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

29. Cirsium alatum (S. G. Gmelin) Bobrov, Bot. Zhurn. (Moscow & Leningrad). 43: 1547. 1958.

准噶尔蓟 zhun ga er ji

Serratula alata S. G. Gmelin, Reise Russland 1: 155. 1770-1774; Carduus desertorum (Fischer ex Link) Steudel; Cirsium desertorum Fischer ex Link; C. desertorum var. sinuatolobatum Trautvetter; C. desertorum var. subintegerrimum Trautvetter; C. elodes M. Bieberstein var. setigerum (Ledebour) Krylov; C. elodes var. sinuatolobatum (Trautvetter) O. Fedtschenko & B. Fedtschenko; C. elodes var. subintegerrimum (Trautvetter) O. Fedtschenko & B. Fedtschenko; C. setigerum Ledebour.

Herbs 30-100 cm tall, perennial. Roots tuberous, fusiform. Stem solitary, usually branched above; wings undulate, with ca. 5 mm stout rigid spines. Leaves concolorous, green, surface smooth, glabrous. Basal leaves with winged petiole; leaf blade elliptic, to 30 × 4 cm, margin with teeth ending in a 4-9 mm spine. Lower and middle cauline leaves similar but sessile, decurrent, gradually smaller upward. Upper cauline leaves lanceolate to elliptic. Capitula 1 to several, terminal, corymbose to corymbose-paniculate. Involucre ovoid, ca. 1.5 cm in diam., glabrous. Phyllaries in ca. 6 rows, lacking marginal spinules, wings, and scarious appendage; outer phyllaries ovate, ca. 3 × 1.2 mm, apex acute and tipped with a ca. 1.5 mm spinule; middle phyllaries linear-lanceolate, 5-8 × 1.7-2 mm, apex acute and tipped with a ca. 2 mm spinule; inner phyllaries linear, 8-9 × ca. 1.5 mm, apex acuminate and scarious. Florets bisexual. Corolla reddish purple, 1.8-1.9 cm, tube 7-8 mm. Achene yellowish, ca. 3 mm. Pappus bristles white, 1.2-1.3 cm. Fl. and fr. Jul-Aug. 2n = 34.

Flooded lands, grasslands by lakes, farmlands; 400-1500 m. Xinjiang (Junggar Pendi, Tian Shan) [Kazakhstan, Russia, Uzbekistan; E Europe].


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