390 MINNESOTA BOTANICAL STUDIES. 



Mitella diphylla L. Sp. PL 406. 1753. 



Coll. : Wheeler 40, Winnebago. June. 

 Parnassia caroliniana MICHX. Fl. Bor. Am. i : 184. 1803. 

 Coll.: Wheeler 587, Crooked Creek; 629, Brownsville. 

 Aug. 



GROSSULARIACE^:. 



Ribes cynosbati L. Sp. PI. 202. 1753. 



Coll. : Wheeler 77, no, Winnebago. June. 

 Ribes uva-crispa L. Sp. PI. 201. 1753. 



Coll.: Wheeler 30, 75, 248, Winnebago. June. 

 Frequently adventive in open woods throughout. 

 Ribes floridum L'HER. Stirp. Nov. i : 4. 1784. 



Coll. : Lyon 82, Winnebago. June. 



HAMAMELIDACE^:. 



Hamamelis virginiana L. Sp. PI. 124. 1753. 

 Coll. : Wheeler 150, Winnebago. June. 

 Reported from southeastern Winona County. No Minnesota 

 specimens in the Herbarium of the University. Local on 

 north side of bluff in section 22 of Winnebago. 



ROSACE^E. 



Opulaster opulifolius~(L.) KUNTZE, Rev. Gen. PL 949. 1891. 



Coll. : Lyon 33, 103, Winnebago. June. 

 Spiraea salicifolia L. Sp. PL 489. 1753. 



Coll. : Lyon 438, 464, Jefferson. Aug. 

 Rubus occidentalis L. Sp. PL 493. 1753. 



Coll.: Lyon 55, Winnebago; Wheeler 453, Jefferson. 



June, Aug. 

 Rubus villosus AIT. Hort. Kew. 2: 210. 1789. 



Coll. : Wheeler 105, Lyon 296, Winnebago. June, Aug. 

 Rubus canadensis L. Sp. PL 494. 1753. 



Coll.: Wheeler 396, Jefferson. July. 

 Fragaria americana (PORTER) BRITTON, Bull. Torr. Club, 19 : 



222. 1892. 



Coll. : Wheeler 135, Winnebago. June. 

 Potentilla arguta PURSH, Fl. Am. Sept. 736. 1814. 



Coll. : Lyon 247, Crooked Creek. July. 

 Potentilla monspeliensis L. Sp. PL 499. 1753. 



Coll. : Lyon 439, Jefferson. Aug. 



