teeth 5, erect, 0.4–0.8 mm long; flowers 3–4 mm long, perianth white to whitish brown, glabrous, the hypanthium 1⁄4 length of perianth, the tepals monomorphic, oblanceolate, the stamens exserted, 3–6 mm long, the filaments pilose proximally; achenes light brown, 2.5–3 mm long, glabrous.  Continue reading →