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

151. Artemisia waltonii J. R. Drummond ex Pampanini, Nuovo Giorn. Bot. Ital., n.s.,. 34: 707. 1927.

藏龙蒿 zang long hao

Shrubs, 30-60 cm tall, much branched, puberulent or glabrescent. Lower stem leaves: petiole 0.2-0.5 cm; leaf blade ovate-oblong or oblong, 2-2.5 × 1.5-1.8 cm, grayish puberulent, 2-pinnatisect or -partite; segments 3 pairs. Middle stem leaves sessile; leaf blade 1(or 2)-pinnatisect or -partite; lobules linear, linear-lanceolate, or falcate-lanceolate, 3-15 × 1.5-2.5 mm, margin nearly revolute, apex obtuse or acuminate, mucronulate; midrib convex abaxially, concave adaxially. Uppermost leaves 3-5-partite; leaflike bracts lanceolate or falcate. Synflorescence a broad panicle. Capitula ± sessile or shortly pedunculate, nodding. Involucre globose to broadly ovoid, 2.5-3(-3.5) mm in diam. Marginal female florets 18-29. Disk florets 20-30, male; corolla limb puberulent. Achenes oblong or obovoid. Fl. and fr. May-Sep.

● Roadsides, riverbanks, shrublands, slopes, steppes, dry valleys, waste areas; 3000-4300 m. S Qinghai, W Sichuan, Xizang, W Yunnan.

1 Lobes of leaves linear or linear-lanceolate, 3-8 mm, obtuse; capitula sessile.   151a var. waltonii
+ Lobes of leaves falcate-lanceolate, 8-15 mm, acuminate; capitula shortly pedunculate.   151b var. yushuensis

Lower Taxa


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