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

24. Microula longituba W. T. Wang, Acta Phytotax. Sin. 18: 113. 1980.

长筒微孔草 chang tong wei kong cao

Stems with several long branches from base, ca. 24 cm tall, densely gray hispid, mixed hispid and hirsute above. Basal and lower stem leaves long petiolate; upper stem leaves short petiolate, spatulate to narrowly oblanceolate or narrowly oblong, 1.8-11 × 0.3-1.6 cm, adaxially sparsely strigose and sparsely hirsute, hairs discoid at base, base attenuate, apex rounded to subobtuse. Inflorescences terminal or axillary, 5-8 mm wide; bracts 1-2 mm. Pedicel ca. 1 mm. Flowers crowded. Calyx ca. 2 mm, parted to base; lobes lanceolate-linear, hirsute outside. Corolla dark blue, glabrous; tube 3.5-4 mm; appendages low trapeziform, 0.3-0.4 mm; limb 5-7 mm wide; lobes suborbicular, sometimes apex obtusely fine dentate. Nutlets gray-white, rhombic-ovoid, ca. 2 × 1.2 mm, glabrous, finely tuberculate; aperture above middle, deltate, ca. 0.7 mm, inside margin with membranous emergence, surfaces obscurely longitudinally 1-ribbed; attachment scar near base. Fl. Jun-Jul.

* Alpine meadows; ca. 3600 m. E Xizang (Zogang Xian).


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