匙叶翼首花 chi ye yi shou hua

Scabiosa hookeri C. B. Clarke in J. D. Hooker, Fl. Brit. India 3: 218. 1881; Pterocephalodes hookeri (C. B. Clarke) V. Mayer & Ehrendorfer; Pterocephalus batangensis Pax ex K. Hoffmann.

Herbs, perennial, 10-50 cm tall, white villous throughout. Taproots robust, columnar, 8-15 × 1.5-3.5 cm, lignified. Leaves all basal, rosulate, oblanceolate, 5-18 × 1-2.5 cm, base attenuate into winged petiole, margin entire, remotely and coarsely serrate, or pinnatifid, apex obtuse or acute; segments in 3-5 pairs, obliquely ovate or lanceolate, 1-2 cm; terminal lobe larger, lanceolate, abaxially white, midvein conspicuous, adaxially green, white puberulent. Scapes 10-40 cm, 2-4 mm in diam., white villous, more densely so near inflorescences. Capitula solitary, terminal, erect or slightly pendulous, globose, 3-4 cm in diam.; involucral bracts 2- or 3-layered, narrowly ovate to ovate-lanceolate, 12-18 × 5-7 mm, pilose, margin ciliate, apex acute; bracts linear-oblanceolate, 1-1.2 cm, base clawed, densely white villous, midvein conspicuous; involucels tubular, 4-5 × ca. 1.5 mm, outside white hirsute, attenuate toward base, sinuate-dentate, apex slightly spreading. Calyx segmented to base into 20 soft pinnate hairs. Corolla yellowish white to pale purple, tubular-funnelform, 1-1.2 cm, outside rather densely villous, shallowly 5-lobed; lobes obtuse, ca. 3.5 mm. Stamens 4; anthers dark purple, ca. 3 mm. Ovary enveloped in involucel; style ca. 1.5 cm, strongly exserted; stigma pale brown, compressed globose. Achenes pale brown, obovoid, 3-5 mm, longitudinally 8-ribbed, sparsely adpressed hairy; pinnate hairs of persistent calyx ca. 1 cm, white. Fl. and fr. Jul-Oct.

Grassy slopes, meadows, by fields; 1800-4800 m. S Qinghai, W Sichuan, Xizang, N Yunnan [Bhutan, India, Nepal].