398 GROSSULARIACEAE 



long, loosely flowered; bracts setaceous, nearly equalling the pedicels; sepals oval, 

 obtuse, spreading; fruit globose, glabrous, 5-10 mm. in diameter. Wooded places : 

 Hudson Bay Ont. Minn. Mont. 'B.C. Alaska. Boreal Mont. My-Je. 



3. R. petiolare Dougl. A shrub 1-1.5 m. high; leaf-blades cordate, mostly 

 5-lobed, thin, glabrous or slightly pubescent when young, resinous-dotted be- 

 neath; the lobes ovate, acute, sharply serrate; racemes erect, 5-12 dm. long; 

 pedicels 3-6 mm. long, much longer than the subulate bracts; sepals white, ovate, 

 obtuse, puberulent, 7 mm. long; berry subglobose, without bloom, about 1 cm. 

 in diameter. Wooded mountain sides: B.C. Ore. Utah Wyo. Alta. Sub- 

 mont. -Mont. My-Jl. 



4. R. glandulosum Grauer. A shrub, with decumbent or spreading branches, 

 1 m. long or less; leaf -blades thin, fetid, glabrous above, puberulent on the veins 

 beneath, orbicular in outline, cordate at the base, 3-8 cm. wide, deeply 5-7- 

 lobed, the lobes ovate, acute, incised-serrate; racemes 8-12-flowered, ascending, 

 shorter than the leaves, puberulent; pedicels much longer than the narrow, 

 glandular bracts; tube of the hypanthium short-campanulate; sepals 2-2.5 mm. 

 long, pubescent without; fruit 6-8 mm. in diameter. R. prostratum L'Her. 

 Woods: Newf.N.C.Wis. B.C. Mack. Boreal. My-Je. 



6. R. laxiflorum Pursh. A shrub, ^ith decumbent stems and puberulent 

 young shoots; leaf -blades suborbicular in outline, cordate at the base, 5-10 cm. 

 wide, thin, deeply 5-lobed, glabrous above, somewhat puberulent beneath, the 

 lobes ovate, serrate; racemes erect-spreading, 6-12-flowered, pubescent and 

 glandular; pedicels much longer than the lanceolate bracts; petals fan-shaped. 

 Woods: Alaska Alta. Ida. n Calif. Mont. My-Jl. 



6. R. coloradense Coville. A shrub, with decumbent or procumbent stems; 

 leaf-blades thin, broader than long, 5-8 cm. wide, deeply cordate at the base, 

 mostly 5-lobed, glabrous above, sometimes sparingly pubescent on the veins 

 beneath, and with minute glands, the lobes ovate or triangular, irregularly cre- 

 nate-dentate; raceme erect, puberulent and glandular; pedicels longer than the 

 linear-lanceolate bracts; sepals greenish or purplish, 3-4 mm. long, spreading; 

 petals purplish, fan-shaped; berry black, about 1 cm. in diameter. Mountains: 

 Colo. N.M. Utah. Mont.Subalp. Je-Jl. 



7. R. americanum Mill. A shrub 1-1.5 m. high; young shoots somewhat 

 pubescent and glandular-dotted; leaves suborbicular in outline, cordate at the 

 base, with an open sinus, 3-8 cm. broad, glabrate above, more or less pubescent 

 (at least on the veins) and glandular-dotted beneath, with ovate serrate-dentate 

 lobes; petioles long-ciliate towards the base; bracts linear or linear-lanceolate; 

 hypanthium urceolate-cylindric, 3-4 mm. long, greenish, sparingly pubescent; 

 sepals obtuse, a little longer than the hypanthium; petals oblong, greenish, two- 

 thirds as long; fruit 6-10 mm. in diameter. R. floridum L'Her. Thickets and 

 damp woods: N.S. Va. N.M. Alta. Plain Submont. My-Je. 



8. R. Wolfii Rothr. A shrub 1-3.5 m. high, glabrous, or the young shoots 

 finely pubescent; leaves suborbicular in outline, cordate at the base, with an 

 open sinus, 3-5-lobed, 4-9 cm. broad; lobes acute or obtuse, serrate-dentate; 

 racemes erect, few-flowered, puberulent and glandular; bracts oblong or oblong- 

 spatulate; hypanthium puberulent, 1.5 mm. long; sepals greenish-white, ovate- 

 oblong, 3-4 mm. long, spreading; petals white, spatulate, much shorter than the 

 sepals; berry black, 8-12 mm. in diameter. Mountains: Colo. N.M. Ariz. 

 Utah. Submont. Subalp. My-Je. 



9. R. nevadense Kellogg. A shrub, glabrous, or the young shoots puberu- 

 lent; leaves thin, paler beneath, sparingly pubescent or glabrate, orbicular, with 

 obtuse crenate lobes, cordate or truncate at the base, 4-7 cm. broad, long-ciliate 

 towards the base; racemes nodding; bracts thin, pink or greenish, obtuse or 

 acutish, glandular-ciliate; sepals rose-colored; petals white, orbicular to oblong; 

 berry blue, 8 mm. in diameter. Mountains: Calif . Nev. Ida. Ore. Sub- 

 mont. Mont. Je-Jl. 



10. R. viscosissimum Pursh. A shrub 1 m. high or less, with the young 

 shoots and the inflorescence glandular-pubescent; leaves orbicular-reniform in 



