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

12. Trigonotis nandanensis C. J. Wang, Acta Bot. Yunnan. 4 (Suppl.): 38. 1982.

南丹附地菜 nan dan fu di cai

Herbs perennial. Rhizomes 3-4 cm, ca. 3 mm in diam., with numerous fibrous roots. Stems erect, 20-25 cm tall, densely spreading pubescent. Basal leaves numerous; petiole to 7 cm, densely pubescent; leaf blade ovate to oblong-ovate, 2-3.5 × 1-2.2 cm, abaxially more densely pubescent, adaxially sparsely pubescent, base rounded or somewhat cordate, apex rounded, mucronate; midvein raised abaxially; stem leaves widely spaced, petiole 1.5-3 cm. Inflorescences terminal, ca. 10 cm, only basal 1 or 2 flowers bracteate. Pedicel usually divaricate, filiform, 3-5 mm. Calyx lobes oblanceolate, ca. 2 mm, pubescent; apex acute. Corolla white; tube ca. 1.5 mm; limb 4-5 mm wide; lobes suborbicular, ca. 2 mm wide. Anthers elliptic, ca. 0.5 mm. Style longer than nutlets. Mature nutlets dark brown, semiglobose-tetrahedral, ca. 1.3 mm, sparsely spinescent-tuberculate, adaxial bottom surface smaller, 2 lateral surfaces subequal in size; abaxial surfaces convex, becoming ovate, obtuse ribbed at margin, sessile; attachment scar at juncture of 3 ribs adaxially.

* Shaded moist rocky hills. Guangdong (Nan'ao Xian).


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