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

9. Ribes ambiguum Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg, sér. 3. 19: 251. 1874.

四川蔓茶藨子 si chuan man cha biao zi

Shrubs often epiphytic, to 1 m tall. Branchlets brown to grayish brown, glabrous, unarmed. Buds brown, ovoid, small, glabrous when old. Petiole to 4 cm, pubescent, rarely sparsely glandular hairy near base; leaf blade suborbicular to orbicular, 3-4.5 cm, pubescent on both surfaces, rarely subglabrous, abaxially viscous glandular, base cordate; lobes 3-5, broadly ovate to triangular-ovate, margin obtusely crenate-dentate, apex obtuse; terminal lobe subequaling lateral ones. Flowers 1 or 2, bisexual, 10-12 mm in diam.; bracts 2, to 2 mm, glabrous or sparsely stalked glandular at margin; pedicel to 1 cm, to 2 cm in fruit, pubescent or subglabrous. Calyx green, glabrous; tube pelviform, 1-2 mm; lobes always erect, ligulate to elliptic, 5-7 mm. Petals subspatulate, 2.5-3.5 mm. Stamens longer than petals; anthers globose. Ovary subobovoid, glabrous, long stalked glandular. Style subequaling stamens, entire. Fruit green, subglobose, 1-1.2 cm, long stalked glandular. Seeds numerous, brown, ovoid, small. Fl. Apr-May, fr. Jul-Aug.

E Sichuan [Japan].


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