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

17. Ajania breviloba (Franchet ex Handel-Mazzetti) Y. Ling & C. Shih, Bull. Bot. Lab. N. E. Forest. Inst., Harbin. 6: 13. 1980.

短裂亚菊 duan lie ya ju

Chrysanthemum pallasianum (Fischer ex Besser) Komarov var. brevilobum Franchet ex Handel-Mazzetti, Symb. Sin. 7: 1112. 1936; C. brevilobum (Franchet ex Handel-Mazzetti) Handel-Mazzetti; Dendranthema brevilobum (Franchet ex Handel-Mazzetti) Kitamura.

Herbs, perennial, 8-50 cm tall; rhizomes slender, with slender fibrous roots; cataphylls brown, triangular-ovate. Stems erect, usually not branched, sometimes branched from base, purple-red, pubescent, especially upper part and below synflorescence. Middle stem leaves: petiole 0.5-1 cm; leaf blade ovate, suborbicular, or flabelliform, 1.5-3 × 1.5-2 cm, abaxially gray-white, densely and thickly appressed pubescent, adaxially green or pale green, sparsely pubescent or subglabrous, 2-pinnatisect or irregularly 3-5-bipalmate-pinnatisect; primary lateral segments 3- or 4-paired; ultimate segments elliptic or lanceolate-elliptic; proximal and distal stem leaves trisect, 5-palmatisect or biternatisect. Synflorescence a flat-topped panicle, or compound panicle, 2-7 cm in diam. Capitula many or few. Involucres campanulate, 4-5 mm in diam.; phyllaries in 4 rows, abaxially sparsely pubescent, scarious margin brown, outer ones lanceolate-elliptic, ca. 4 mm, middle and inner ones elliptic to long obovate, 3-5 mm. Florets yellow, exterior with sessile glands; marginal female florets 4, corolla narrowly tubular, ca. 2.8 mm, apex minutely 3-denticulate; disk florets many, corolla narrowly tubular, ca. 3 mm. Achenes ca. 2 mm. Fl. and fr. Sep-Oct.

● Open places in forests, gravelly places on mountain slopes; 2800-4100 m. Hubei, Jilin, Shaanxi, Yunnan.

The usual basionym given for this species, Tanacetum pallasianum (Fischer ex Besser) Trautvetter & C. A. Meyer "var. brevilobum Franchet" (Diels, Notes Roy. Bot. Gard. Edinburgh 7: 26. 1912), is a nomen nudum and was therefore not validly published (Vienna Code, Art. 32.1(d)).


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