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

46. Cremanthodium laciniatum Y. Ling & Y. L. Chen ex S. W. Liu, Acta Biol. Plateau Sin. 3: 65. 1984.

条裂垂头菊 tiao lie chui tou ju

Stem solitary, erect, 12-21 cm tall, ca. 3 mm in diam. at base, proximally glabrous, distally long white and black pilose; underground stem stocklike, horizontal or ascending, with scale leaf and roots on nodes. Rosette of leaves absent. Proximal stem leaves petiolate; petiole to 4 cm, abaxially white puberulent, base ± sheathed; leaf blade adaxially green, oblong, 1.5-6 × to 2 cm, abaxially densely white puberulent, adaxially glabrous, pinnately veined, margin laciniate; lobes oblong or linear-oblong, to 6 mm, apex acute. Middle to distal stem leaves sessile or shortly petiolate, oblong to linear, smaller distally, margin entire or denticulate, apex acute. Capitulum solitary. Involucre hemispheric, 1.2-1.7 × ca. 1.5 cm, outside densely long white and black pilose; phyllaries 8-12, in 1 row, base united and cupular; separate part linear-lanceolate, 1.5-2 mm wide, apex acuminate. Ray florets yellow; lamina extending from involucre, oblong, to 1.7 cm, apex acute; tube ca. 4 mm. Tubular florets numerous, yellow, ca. 7 mm; tube ca. 1 mm. Achenes (immature) cylindric, 2-3 mm, apex truncate, ribbed. Pappus white, as long as or shorter than tubular corolla. Fl. Aug, fr. Aug-Sep.

● Gravelly areas on mountains; ca. 4100 m. E Xizang.


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