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

40. Cremanthodium cordatum S. W. Liu, Acta Biol. Plateau Sin. 7: 28. 1988.

心叶垂头菊 xin ye chui tou ju

Plants grayish green. Stem solitary, erect, 15-25 cm tall, shortly white and black pilose. Basal leaves petiolate; petiole 1-2.5 cm, brown pilose; leaf blade cordate or ovate-cordate, rarely oblong-cordate, 2-8.5 × 1.6-7 cm, abaxially viscid-pilosulose, adaxially glabrous, pinnately veined, base cordate, margin entire or crenate and pilose, apex rounded. Stem leaves 3 or 4, bracteal, linear. Capitulum solitary, nodding. Involucre black when dry, hemispheric, 1-1.2 × 1.5-2 cm, outside glabrous, base black pilose; phyllaries in 2 rows, linear-oblong, apex acute. Ray florets yellow; lamina oblong, 1-1.2 cm × ca. 2 mm, apex 2- or 3-lobed; tube ca. 3 mm. Tubular florets numerous, dark yellow, ca. 6 mm; tube ca. 1 mm. Achenes yellowish brown, cylindric, 4-5 mm. Pappus white, as long as tubular corolla. Fl. and fr. Jul-Aug.

● Grasslands in valleys; ca. 4200 m. S Xizang.


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