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Chinese Plant Names | Family List | Asteraceae | Asterothamnus

Asterothamnus poliifolius Novopokr.


Description from Flora of China

Subshrubs. Stems erect or ascending, many branched, woody in lower part, bark yellow-brown, herbaceous in upper part, ± densely arachnoid-tomentose, ± glabrescent. Leaves oblong or oblong-lanceolate to oblong-oblanceolate, 15-25 × 2-4 mm, surfaces gray-white arachnoid-tomentose, adaxially ± glabrescent, midvein conspicuous, margin revolute, apex acute or ± obtuse, mucronate. Capitula radiate, large, in corymbiform synflorescences; peduncle short. Involucre broadly campanulate, 6-7 × 8-9 mm; phyllaries 3-seriate, gray-white tomentulose, margin broadly scarious, apex acuminate, purplish at middle and apex, outer short, ovate or ovate-lanceolate, inner lanceolate or oblong. Ray florets 6 or 7, lamina spreading, pale purple, oblong, ca. 8 × 3 mm; disk florets 12-15, yellow becoming ± pale purple, ca. 5 mm, limb funnel-shaped. Achenes 4-4.6 mm, densely strigose. Pappus white or yellowish brown. Fl. Sep. 2n = 18.

Grasslands; 1000-1900 m. Xinjiang [Mongolia, Russia (Tuva)].


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