Ribes palczewskii (Jancz.) Pojark.

Shrubs 0.5-1 m tall. Branchlets puberulent then glabrous, unarmed. Buds grayish brown, ovoid, 4-6 mm, pubescent, apex acute. Petiole 2-5 cm, sparsely shortly stalked glandular and sparsely long stalked glandular near base; leaf blade reniform-orbicular, rarely suborbicular, 3.5-6 × 4-7 cm, abaxially sparsely pubescent, adaxially glabrous, base shallowly cordate to subtruncate; lobes 3-5, broadly triangular to ovate-triangular, margin coarsely sharply serrate, apex obtuse to acute; terminal lobe subequaling or slightly longer than lateral ones. Racemes erect, dense, 2-5 cm, 5-15-flowered; rachis and pedicels pubescent, glabrous in fruit; bracts broadly ovate to ovate-orbicular, 1.5-2 mm. Flowers bisexual, 3-3.5 mm in diam.; pedicel 1-3 mm. Calyx yellowish white, glabrous; tube shallowly cupular, 1.5-2 mm; lobes erect, obovate to obovate-ligulate, 1.5-2.5 mm. Petals yellowish, subtruncate, ca. 1.2 mm. Stamens subequaling petals. Ovary glabrous. Style subequaling stamens, 2-lobed. Fruit red, subglobose, 0.7-0.9 cm, glabrous. Fl. May-Jun, fr. Jul-Aug.

Heilongjiang, Nei Mongol [Russia].

Coniferous and mixed forests, Larix forests on mountain slopes, thickets along river and stream banks; 600-1500 m.

Ribes rubrum Linnaeus var. palczewskii Janczewski, Mém. Soc. Phys. Hist. Nat. Genève 35. 3: 290. 1907; R. densiflorum Liou (1955), not Philippi (1856); R. liouanum Kitagawa; R. pubescens Komarov (1903), not (Swartz ex Hartman) Hedlund (1901).