390 GROSSULARIACEAE 



1. Ribes lacustre (Pers.) Poir. Swamp or Prickly Currant. Fig. 2311. 



Ribes oxycanthoid.es var. lacustre Pers. Syn. PI. 1: 252. 1805. 

 Ribes lacustre Poir. in Lam. Encycl. Suppl. 2: 56. 1812. 

 Ribes echinatum Dougl. Trans. Hort. Soc. Lond. 7: 517. 1830. 

 Ribes parvulutn Rydb. Mem. N.Y. Bot. Gard. 2: 203. 1900. 



Stems ascending or nearly prostrate, about 1 m. long, the spines at the nodes usually 3, the 

 internodes usually bristly. Leaves with slender pubescent petioles, nearly orbicular in outline, 

 3-5 cm. wide, deeply 5-7-lobed, the lobes acutish, incised-dentate, thin, glabrous or nearly so; 

 pedicels slender ; flowers green or purplish ; hypanthium saucer-shaped ; sepals short and broad ; 

 stamens very short, not exceeding the petals; berry black-purple, covered with weak gland- 

 tipped hairs. 



Wet mountain meadows, Boreal Zones: Alaska, south through the Pacific States to Humboldt and Siskiyou 

 Counties, California, east to Newfoundland, south to Utah, Colorado, Michigan, and Pennsylvania. Type 

 locality: Lake Mistassini, Canada. June-July. 



2. Ribes montigenum McClatchie. Alpine Prickly Currant. Fig. 2312. 



Ribes lacustre var. molle A. Gray, Bot. Calif. 1 : 206. 1876. 



Ribes nubigenum McClatchie, Erythea 2: 80. 1894. Not Philippi, 1857. 



Ribes lacustre var. lentum M. E. Jones, Proc. Calif. Acad. II. 5: 681. 1895. 



Ribes montigenum McClatchie, Erythea 5: 38. 1897. 



Ribes lentum Coville & Rose, Proc. Biol. Soc. Wash. 15: 28. 1902. 



Low straggly shrub, 3-6 dm. high, the stems more or less bristly, the nodal spines short or 

 sometimes exceeding the leaves, the whole plant densely short-pubescent and glandular. Leaves 

 15-25 mm. broad, deeply 5-lobed, the lobes incised-serrate ; racemes short, few-flowered; pedicels 

 2-5 mm. long; hypanthium saucer-shaped, glandular-bristly; sepals 3-4 mm. long; berries red, 

 glandular-bristly. 



Dry rocky slopes, Boreal Zones; interior of British Columbia and eastern Washington to southern Cali- 

 fornia, east to Montana and New Mexico. Type locality: Mount San Antonio, southern California. June-July. 



3. Ribes viburnifolium A. Gray. Evergreen or Catalina Currant. Fig. 2313. 



Ribes viburnifolium A. Gray, Proc. Amer. Acad. 17: 202. 1882. 



Evergreen shrub, with straggling branches, the young twigs resinous-glandular. Leaves oval 

 or somewhat obovate, 2-7 cm. long, obtuse or rounded at the apex, sparingly repand-dentate or 

 entire, thick, dark green above, paler and resinous beneath, otherwise glabrous or somewhat 

 pubescent when young; racemes as long as the leaves or shorter, few- to several-flowered; 

 pedicels 5-10 mm. long, filiform ; hypanthium turbinate ; sepals oval, spreading, rose-colored ; 

 petals greenish, minute; berry glabrous, about 6 mm. in diameter. 



Slopes of canyons, Sonoran Zones; Santa Catalina Island, southern California, and Lower California. Type 

 locality: near All Saints Bay, Lower California. March-April. 



4. Ribes bracteosum Dougl. Stink Currant. Fig. 2314. 



Ribes bracteosum Dougl. ex Hook. Fl. Bor. Amer. 1: 233. 1832. 



Ribes bracteosum var. viridiftorum Jancz. Mem. Soc. Geneve 35: 339. 1907. 



Stems erect or ascending, 1-4 m. high, the young branches, leaves, and inflorescence spar- 

 ingly and loosely pubescent. Leaves 5-20 cm. broad, thin, deeply 5-7-lobed, the lobes ovate to 

 ovate-lanceolate, acute, sharply and irregularly serrate ; racemes erect, often 20 cm. long, loosely 

 flowered ; pedicels filiform, 1 cm. long or less ; lower bracts often f oliaceous and lobed ; hypan- 

 thium saucer-shaped ; sepals green, 3-4 mm. long, spreading ; petals minute ; stamens very short ; 

 berry black with a whitish bloom, resinous-dotted, 8-10 mm. in diameter. 



Stream banks and bottom lands along the coast, mainly Canadian Zone; southern Alaska to Mendocino 

 County, California. May-June. 



5. Ribes petiolare Dougl. Western Black Currant. Fig. 2315. 



Ribes petiolare Dougl. Trans. Hort. Soc. Lond. 7: 514. 1830. 



Ribes hudsonianum var. petiolare Jancz. Mem. Soc. Geneve 35: 346. 1907. 



Branches erect or ascending. Leaves thin, resinous-dotted beneath, otherwise glabrous or 

 slightly pubescent when young, mostly 5-lobed ; petioles slender, longer than the blades ; racemes 

 erect, 5-12 cm. long, densely flowered, or the lower flowers distant; pedicels filiform, usually 

 much longer than the pointed bracts; hypanthium bowl-shaped, resinous-dotted; sepals white, 

 ovate, 7 mm. long; berry resinous-dotted, black, without bloom, about 10 mm. in diameter. 



Arid Transition Zone; interior of British Columbia, south through eastern Washington to southeastern 

 Oregon and northern Siskiyou and Modoc Counties, California, east to Montana, Wyoming, and Utah. Type 

 locality: western base of the Rocky Mountains, lat. 48° to 52°. May-July. 



6. Ribes sativum (Reichb.) Syme. Garden Currant. Fig. 2316. 



Ribes rubrum var. sativum Reichb. Fl. Germ. Excurs. 562. 1830-32. 



Ribes sativum Syme, Eng. Bot. 4: 42. 1865. 



Ribes hortense Hedlund, Bot. Notiser 1901:94. 1901. 



Shrub, with erect stems, 10-15 dm. high, pubescent with simple and gland-tipped hairs on 



