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FOC | Family List | FOC Vol. 19 | Rubiaceae | Spiradiclis

29. Spiradiclis rubescens H. S. Lo, Guihaia. 11: 101. 1991.

红叶螺序草 hong ye luo xu cao

Herbs, apparently ascending, low, ca. 6 cm tall, perhaps annual; stems subglabrous, drying purplish black. Leaf blade drying papery, purplish red, elliptic-oblong or oblong-ovate, 4-6 × 2-2.3 cm, glabrous on both surfaces, base obtuse, margins ciliate, apex acute to obtuse; secondary veins 9-11 pairs; stipules triangular to broadly ovate, 4-5 mm, caudate-acuminate. Inflorescence cymose, 3-5-flowered; bracteoles linear, 4-6 mm, sparsely ciliate; pedicels short. Calyx glabrous; hypanthium portion obovoid, ca. 2 mm; lobes narrowly lanceolate, unequal, larger 4-4.5 mm, smaller ca. 3.5 mm, acuminate, ciliate, with gland in each sinus. Corolla red, slenderly salverform-funnelform, outside glabrous, strongly 5-ribbed; tube ca. 21 mm; lobes ovate, ca. 3.5 mm. Capsules unknown. Fl. Jun.

● On rocks in shady places. Guangxi (Tiandong).

This species is noted for its reddened color when dry.


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