喀什菊 ka shi ju

Tanacetum komarovii Krascheninnikov & N. I. Rubtzov in Krascheninnikov, Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 9: 168. 1946; Chrysanthemum komarovii (Krascheninnikov & N. I. Rubtzov) S. Y. Hu.

Subshrubs, 40-55 cm tall; old branches grayish; year-old branches with lower parts straw-colored, upper parts pale green, scattered stellate pubescent. Middle stem leaves sessile; leaf blade spatulate or oblanceolate, 1-3 × 0.7-1.5 cm, apex 3-5-partite, rarely pinnatisect, sparsely stellate pubescent; upper stem leaves entire. Synflorescence a dense flat-topped fascicle sometimes with additional axillary capitula below. Capitula 3-5(-8). Involucre cupular, 2-3 mm in diam.; phyllaries in 2-4 rows, margin scarious, outer phyllaries suborbicular, inner ones broadly ovate. Florets yellow, exterior scattered stellate pubescent; marginal female florets 3-5, ascidiform, tapering above, 3-denticulate; disk florets many, tubular. Achenes ovoid, 1-1.2 mm.

Barren rocky slopes, rocky floors of gorges; 800-2000 m. Xinjiang [Kazakhstan, Mongolia].