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

25. Erigeron lachnocephalus Botschantzev, Fl. URSS. 25: 230. 1959.

毛苞飞蓬 mao bao fei peng

Erigeron turkestanicus Vierhapper, Beih. Bot. Centralbl., Abt. 2, 19: 522. 1906, not (Regel & Schmalhausen) O. Fedtschenko (1903).

Herbs, perennial, 5-10(-15) cm tall, caespitose; caudex short, branched. Stems several, rarely single, erect or ascending, ca. 2 mm in diam. at base, simple, green or reddish, ± densely yellowish hirsute-villous, more so under capitulum, strigillose, eglandular. Leaves green or grayish, surfaces hirsute-villous, rarely glabrate, margin entire, villous-ciliate; basal present at anthesis, petiolate, blade oblanceolate, 1-7 × 0.2-0.9 cm, base attenuate, apex obtuse or rounded; cauline 4-8, sessile, blade lanceolate to oblong, 0.7-4 × 0.1-0.8 cm, base subclasping, apex acute. Capitula solitary, sometimes 2, 1-1.7 × 2-3 cm. Involucre hemispheric; phyllaries 3-seriate, equal, exceeding disk florets, ± loose, purplish or rarely green, lanceolate, 7-9.5 × 0.8-1 mm, densely yellowish villous at base to glabrate apically, apex acute, sometimes ± reflexed. Ray florets pink or lilac, 6.5-8.5 mm, tube 2-2.7 mm, hairy above, lamina ca. 0.5 mm wide, involute when dry; disk florets yellowish, ca. 4.9 mm, tube ca. 1.5 mm, limb cylindric, abruptly ampliate, tube and limb hairy, lobes triangular, 0.3-0.5 mm, pink or lilac, anthers and style branches not exserted from corolla. Achenes narrowly oblong, flattened, 2-2.7 mm, strigose, 2-veined. Pappus brownish, 2-seriate, outer bristles 0.4-0.5 mm, inner 3.6-4 mm. Fl. Jun-Aug.

Alpine or subalpine meadows, stony slopes; 2500-3600 m. N Xinjiang [Kazakhstan, Uzbekistan].


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