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

11. Tanacetum atkinsonii (C. B. Clarke) Kitamura in H. Hara et al., Enum. Fl. Pl. Nepal. 3: 45. 1982.

藏匹菊 zang pi ju

Chrysanthemum atkinsonii C. B. Clarke, Compos. Ind. 147. 1876; Pyrethrum atkinsonii (C. B. Clarke) Y. Ling & C. Shih.

Herbs, perennial, 12-30 cm tall; stems solitary or clustered, villous with long curved simple hairs especially in upper part and below capitula. Basal leaves: petiole ca. 2.4 cm; leaf blade oblanceolate or narrowly elliptic, 4-10 × 1.5-3 cm, 3-pinnatisect, both surfaces pale green, sparsely villous; primary lateral segments 7-12-paired; ultimate segments obliquely triangular, lanceolate, or linear. Stem leaves similar, usually 2-pinnatisect, sessile. Capitula solitary, terminal. Involucre coryliform, 10-25 mm in diam.; phyllaries in 4 rows, abaxially subglabrous, scarious margin broad, dark brown, outer phyllaries lanceolate, ca. 6 mm, middle and inner ones narrowly elliptic or oblanceolate, 7-9 mm, abaxially glabrous. Ray florets yellow; lamina narrowly elliptic, ca. 1 cm, apex 3-denticulate. Corona shorter than 0.1 mm. Fl. Jul.

Thickets on mountain slopes; 1800-2600 m. Xizang (Yadong) [Bhutan, India (Sikkim), Nepal].


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