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FNA | Family List | FNA Vol. 8 | Grossulariaceae | Ribes

49b. Ribes oxyacanthoides Linnaeus var. hendersonii (C. L. Hitchcock) P. K. Holmgren in A. Cronquist et al., Intermount. Fl. 3(A): 16. 1997.

Ribes hendersonii C. L. Hitchcock in C. L. Hitchcock et al., Vasc. Pl. Pacif. N.W. 3: 73. 1961, based on Grossularia neglecta A. Berger, Techn. Bull. New York Agric. Exp. Sta., Geneva 109: 106. 1924, not R. neglectum Rose 1905; R. oxyacanthoides subsp. hendersonii (C. L. Hitchcock) Q. P. Sinnott

Stems: spines at nodes (1-)2-3(-7); internodal prickles absent or sparse. Leaf blades 0.7-1.1 cm, base deeply cordate, surfaces finely pubescent and glandular-puberulent, more glandular abaxially, lobes cuneate-rounded, margins with 3-7 unequal crenate dentations. Peduncles 1-3 mm. Pedicels 1-3(-4) mm, glabrous. Flowers: hypanthium greenish white to white or pinkish, broadly campanulate to rotate, 1.4-3 mm, glabrous; sepals pale greenish white or with slight reddish tinge, ovate-oblong, 1-3.3 mm, apex rounded, glabrous or sparsely hairy; petals white, broadly obovate-rhombic to flabelliform-reniform, 1-1.6 mm, base shortly, broadly clawed, apex truncate, slightly erose; filaments 0.5- 1 mm; styles 2.5-3.3 mm.

Flowering Jun-Jul. Limestone cliffs and talus; 900-2900 m; Idaho, Mont., Nev.


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