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18. Chrysanthemum glabriusculum (W. W. Smith) Handel-Mazzetti, Symb. Sin. 7: 1112. 1936.
拟亚菊 ni ya ju
Tanacetum glabriusculum W. W. Smith, Notes Roy. Bot. Gard. Edinburgh 10: 202. 1918; Ajania glabriuscula (W. W. Smith) Y. Ling; Chrysanthemum brachyglossum Y. Ling; Dendranthema glabriusculum (W. W. Smith) C. Shih.
Herbs, perennial, 60-80 cm tall. Stems erect, branched above middle, pubescent especially in middle and upper parts. Middle stem leaves ovate, obovate, or elliptic, 2.5-6 × 1.5-3 cm, 2-pinnatisect, abaxially gray-white, densely and thickly appressed pubescent, adaxially green or pale green, sparsely pubescent or glabrous; primary lateral segments 2-paired; ultimate segments lanceolate or obliquely triangular. Synflorescence a terminal flat-topped compound panicle. Capitula many. Involucres campanulate, 5-10 mm in diam.; phyllaries in 4 rows, abaxially sparsely pubescent along midvein, scarious margin brown or white, outer ones lanceolate or triangular-lanceolate, 2-3 mm, middle and inner ones narrowly elliptic, 4-5.5 mm. Ray floret lamina yellow, 1-2.5 mm, apex 2- or 3-denticulate or entire. Fl. Sep-Oct. 2n = 18*.
● Mountain slopes; 900-2600 m. Shaanxi, Sichuan, Yunnan.
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