i88 



GROSSULARIACEAE. 



[VOL. II. 



i. Ribes Cynosbati L. Wild Gooseberry. Dogberry. (Fig. 1865.) 



Ribes Cynosbati I,. Sp. PI. 202. 1753. 



Infra-axillary spines slender, solitary or 

 sometimes 2-3 together, erect or spreading, 

 3 // -6" long, or often wanting. Prickles of 

 the branches few and weak or none; petioles 

 6 // -i8 // long, slender, generally pubescent; 

 leaflets nearly orbicular, i / -2 / broad, some- 

 what pubescent, at least when young, truncate 

 or cordate at the base, deeply 3-5-lobed, the 

 lobes creuate-dentate or incised; peduncles 

 and pedicels slender; flowers 1-3, green, 3"- 

 4" long; calyx-lobes oblong, shorter than the 

 ovoid tube; stamens not exserted; berry 4"- 

 6" in diameter, with subulate prickles. 



In rocky woods, New Brunswick, south, especi- 

 ally along the Alleghanies to North Carolina, west 

 to Manitoba and Missouri. Accends to 5000 ft. in 

 North Carolina. April-June. 



2. Ribes setdsum Lindl. Bristly 

 Gooseberry. (Fig. 1866.) 



Kibes setosum Lindl. Trans. Hort. Soc. 7: 243. 1830. 



Infra-axillary spines 1-2 together, slender, 2"- 

 3" long, spreading, sometimes none. Bristles 

 usually numerous, scattered; leaves slender- peti- 

 oled, more or less pubescent, at least when young, 

 i' in width or less, broadly ovate or orbicular, 3- 

 5-lobed, the lobes incised-dentate; flowers 1-4, 

 white, 3"-5" long; calyx-tube cylindric, 

 longer than the oblong lobes; stamens not ex- 

 serted; fruit sparingly bristly, or often glabrous. 



On lake shores, and in thickets, western Ontario 

 and Manitoba to Montana, Nebraska and Wyoming. 

 May. 



3. Ribes gracile Michx. Missouri 

 Gooseberry. (Fig. 1867.) 



Ribes gracile Michx. Fl. Bor. Amer. i: in. 

 1803. 



Spines slender, solitary, or 2-3 together, red- 

 dish, 3"-S" long or more. Prickles gener- 

 ally few or none; leaves slcnder-pctioled, some- 

 what pubescent when young, orbicular or 

 broader, 9 // -i8 // wide, truncate, slightly cor- 

 date, or sometimes obtuse at the base, 3-5- 

 lobed, the lobes rather blunt, dentate; pedicels 

 very slender, 4 // -6 // long; flowers white or 

 greenish tinged, drooping, 6 // ~9 // long; calyx- 

 tube narrow, shorter than the linear lobes; 

 stamens connivent or parallel, much exserted; 

 berry reddish-purple, 5 // -6 // in diameter. 



In dry or rocky soil, Minnesota, Michigan, Illi- 

 nois and Pennsylvania to Tennessee and Texas. 

 May. 



