细根勿忘草 xi gen wu wang cao

Herbs biennial. Rhizomes producing elongated sterile shoots and flowering stems, to 10 cm tall. Stems very delicate with widely spaced cymes. Basal leaves oval, tapering abruptly into a long petiole; lower leaves short petiolate; upper leaves sessile, oblong-lanceolate, 2-5 cm × 5-13 mm, sparsely pubescent, apex acute. Axis of cymes slightly flexuous. Pedicel filiform, sometimes slightly curved, 3-4 mm. Calyx ca. 2 mm, accrescent after anthesis; lobes grayish, linear-lanceolate, with hooked hairs at base of calyx. Corolla blue; tube ca. 2 mm; limb 5(-10) mm wide. Nutlets black, ca. 1.5 mm, shiny, apex acute.

Coniferous forests. Xinjiang (Altay Shan and adjacent areas) [Kazakhstan, Kyrgyzstan, Mongolia, Russia, Tajikistan, Turkmenistan, Uzbekistan].