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

8. Inula salicina Linnaeus, Sp. Pl. 2: 882. 1753.

柳叶旋覆花 liu ye xuan fu hua

Aster salicinus (Linnaeus) Scopoli; Conyza salicina (Linnaeus) Ruprecht; Inula salicina subsp. asiatica (Kitamura) Kitagawa; I. salicina var. asiatica Kitamura.

Herbs, perennial. Stems 20-80 cm tall, densely leafy; internodes 1-2.5 cm. Basal leaves lanceolate, 2-6 cm × 5-15(-30) mm; cauline leaves broadly elliptic to lanceolate, (3-)5-8 × 1-2 cm, both surfaces usually glabrous, adaxial venation raised, reticulation prominent, base cordate, clasping, apex acute. Capitula solitary on top of stems and branches, densely surrounded by bractlike leaves. Involucre hemispheric, 10-15(-20) mm in diam.; phyllaries in 4 or 5 series; outer ones lanceolate or spatulate-oblong, 5-7 × 1.5-2.5 mm, abaxially densely pubescent, apex obtuse or acute, inner linear-lanceolate, abaxially densely pubescent, apex acuminate. Ray florets 35-70; lamina linear, 10-15 mm. Disk corollas 5-9 mm. Achenes 1.5-2 mm, glabrous. Pappus white, of 30-40 distinct or basally connate, barbellate bristles 7-8 mm. Fl. Jun-Sep, fr. Sep-Oct. 2n = 16.

Roadsides, wastelands; 200-1000 m. Heilongjiang, Henan, Jilin, Liaoning, Nei Mongol [Japan, Korea, Russia, Uzbekistan; Europe].


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