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

9. Cremanthodium citriflorum R. D. Good, J. Linn. Soc., Bot. 48: 277. 1929.

柠檬色垂头菊 ning meng se chui tou ju

Stem solitary, erect, 25-42 cm tall, ca. 4 mm in diam. at base, proximally glabrous, distally white arachnoid-pilose. Basal leaves petiolate; petiole ca. 11.5 cm, glabrous, base enlarged sheathed; sheath to 6 cm; leaf blade green on both surfaces, reniform, ca. 5 × to 6 cm, glabrous, palmately veined, margin minutely crenate and ciliate, apex rounded; sinus broad. Middle to distal stem leaves only enlarged sheathed; sheath 4-7 × to 4 cm, glabrous, margin obtusely dentate. Capitulum solitary, nodding. Involucre black when dry, hemispheric, ca. 2 × to 2.5 cm, outside glabrous, base pilose; phyllaries 12, in 2 rows, purple, apex obtuse or acute; outer phyllaries lanceolate or oblong, 4-6 mm wide; inner phyllaries broadly elliptic, 7-10 mm, margin broadly membranous. Ray florets yellow or lemon-colored; lamina ovate-lanceolate, 4-5 cm, base to 1 cm wide, with brown veins, apex caudate-acuminate, 3-lobed; tube 4-5 mm. Tubular florets numerous, yellowish brown, 8-10 mm; tube ca. 2 mm; limb campanulate-tubular, ca. 3 mm wide. Achenes fusiform, 6-7 mm, narrowed at both ends, ribbed. Pappus brown, shorter than tubular corolla. Fl. and fr. Aug.

Alpine meadows; 3600-4000 m. NW Yunnan [Myanmar].


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