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Snake River gooseberry, snow currant, snow gooseberry, snowy gooseberry, white-flower gooseberry

Habit Plants 0.5–3 m. Stems erect to sprawling, (rooting at tips), glabrous; spines at nodes 1–3(–6), (2–)5–15(–20) mm; prickles on internodes absent or sometimes numerous.
Leaves

petiole 0.5–4(–6) cm, glabrous or pubescent and stipitate-glandular;

blade broadly reniform to broadly ovate, 3–5-lobed, cleft 1/3–1/2 to midrib, 0.8–5 cm, base truncate to rounded-cuneate, surfaces finely pubescent or only between veins abaxially, lobes broad, rounded ternately, margins 1 or 2 times crenate-dentate, apex mucronate or apiculate.

Inflorescences

pendent, solitary flowers or 2–4(–5)-flowered racemes, 4–6 cm, axis glabrous or pubescent, flowers evenly spaced.

Pedicels

not jointed, 4–15 mm, glabrous;

bracts lanceolate, 1.2–3 mm, glabrous or finely ciliate.

Flowers

hypanthium white, pale greenish, greenish white, or cream, narrowly campanulate, 1.6–3 mm, glabrous, rarely very sparsely hirsute;

sepals not overlapping, sharply reflexed, white or very slightly pinkish, narrowly oblong to narrowly oblanceolate, 5–8 mm;

petals connivent, erect, white or very slightly pinkish with red veins, oblong to cuneate-obovate, not conspicuously revolute or inrolled, 1.7–3.2 mm;

nectary disc not prominent;

stamens 2.5–3 times as long as petals;

filaments linear, 6.5–9(–10) mm, finely pilose;

anthers cream to greenish, ovate-oblong, 0.8–1.6 mm, apex rounded;

ovary glabrous;

styles connate 1/2+ their lengths, 8–14 mm, pilose on proximal 1/2–3/4.

Berries

palatable but sour, yellow-green, becoming blue-black to purple, globose, 5.5–12 mm, glabrous.

2n

= 16.

Ribes niveum

Phenology Flowering Apr–Jul.
Habitat Thickets along streams, open hillsides
Elevation 400-2400 m (1300-7900 ft)
Distribution
from FNA
CO; ID; NV; OR; WA
[WildflowerSearch map]
[BONAP county map]
Discussion

Ribes niveum was thought to be extirpated in Colorado; it was rediscovered near Cañon City, Fremont County (T. W. Chumley and R. L. Hartman 2000). It is unusual in having anthers glabrate or finely pilose or arachnoid, closing and extended in fruit.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 8, p. 37.
Parent taxa Grossulariaceae > Ribes
Sibling taxa
R. acerifolium, R. amarum, R. americanum, R. aureum, R. binominatum, R. bracteosum, R. californicum, R. canthariforme, R. cereum, R. curvatum, R. cynosbati, R. diacanthum, R. divaricatum, R. echinellum, R. erythrocarpum, R. glandulosum, R. hirtellum, R. hudsonianum, R. indecorum, R. inerme, R. lacustre, R. lasianthum, R. laxiflorum, R. leptanthum, R. lobbii, R. malvaceum, R. marshallii, R. menziesii, R. mescalerium, R. missouriense, R. montigenum, R. nevadaense, R. nigrum, R. oxyacanthoides, R. pinetorum, R. quercetorum, R. roezlii, R. rotundifolium, R. rubrum, R. sanguineum, R. sericeum, R. speciosum, R. thacherianum, R. triste, R. tularense, R. uva-crispa, R. velutinum, R. viburnifolium, R. victoris, R. viscosissimum, R. watsonianum, R. wolfii
Name authority Lindley: Edwards’s Bot. Reg. 20: plate 1692. 1834 ,
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