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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Leibnitzia

2. Leibnitzia pusilla (Candolle) S. Gould in H. Hara et al., Enum. Fl. Pl. Nepal. 3: 33. 1982.

灰岩大丁草 hui yan da ding cao

Oreoseris pusilla Candolle, Prodr. 7: 17. 1838; Gerbera anandria (Linnaeus) Schultz Bipontinus var. bonatiana Beauverd; G. bonatiana (Beauverd) Beauverd; G. lanuginosa (Candolle) Schultz Bipontinus var. pusilla (Candolle) J. D. Hooker; G. lijiangensis Y. C. Tseng, p.p. maj.; G. pusilla (Candolle) Schultz Bipontinus; G. saxatilis C. C. Chang ex Y. C. Tseng; G. serotina Beauverd; Leibnitzia bonatiana (Beauverd) Kitamura; L. serotina (Beauverd) Kitamura.

Herbs, perennial, dimorphic; rhizome covered by marcescent leaf sheath. Vernal phase: leaves in rosette, appearing after capitula, subsessile; leaf blade lanceolate, to 12 × 5 mm, papery, abaxially arachnoid lanate, adaxially glabrous, base attenuate or subtruncate, margin denticulate, repand, or runcinate, apex obtuse, rounded, or mucronate. Scapes 1 or tufted, 3-12 cm, arachnoid lanate; bracts many, narrowly lanceolate, 3-6 mm. Capitula solitary, terminal, radiate, 0.8-1.2 cm in diam.; involucre broadly campanulate; phyllaries ca. 3-seriate, oblong, abaxially lanuginous, outer phyllaries ca. 4 mm, inner phyllaries 8-11 mm. Marginal female florets bilabiate, outer lips oblong, ca. 5 mm, inner lips filiform, ca. 4 mm; central bisexual florets many, bilabiate, tubular, corolla 4.5-7 mm. Achenes terete, 3-6 mm, pubescent; pappus white or dark white, 4-6 mm. Fl. Apr-Jun. Autumnal phase: leaves in rosette, appearing after capitula; petiole 1.5-3.5 cm, lanuginous; leaf blade elliptic-oblong or ovate, 3-10 × 1.5-3.5 cm, base subcordate, subtruncate, or attenuate, margin sinuate or crenate, apex rounded or obtuse. Scapes 1 or tufted, 10-30 cm, lanuginous; bracts many, subulate, linear or filiform, 1-2 cm. Capitula solitary, terminal, ca. 2 cm in diam.; involucre campanulate; phyllaries 3- or 4-seriate, outer phyllaries subulate to linear, 7-13 mm, inner phyllaries lanceolate to oblong or filiform, 1.4-2 cm. Florets cleistogamous, closed, marginal florets female, 1-seriate, bilabiate, tubular, corolla 4-13 mm; central bisexual florets many, bilabiate, tubular, as long as female floret. Achenes fusiform, 6-7 mm; pappus dark white, 9-11 mm. Fl. Jul-Oct.

Forests, on rocks; 2400-3600 m. Guizhou, Qinghai, Sichuan, Xizang, Yunnan [Bhutan, Nepal].


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