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

66. Cremanthodium pseudo-oblongatum R. D. Good, J. Linn. Soc., Bot. 48: 297. 1929.

无毛垂头菊 wu mao chui tou ju

Stems 1 or 2, erect, purplish red, 8-12 cm tall, 1-2 mm in diam. at base, glabrous. Basal leaves petiolate; petiole purplish red, 1.5-4 cm, winged, glabrous, base sheathed; leaf blade ovate or oblong, 2-5 × 1.5-3.5 cm, thick, glabrous, pinnately veined, base truncate, margin entire and sparsely coarsely dentate, apex acute or subrounded. Middle to distal stem leaves sessile, bracteal, ovate or elliptic to linear, base semiamplexicaul, margin dentate, apex acuminate. Capitulum solitary, nodding. Involucre hemispheric, 1-1.5 × 1-2 cm, outside glabrous; leaflike bracts 3-7, linear; phyllaries 12-14, in 2 rows, 2-4 mm, apex long acuminate, white ciliate; outer phyllaries narrowly lanceolate; inner phyllaries lanceolate, margin membranous. Ray florets yellow; lamina linear-lanceolate, 1.5-2.5 cm × 3-5 mm, apex long acuminate, 3-dentate; tube ca. 4 mm. Tubular florets numerous, dark yellow, 7-8 mm; tube 2-3 mm. Achenes (immature) ca. 3 mm. Pappus white, as long as tubular corolla. Fl. Jul.

Gravelly areas on mountains; 5100-5300 m. S Xizang [Bhutan, ?India (Sikkim)].


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