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

31b. Erigeron acris subsp. kamtschaticus (Candolle) H. Hara, J. Jap. Bot. 15: 317. 1939.

堪察加飞蓬 kan cha jia fei peng

Erigeron kamtschaticus Candolle, Prodr. 5: 290. 1836; E. acris var. kamtschaticus (Candolle) Herder; E. acris var. manshuricus Komarov; E. angulosus Gaudin var. kamtschaticus (Candolle) H. Hara; E. kamtschaticus var. manshuricus (Komarov) Koidzumi; Trimorpha acris var. kamtschatica (Candolle) G. L. Nesom.

Herbs, 30-70(-100) cm. Stems solitary or several, 1-6 mm in diam. at base, green or sometimes purplish, strigillose, densely so below capitula, sometimes sparsely hirsute (sometimes only in basal part). Leaves: surfaces sparsely strigose or strigillose, or glabrate or glabrous, thin; basal often withered at anthesis, blade oblanceolate, 2-13 × 0.3-1.8 cm, margin remotely serrate, strigose-ciliate, apex acute; mid and upper cauline blade lanceolate, 0.3-8.5 × 0.4-1 cm, margin entire, sparsely strigose-ciliate. Capitula numerous in loose, broad, paniculiform or sometimes few in corymbiform synflorescences, 6-10 × 10-19 mm. Phyllaries abaxially sometimes sparsely strigose, densely short-stipitate glandular, apex acute to acuminate, inner 5-6.5 × 0.6-0.7 mm, margin scarious. Ray florets: outer series 5-6.2 mm, tube 3-3.5 mm; inner 2.5-3 mm, style exceeding tube by 1.5-2.2 mm, sometimes with reduced lamina and pink tipped; disk florets lobes purplish, 4-5.4 mm, tube 2-2.9 mm, limb cylindric-funnelform. Achenes oblong, 1.6-2.5 mm, strigose. Pappus whitish, 2-seriate, inner 5.5-6 mm. Fl. Jun-Sep.

Grasslands on slopes, forest margins; 700-1200 m. Gansu, Guangdong, Hebei, Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol, Qinghai, Shaanxi, Shanxi [Mongolia, Russia (Kamchatka, W Siberia); North America].


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