218 NORTH AMERICAN FLORA ([VoLuME 22 
17. Grossularia binominata (Heller) Coville & Britton. 
Ribes ambiguum 8. Wats. Proc. Am. Acad. 18: 193. 1883. Not R. ambiguum Maxim. 1874. 
Ribes monianum Howell, Fl. NW. Am. 1: 210. 1898. Not R. montanum Philippi, 1859-1860. 
Ribes binominaium Heller, Cat. N. Am. Pl. ed. 2. 5. 1900. 
Stems trailing, not bristly, 1.3 m. long or less, the young twigs pubescent ; nodal spines 
usually triple, less than 1 cm. long. Leaves suborbicular to ovate-orbicular, thin, 2-6 cm. 
wide, deeply 3-lobed or sometimes 5-lobed, incisely dentate-crenate, cordate at the base, 
finely pubescent above, densely pubescent beneath, not glandular, the villous and eglandular 
hairy petioles about as long as the blades; peduncles short, 1- to 3-flowered, villous and 
with some glandular hairs; bracts ovate-oblong, shorter than or exceeding the pedicels; 
ovary bristly; hypanthium green, villous, short~cylindric, about 2 mm. long; sepals green- 
ish-white, villous, 4~6 mm. long; petals narrowly oblong, white, 2 or 3 mm. long, some- 
what shorter than the stamens; anthers elliptic, obtuse, about 1.5 mm. long; style gla- 
brous ; berry about 1 cm. in diameter, densely covered with yellowish spines. 
TYPE LOCALITY: Forests of the Siskiyou mountains near the summit. 
DISTRIBUTION: Northern California and southern Oregon. 
ILLUSTRATION: Mém. Soc. Genéve 353: f. 97 b. 
18. Grossularia Watsoniana (Koehne) Coville & Britton. 
Ribes ambiguum S. Wats. Proc. Am. Acad. 18: 193, in part. 1883. 
Ribes Watsonianum Koehne, Deuts, Dendr. 197. 1893. 
A plant with erect or ascending stems 1 to 2 m. high, not bristly; nodal spines 
usually triple, subulate, stiff, 1 cm. or less long. eaves membranous, nearly orbicular in 
outline, 3-5 cm. wide, usually rather deeply 3-5-lobed, coarsely crenate-dentate, cordate or 
subtruncate at the base, sparingly pubescent on the veins and with some stalked glands, 
the villous and glandular-pubescent petioles about as long as the blades; peduncles villous 
and glandular-pubescent, slender, 1-3-flowered, as long as the petioles or shorter; bracts 
ovate, glandular-pubescent, shorter than the pedicels; ovary densely covered with weak, 
mostly gland-tipped bristles; hypanthium green, campanulate, sparingly pubescent, 2-3 
mm. long; sepals green, pubescent, at least toward their tips, 6-8 mm. long; petals 
narrow, white, about three fourths the length of the sepals; stamens about as long as the 
petals; anthers elliptic, obtuse, about 1 mm. long; style glabrous; berry about 1 cm. in 
diameter, densely beset with acicular bristles. 
TYPE LOCALITY: Washington. 
DISTRIBUTION: Cascade mountains, southern esee 
ILLUSTRATION: Mém. Soc. Genéve 353: S.97 @ 
19. Grossularia tularensis Coville, sp. nov. 
Stems trailing ; young twigs with villous pubescence and weak gland-tipped bristles ; 
nodal spines triple, 1 cm. or less in length, stramineous to light-brown. Leaf-blades 2- 
5 cm. broad, orbicular-ovate, cordate at the base, 3-5-cleft, the lobes incised and dentate, 
villous and glandular-hairy on both surfaces like the petioles; peduncles 1-2 cm. long, 
villous and glandular-hairy, mostly 1-flowered; bracts orbicular-obovate, usually lobed, 2- 
4mm. long; pedicels usually shorter than the bracts; ovary bristly and glandular-hairy ; 
hypanthium 2-3 mm. in length, about as broad as long, green, villous; sepals green, 
linear-oblong, about 6 mm. in length, villous; petals 4-5 mm. long; stamens equaling 
the petals, the anthers 2 mm. in length, oblong-ovate, obtuse; styles smooth, about as long 
as the sepals; berry about 1 cm. in diameter, covered with stramineous spines. 
Type collected at Giant Forest, Tulare County, California, August, 1905, Katharine Brandegee. 
20. Grossularia madrensis Coville & Rose. 
Ribes madrense Coville & Rose, Smithson. Misc. Coll. 50: 32. 1907. 
Branches slender, slightly pubescent or glabrous, not bristly, the young shoots pu- 
berulent ; nodal spines few, subulate, less than 1 cm. long. Leaves rather firm in texture, 
3 cm. wide or less, orbicular to broadly ovate in outline, deeply 3-5-lobed, crenate-dentate, 
cordate to obtuse at the base, glandular and pubescent on both sides, the petioles as long asthe 
blades or shorter, glandular-pubescent ; peduncles 1- or 2-flowered, mostly shorter than the 
