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

33. Spiradiclis umbelliformis H. S. Lo, Bull. Bot. Res., Harbin. 6(4): 36. 1986.

伞花螺序草 san hua luo xu cao

Herbs, perhaps perennial, creeping or with upper parts perhaps ascending; stems densely reddish brown multicellular villosulous. Petiole 1-3 cm, reddish brown villosulous; leaf blade drying papery, adaxially olive-green, abaxially pale, ovate-orbicular, 1.5-4 × 1-3 cm, adaxially glabrescent, abaxially pilosulous to pilose at least along principal veins, base cordulate to truncate and usually decurrent, apex obtuse to rounded; secondary veins 4-6 pairs; stipules persistent, pilosulous to glabrescent, deeply 2-parted, lobes linear, to 10 mm. Inflorescences cymose, umbelliform to subcapitate, 4-10-flowered, puberulent, pilosulous, or villosulous; peduncles 2-7 cm; bracts narrowly triangular. Flowers subsessile, distylous. Calyx subglabrous; hypanthium portion turbinate to subglobose, ca. 1.5 mm; lobes ovate-triangular, ca. 0.6 mm, usually with gland in sinus. Corolla white to pale purplish red, funnelform to tubular-funnelform, glabrous outside; tube 17-18 mm, with villous ring above base inside; lobes ovate, ca. 6 mm. Capsules subglobose, 3-3.5 mm in diam., glabrescent, valves 4, flat. Fl. Apr.

● Rock crevices in forests, on limestone. Guangdong (Ruyuan), Guangxi.


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