5. Gerbera delavayi Franchet, J. Bot. (Morot). 2: 68. 1888.
火石花 huo shi hua
Herbs, perennial; rhizome white lanuginous. Leaves in basal rosette; petiole 1.5-7 cm, arachnoid lanate; leaf blade lanceolate, oblong-lanceolate, or ovate-oblong to ovate, 6-16 × 3-10 cm, leathery, abaxially white lanuginous, adaxially glabrescent, base truncate or subcordate, margin repand, apex obtuse or mucronate. Scapes many, sometimes solitary, 10-45 cm, arachnoid lanate; bracts many, linear-subulate or subulate, 0.5-1.5 cm. Capitula solitary, erect, terminal, radiate, 2-3.5 cm in diam.; involucre turbinate-campanulate; phyllaries 4- or 5-seriate, outer phyllaries subulate, 6-15 mm, inner phyllaries lanceolate, 1.5-4.5 cm. Marginal female florets bilabiate, outer lips light red, oblong to narrowly elliptic, 13-15 × 3-3.5 mm, inner lips 8-9 mm; central bisexual florets many, bilabiate, corolla 1-1.5 cm. Achenes terete, 3-3.5 mm, pilose, ribbed; pappus yellow-white, 1-1.3 cm. Fl. Oct-Apr.
Open places, mountain slopes, forest margins, forests; 1800-3200 m. Guizhou, Sichuan, Yunnan [N Vietnam].
