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FOC | Family List | FOC Vol. 8 | Saxifragaceae | Ribes

20. Ribes mandshuricum (Maximowicz) Komarov, Trudy Imp. S.-Peterburgsk. Bot. Sada. 22: 437. 1903.

东北茶藨子 dong bei cha biao zi

Shrubs 1-3 m tall. Branchlets pubescent or subglabrous, unarmed. Buds brownish, ovoid to oblong, 4-7 mm, puberulent, apex obtuse or acute. Petiole 4-7 cm, pubescent; leaf blade 5-10 cm, appressed-pubescent on both surfaces or adaxially glabrous when young, glabrescent, rarely villous or tomentose, base cordate; lobes 3(-5), ovate-triangular, margin irregularly coarsely sharply serrate or doubly serrate, apex acute to shortly acuminate; terminal lobe slightly longer than lateral ones. Racemes erect then nodding, (3-)7-16(-20) cm, 40-50-flowered; rachis and pedicels densely pubescent; bracts ovate, glabrous or puberulent. Flowers bisexual, 3-5 mm in diam.; pedicel 1-3 mm. Calyx greenish or tinged yellow, glabrous or hairy; tube pelviform, 1-1.5(-2) mm, with 5 unconnected warts adaxially at base; lobes reflexed, obovate-ligulate to ligulate, (1-)2-3 mm. Petals yellowish green, subspatulate, 1-1.5 mm. Stamens longer than petals. Ovary glabrous or hairy. Style shorter than or equaling stamens, 2-lobed or sometimes divided for almost 1/2 its length. Fruit globose, red, 0.7-0.9 cm, glabrous or hairy. Fl. Apr-Jun, fr. Jul-Aug.

Coniferous or mixed forests or thickets on mountain slopes or in valleys, ravines; 300-1900 m. E Gansu, Hebei, Heilongjiang, W Henan, E Jilin, Liaoning, Nei Mongol, NE Shandong, SW Shaanxi, C Shanxi [N Korea, Russia (Siberia)].

1 Calyx, ovary, and young fruit villous; leaf blade abaxially densely tomentose, adaxially villous   20c var. villosum
+ Calyx glabrous or subglabrous; ovary and fruit glabrous; leaf blade appressed-pubescent to glabrous.   (2)
2 (1) Leaf blade appressed-pubescent on both surfaces when young, glabrescent; racemes 7-16(-20) cm; calyx lobes 2-3 mm   20a var. mandshuricum
+ Leaf blade abaxially slightly pubescent along veins, more densely so at vein axils, adaxially glabrous when young; racemes 3-8 cm; calyx lobes 1-2 mm   20b var. subglabrum

Lower Taxa


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