178 
GROSSULARIACEAE. 
7. Ribes Wolfii Rothrock. ( R . mogollonicum Greene) In woods from 
Colo, and Utah to N. M. and Ariz.—Alt. 7500-12,000 ft.—Van Boxle’s ranch, 
above Cimarron; Redcliffe, Eagle Co.; canons near Ouray; Mt. Abram, 
Ouray; Box Canon; Bear Creek Divide; Wahatoya Canon; Hinsdale Co.; 
Buffalo Pass, Park Range; Leroux. 
8. Ribes viscosissimum Pursh. On wooded hillsides from Mont, and Wash, 
to Colo, and Calif.—Steamboat Springs, Routt Co. 
9. Ribes floridum L’Her. In wet woods from N. S. and Mont, to Va. and 
Colo.—Notch Mountain. 
10. Ribes pumilum Nutt. ( R . cereum Coulter, in part.) On dry hills from 
Mont, to N. M. and Ariz.—Alt. 5000-10,0000 ft.—Foot-hills west of Ft. Col¬ 
lins; Larimer Co.; Ute Pass, Walsenburg; Colorado Springs; Turkey Creek 
and tributaries; Cucharas Valley, near La Veta; near Boulder; Horsetooth 
Gulch; La Porte; Rist Canon; Howe’s Gulch; Soldier Canon; Stove Prairie; 
Trinidad; Ute Pass; Beaver Creek. 
11. Ribes inebrians Lindl. ( R . cereum Coulter, in part.) On hills from 
Mont, to N. M. and Utah.—Alt. 5000-11,000 ft.—Ouray; Buena Vista; Cerro 
Summit; hills about Box Canon, west of Ouray; Bob Creek, West La Plata 
Mountains; West Mancos Canon; mesas near Colorado Springs; Minturn; 
Lake City; Pike’s Peak trail. 
12. Ribes longifolium Nutt. ( R . aureum T. & G., mainly; not Pursh.) On 
the plains and in the foot-hills from S. D. and Wyo. to Kans. and Ariz.— 
Alt. 4000-7000 ft.—Ft. Collins; near Denver; Steamboat Springs; West 
Soldier Canon; Horsetooth Gulch; Manitou; Boulder; Villa Grove; Rocky 
Mountains. 
Family 66. ROSACEAE Juss. Rose Family. 
Hypanthium neither fleshy nor prickly nor strongly constricted at the throat, if at 
all inclosing the fruit merely loosely investing it. 
Carpels few, becoming 2-4-seeded follicles, more or less united at the base and 
opening along both sutures ; shrubs with palmately veined leaves. 
1. Opulaster. 
Carpels usually many, rarely few, becoming 1-seeded (rarely 2-seeded) achenes 
or drupelets. 
Carpels becoming more or less fleshy drupelets. 
Styles club-shaped; stigmas 2-lobed ; receptacle flat; unarmed shrubs with 
shreddy bark and digitately veined, maple-like leaves. 
Drupelets capped by hard hairy cushions; style glabrous; erect shrubs. 
2. Rubacer. 
Drupelets without cushions ; styles hairy ; prostrate or reclining shrubs. 
3. Oreobatus. 
Styles filiform, glabrous ; stigmas capitate; receptacle hemispherical, conical 
or nipple-shaped ; drupelets without cushions ; leaves in our species pin¬ 
nate and stem prickly. 4. Rubus. 
Carpels dry achenes. 
Style articulated to the ovary and deciduous. 
Style terminal or nearly so ; ovules pendulous and anatropous. 
Stamens inserted very near the base of the receptacle on a more or less 
evident annular thickening. 5. Potentilla. 
Stamens separated from the receptacle by a wide open space ; no indica¬ 
tion of an annular thickening. 6. Horkelia. 
Style lateral or basal; ovules not pendulous. 
