Scorzonera sinensis

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Scorzonera sinensis

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Description

Herbs usually 5–50 cm tall, perennial, rosulate. Rootstock brown to dark brown, ca. 1.5 cm in diam. Caudex woody, often branched, densely covered with fibrous and lacerate leaf sheath residues. Stems solitary or few, erect, unbranched, glabrous. Rosette leaves broadly ovate, ovate-lanceolate, oblanceolate, elliptic-lanceolate, linear-elliptic, or broadly linear, usually 5–20(–30) × (0.5–)1–3(–4.5) cm, glabrous, base long attenuate, margin undulate, apex acute to acuminate. Stem leaves few to several, scalelike, lanceolate to subulate-lanceolate, base semiamplexicaul. Capitulum solitary. Involucre cylindric, usually 1.8–2.5 × 0.7–1.3 cm at anthesis, to 3.5 × 1.8 cm in fruit. Phyllaries abaxially glabrous, apex obtuse to acute; outermost phyllaries triangular to sometimes obliquely triangular-ovate. Florets yellow, usually to 1.5–1.7 × as long as involucre. Achene whitish to pale brown, cylindric, 1.2–1.4 cm, with smooth ribs, glabrous. Pappus dirty white to dirty yellow, usually 1.5–1.8 cm. Fl. and fr. Feb–Sep.

from: Shih C. & Kilian N. in Wu Z. Y. & al. (ed.), Flora of China 20–21: 202. 2011, Beijing & St Louis.

Distribution

Asia-Temperate: China North-CentralnativeA (GansunativeA, HebeinativeA, ShaanxinativeA, ShandongnativeA, ShanxinativeA); China SoutheastnativeA (AnhuinativeA, HenannativeA, JiangsunativeA); Inner MongolianativeA (Nei MongolnativeA, NingxianativeA); ManchurianativeA (LiaoningnativeA); MongolianativeA (MongolianativeA)

Common names

Chinese (China): 桃叶鸦葱 tao ye ya congA

Bibliography

A. Wu & al., Flora of China 20-21. 2011