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

15. Aster incisus Fischer, Mém. Soc. Imp. Naturalistes Moscou. 3: 76. 1812.

裂叶马兰 lie ye ma lan

Aster incisus var. australis Kitagawa; A. pinnatifidus Makino f. robustus Makino; Asteromoea incisa (Fischer) Koidzumi; Boltonia incisa (Fischer) Bentham; Grindelia incisa (Fischer) Sprengel; Kalimeris incisa (Fischer) Candolle; K. incisa var. australis (Kitagawa) Kitagawa; K. platycephala Cassini.

Herbs, perennial, 30-120 cm tall, rhizomatous. Stems erect, branched in upper part, sulcate, glabrous or sparsely strigose. Leaves thin; lower cauline leaves withered by anthesis; middle leaves sessile, elliptic-lanceolate or lanceolate, 6-10(-15) × 1.2-2.5(-4.5) cm, abaxially strigose to glabrate, adaxially glabrous or glabrate, base gradually attenuate, margin incised-serrate, sometimes pinnatilobed, rarely entire, scabrous, veins prominent, apex acuminate; upper leaves reduced, linear-lanceolate, entire. Capitula 10-55 in open corymbiform synflorescences, 2.5-3.5 cm in diam. Involucres hemispheric, 5-7.5 × 7-12 mm; phyllaries 3-seriate, imbricate, oblong-lanceolate, abaxially sparsely strigillose, margin ciliate; outer phyllaries 3-4 mm, acute; inner phyllaries 4-5 mm, margin scarious, purplish, apex obtuse. Ray florets (13-)16-27(-29), pale lilac to bluish purple, tube 1-1.5 mm, lamina 1.5-1.8 × 0.2-0.25 cm; disk florets yellow, 3-4 mm, tube 1-1.3 mm, limb campanulate, hairy, lobes triangular, ca. 0.6 mm, glabrous. Achenes brownish, obovoid, compressed, 3-3.5 mm, strigose, margin pale 2-ribbed or sometimes 3-ribbed. Pappus reddish, 0.5-1.2 mm. Fl. and fr. Jun-Oct. 2n = 18.

Grasslands on slopes, thickets, open places between forests, semi-open second-growth forests, wet grasslands, sometimes roadsides; 400-1000 m. Heilongjiang, Jilin, Liaoning, E Nei Mongol [Japan, Korea, E Russia].

Only Aster incisus var. incisus occurs in China. The second variety, A. incisus var. macrodon (Vaniot & H. Léveillé) Soejima & Igari (A. macrodon Vaniot & H. Léveillé; Kalimeris incisa subsp. macrodon (Vaniot & H. Léveillé) H. Y. Gu), is known only from Korea (Cheju Island).


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