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

21. Trigonotis floribunda I. M. Johnston, J. Arnold Arbor. 33: 70. 1952.

多花附地菜 duo hua fu di cai

Herbs perennial, with long thin rhizomes. Stems erect to spreading; branches widely spaced at apex, 20-45 cm tall, sparsely short strigose. Petiole 3-12 mm; leaf blade elliptic or ovate-lanceolate, 2-5 × 1-2 cm, abaxially finely strigose, base cuneate, decurrent to petiole, apex acute to rounded; midvein conspicuous, lateral veins obscure; uppermost stem leaves short petiolate, smaller. Inflorescences terminal or axillary on upper stems, ebracteate; peduncle ca. 4 cm, to 11 cm in fruit, strigose. Pedicel ca. as long as calyx. Calyx lobes narrowly oblong, ca. 1.5 mm, to 2-3 mm in fruit; tube somewhat inflated, becoming cupular, pallid outside. Corolla blue-purple; tube ca. 1 mm; limb 2-2.5 mm wide; lobes suborbicular, 0.8-1 mm. Stamens inserted slightly above middle of corolla tube; anthers ca. 0.5 mm, connectives mucronate at apex. Mature nutlets dark brown, inverted subulate, trigonous-tetrahedral, cross-shaped, ca. 1 mm, glabrous, shiny, adaxial 3 surfaces subequal in size; abaxial surfaces triangular, flat or slightly concave, margin narrowly ribbed, angles curved upward, with an erect bristle at inside angle near style, sessile. Fl. Apr-Jun, fr. Jun-Jul.

* Forest margins, thickets, meadows, shaded moist stream banks and ravines; 600-1400 m. Sichuan.


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