Ribes oxyacanthoides |
Ribes amarum |
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Canada gooseberry, Canadian gooseberry, northern gooseberry, northern smooth gooseberry, Umatilla gooseberry |
bitter gooseberry |
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Habit | Plants 0.3–2 m. Stems erect or spreading, strongly puberulent, pubescence often intermixed with glandular hairs, becoming glabrate; spines at nodes 1–3 (–7), 2.2–13 mm; prickles on internodes absent or sparse to dense. | Plants 1–2 m. Stems erect, villous, stipitate-glandular, glabrescent; spines at nodes 3, 5–10 mm; prickles on internodes absent. | ||||||||||||||||
Leaves | petiole (0.4–)1–4 cm, finely and softly pubescent, sparsely to densely pubescent, or pilose, and glandular-puberulent or glabrous, sometimes abaxially more glandular, or glabrous; blade roundish to reniform, 3–5(–7)-lobed, cleft 1/2 to midrib, (0.7–)1.5–4 cm, base truncate to cordate, surfaces abaxially pilose to villous, sometimes glabrate or glabrous, stipitate- and sessile-glandular, lobes oblong, oblong-cuneate, or cuneate-rounded, margins irregularly crenate-dentate into prominent, unequal teeth, apex rounded to broadly acute. |
petiole 2–4 cm, pubescent, stipitate-glandular; blade roundish, 3–5-lobed, cleft 1/4–1/3 to midrib, 2–4 cm, base cordate, surfaces puberulent, stipitate-glandular, lobes oblong to cuneate, sides parallel, margins crenate, apex rounded or deltate. |
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Inflorescences | spreading, solitary flowers or 2–3(–4)-flowered racemes, 2–3 cm, axis glabrous or stipitate-glandular and puberulent to pilose, flowers evenly spaced. |
pendent, solitary flowers or 2–3-flowered racemes, 4–8 cm (nearly as long as leaves), axis pubescent, stipitate-glandular, flowers evenly spaced. |
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Pedicels | not jointed, 1–6 mm, glabrous or villous stipitate-glandular and puberulent to pilose; bracts broadly ovate-deltate, 1–2 mm (much shorter than leaves), finely glandular-ciliate. |
not jointed, 6–8 mm, pubescent, stipitate-glandular; bracts broadly ovate, 3–5 mm, pubescent, stipitate-glandular. |
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Flowers | hypanthium green or greenish white to white or pinkish, narrowly tubular or campanulate to rotate, 1.4–5.5(–6.6) mm, glabrous abaxially, villous-pubescent adaxially; sepals not overlapping, spreading to somewhat reflexed, greenish white or greenish yellow, sometimes pinkish or purplish with slightly reddish tinge, broadly to narrowly oblong-ovate or elliptic-obovate, 1–6 mm; petals connivent, becoming separated, erect, white or pinkish, oblong-oblanceolate or obovate to oblong-obovate, flabelliform-reniform, or obovate-rhombic, not conspicuously revolute or inrolled, 1–3.5 mm; nectary disc not prominent; stamens as long as or only slightly longer than petals; filaments slightly expanded at base, 0.5–3.5 mm, glabrous; anthers cream, oblong-oval, 0.6–1.3 mm, apex rounded; ovary glabrous; styles connate 1/3–3/4 their lengths, 2.5–8(–9) mm, pilose in proximal 1/2. |
hypanthium reddish, campanulate, 5–7 mm (1/2 as long as sepals), pubescent, stipitate-glandular; sepals not overlapping, reflexed, maroon, lanceolate, 7–8 mm; petals connivent, erect, pinkish white, oblong, inrolled, 2–5 mm; nectary disc not prominent; stamens 2 times as long as petals; filaments linear, 7–8 mm, glabrous; anthers maroon, lanceolate, somewhat sagittate, 3 mm, apex apiculate; ovary densely glandular-bristly; styles connate 3/8 their lengths, 12–20 mm, glabrous. |
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Berries | palatable, reddish, greenish purple, or deep purplish black, globose, 7–16 mm, glabrous. |
palatable, purple, globose, 15–20 mm, bristles stiff, mostly glandular, some eglandular. |
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Ribes oxyacanthoides |
Ribes amarum |
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Phenology | Flowering Feb–Apr. | |||||||||||||||||
Habitat | Chaparral, montane coniferous forest | |||||||||||||||||
Elevation | 0-2100 m (0-6900 ft) | |||||||||||||||||
Distribution |
AK; ID; MI; MN; MT; ND; NE; NV; OR; SD; UT; WA; WI; WY; AB; BC; MB; NF; NT; ON; QC; SK; YT
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CA
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Discussion | Varieties 5 (5 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Ribes amarum occurs in central and southern California and in the central Sierra Nevada southward. Plants from the Santa Ynez Mountains of Santa Barbara County with hairy fruits have been named var. hoffmannii. This species shares the apiculate, short-indehiscent anthers with other species in this group. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 39. | FNA vol. 8, p. 30. | ||||||||||||||||
Parent taxa | Grossulariaceae > Ribes | Grossulariaceae > Ribes | ||||||||||||||||
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Subordinate taxa | ||||||||||||||||||
Synonyms | Grossularia amara, R. amarum var. hoffmannii | |||||||||||||||||
Name authority | Linnaeus: Sp. Pl. 1: 201. 1753 , | McClatchie: Erythea 2: 79. 1894 , | ||||||||||||||||
Web links |