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

3. Tragopogon dubius Scopoli, Fl. Carniol., ed. 2. 2: 95. 1772.

霜毛婆罗门参 shuang mao po luo men shen

Herbs 40-80(-100) cm tall, biennial. Stem erect, simple or branched from lower or middle third, glabrous. Basal and lower cauline leaves lanceolate to linear, 15-40 × 0.3-0.5 cm. Capitula solitary to few; peduncle inflated, 7-10 mm in diam. Involucre 4-5.5 cm at anthesis, to 7 cm in fruit. Phyllaries 8-12(-14), longer than florets, equaling or longer than achenes with pappus. Ligules yellow. Outer achenes 2.2-3 cm; body pale brown, ± curviform, 1.4-1.7 mm in diam., with 5 fairly well-differentiated ribs, tuberculate; beak whitish, 1.2-1.6 cm, slender, non-tuberculate or toothed, apically inflated; pappus disk pubescent. Pappus dirty white, 2.2-2.8 cm. Fl. and fr. Apr-Jun. 2n = 12.

Stony steppes, grassy slopes at base of mountains, ditches; 500-2000 m. Xinjiang [Kazakhstan, W Russia; Europe].


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