Ribes divaricatum |
Ribes curvatum |
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coast black gooseberry, coastal black gooseberry, spreading gooseberry, straggly currant, straggly gooseberry, wild black gooseberry |
Georgia gooseberry, granite gooseberry |
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Habit | Plants 1–3 m. Stems erect to spreading, ± pubescent throughout; spines at nodes absent or 1–3, 5–20 mm; prickles on internodes absent or sparse. | Plants 0.5–3 m. Stems erect to recurving, (rooting at tips), glabrous; spines at nodes (1–)3, 4–11 mm; prickles on internodes occasional. | ||||||||
Leaves | petiole 1–3 cm, pilose with glandular and eglandular hairs, some plumose hairs at base; blade roundish to nearly reniform, 3- (or 5-)lobed, cleft 1/2 to midrib, proximal segments again shallowly cleft into 2 unequal lobes, 2–3.5 cm, base rounded to cordate, surfaces pubescent abaxially, subglabrous or finely pubescent adaxially, lobes cuneate, margins prominently crenate-serrate, apex rounded. |
petiole 1–2.5 cm, pilose and with long-stalked glands, proximal hairs plumose; blade roundish, 3-lobed, cleft 1/2 to midrib, 1–3 cm, base broadly cuneate, surfaces with pilose hairs and punctate glands abaxially, pilose, glandular adaxially, lobes rounded, parallel-sided, margins toothed, apex rounded. |
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Inflorescences | pendent, solitary flowers or 2–4-flowered racemes, 2–4 cm, axis glabrous or pilose, flowers evenly spaced. |
spreading, solitary flowers or 2–4-flowered racemes, 3–6 cm, axis glandular or short stipitate-glandular and sparsely lanate to sparsely pilose, sometimes nearly glabrous, flowers evenly spaced. |
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Pedicels | not jointed, 3–12 mm, glabrous or pilose; bracts oval, 1–2 mm, glabrous or ciliate with stiff hairs and glands. |
not jointed, 6–16 mm, glabrous or sparsely lanate or pilose, glandular or eglandular; bracts lanceolate, 2–2.5 mm, ciliate, with some glandular hairs on margins. |
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Flowers | hypanthium greenish or purplish, obconic, 1.5–3.5 mm, glabrous or copiously pubescent; sepals not overlapping, spreading-reflexed, red or reddish or purplish green, narrowly oblong-deltate, 3.4–6 mm; petals distally nearly connivent to overlapping, erect, white or pink to red, cuneate-lunate to obovate, not conspicuously revolute or inrolled, 1.2–3 mm; nectary disc not prominent; stamens 2.5–3.5 times as long as petals; filaments linear, 3.5–7 mm, glabrous; anthers cream, oval, 1 mm, apex rounded; ovary glabrous; styles connate ca. 1/2 their lengths, 5–11 mm, copiously pilose-villous in proximal 3/4. |
hypanthium white, broadly campanulate, 1–2 mm, scattered-hairy to subvillous; sepals not overlapping, spreading, white, oblanceolate, 7.5–9 mm; petals connivent, erect, white, rhombic, not conspicuously revolute or inrolled, 1.2–2 mm; nectary disc not prominent; stamens 4–5 times longer than petals; filaments slightly expanded to base, 6–7.5 mm, pilose; anthers cream, oblong-oval, 0.7–0.8 mm, apex rounded; ovary pilose, sessile- and short stipitate-glandular; styles connate 3/4 their lengths, 8–11 mm, copiously pilose-villous to above midlength. |
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Berries | palatable, purplish black, subglobose, 6–12 mm, glabrous. |
palatability not known, greenish to reddish purple, globose, 7–12 mm, glabrous or hairy and glandular. |
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2n | = 16. |
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Ribes divaricatum |
Ribes curvatum |
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Phenology | Flowering Mar–May. | |||||||||
Habitat | Rich, deciduous woods | |||||||||
Elevation | 200-800 m (700-2600 ft) | |||||||||
Distribution |
CA; OR; WA; BC
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AL; AR; GA; LA; OK; TN; TX |
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Discussion | Varieties 3 (3 in the flora). Hybrids between Ribes divaricatum and R. niveum and R. divaricatum and R. lobbii have been propagated for the horticultural trade. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
A report of Ribes curvatum in North Carolina is apparently based on cultivated specimens (A. S. Weakley 2006). The petal margins are entire or with an appendage on each side near the apex. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 38. | FNA vol. 8, p. 40. | ||||||||
Parent taxa | Grossulariaceae > Ribes | Grossulariaceae > Ribes | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Synonyms | Grossularia divaricata | Grossularia curvata | ||||||||
Name authority | Douglas: Trans. Hort. Soc. London 7: 515. 1830 , | Small: Bull. Torrey Bot. Club 23: 295. 1896 (as curvata) , | ||||||||
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