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FOC | Family List | FOC Vol. 16 | Boraginaceae | Onosma

8. Onosma irritans Popov ex Pavlov, Trudy Sredne-Aziatsk. Gosud. Univ., Ser. 8b, Bot. 19: 29. 1935.

过敏滇紫草 guo min dian zi cao

Herbs perennial, 20-40 cm tall. Stems simple, stout, spreading thin long white bristly. Basal leaves petiolate, green; stem leaves sessile, spreading long thin bristly, glabrous between bristles; middle stem leaves broadly linear to linear-lanceolate, 4-7 cm × 4-5 mm, apex acute. Cymes terminal, scorpioid, not elongated in fruit; bracts lanceolate, ca. as long as calyx. Pedicel very short. Calyx ca. 2 cm at anthesis, ca. 2.5 cm in fruit; lobes slightly diverging, linear, very long spreading, white bristly, apex acute. Corolla yellow, 2.5-2.7 cm, only slightly expanded upward, with short triangular teeth. Anthers coherent for their full length, slightly longer than filaments; apex sterile, exserted. Nutlets dark gray, ca. 5 mm, rugose-pitted, tuberculate, beaked.

Rocks, gravel. Xinjiang (Yining Xian) [Kazakhstan, Kyrgyzstan, Russia, Tajikistan, Turkmenistan, Uzbekistan].


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