240 



GROSSULAR I ACKAE. 



Vol. II. 



2. Grossularia missouriensis (Nutt.) Cov. 

 & Uritt. Missouri Goo.scbcrry. Fig. 2206. 



Ribes gracile Pursh, FI. Am. Sept. 165. 1814. Not 



Miclix. 

 Ribcs missouriensis Xull. : T. & G. Fl. N. A. i : 548. 



1840. 

 Grossularia missouriensis Cov. & Britt. N. A. Fl. 22 : 



221. 1908. 



Nodal spines slender, solitary, or 2-3 together, 

 reddish, 3"-8" long or inore. Prickles generally 

 few or none ; leaves slcnder-petioled, somewhat 

 pubescent when young, orbicular or broader, 9"- 

 18" wide, truncate, slightly cordate, 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 e.x- 

 serted ; berry brown to purple, s"-?" in diameter. 



In dry or rocky soil. Illinois to Minnesota. South 

 Dakota, Kansas and Tennessee. Slender or Illinois 

 gooseberry. May. 



3. Grossularia setosa (Lindl. ) Cov. & 

 Britt. Bristly ( ioosebcrry. Fig. 2207. 



Rtbes selosuin Lindl. Trans. Hort. Soc. 7: 243. 1830. 



Grossularia setosa Cov. & Britt. N. A. 

 1908. 



Fl. 22 : 222. 



Nodal spines 10" long or less, spreading, some- 

 times none. Bristles usually numerous, scattered ; 

 leaves slcnder-petioled, more or less pubescent, at 

 least when young, li' 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 exserted; fruit red to black, sparingly 

 bristly, or often glabrous. 



On lake shores, and in thickets, western Ontario 

 and Manitoba to Assiniboia, Nebraska and Wyoming. 

 May. 



4. Grossularia oxyacanthoides (L.) ]\Iill. 



Hawthorn or Xorthcrn (Gooseberry. 



Fig. 2208. 



Ribes oxyacanthoides L. Sp. PI. 201. i"53. 

 Grossularia oxyacanthoides Mill. Card. Diet. Ed. 8, 

 No. 4. 1768. 



Nodal spines generally solitary, light colored. 

 3"-6" long, sometimes none. Prickles scattered 

 or wanting; leaves suborbicular, the lobes obtuse 

 or acute ; petioles and lower leaf-surfaces com- 

 monly pubescent ; peduncles short, commonly less 

 than 6" long; flowers 1-3, short-pedicelled, 

 greenish-purple or white, about 3"-4" long; 

 calyx-lobes oblong; stamens short, not exserted; 

 berry globose or globose-ovoid, glabrous, 4"-6" 

 in diameter, reddish-purple when ripe. 



In wet woods and low grounds. Newfoundland to 

 Hudson Bay, Yukon, British Columbia, Michigan, 

 North Dakota and Montana. Smooth gooseberry. 

 May-July. 



