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

3. Nertera sinensis Hemsley, J. Linn. Soc., Bot. 23: 391. 1888.

薄柱草 bao zhu cao

Low herbs, with main stems creeping and reproductive stems erect, to 10 cm tall; stems angled, glabrous. Petiole 1-3 mm, glabrous; leaf blade drying papery, oblong-lanceolate to elliptic, 0.7-1.6 × 0.35-0.5 cm, glabrous or sparsely hispidulous on both surfaces, abaxially rough due to enlarged thin-walled cells that dry with scurfy appearance, base cuneate to acute, margins hispidulous, apex acute to cuneate; secondary veins not visible; stipules narrowly triangular, 0.8-1 mm, obtuse to acute or aristate and usually glandular. Flowers sessile. Calyx glabrous; ovary portion 1-1.5 mm; limb truncate, 0.1-0.2 mm. Corolla pale green, funnelform, glabrous; tube ca. 1 mm; lobes triangular, ca. 0.5 mm, acute to obtuse. Drupes dark blue to black, subglobose, 2-6 mm in diam.; pyrenes 4. Fl. Jul-Aug, fr. Jul-Nov.

● Mountain slopes, roadsides, ditch sides, rocks at riversides; 500-1300 m. Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Yunnan.


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