402 MINNESOTA BOTANICAL STUDIES. 



Asclepias verticillata L. Sp. PL 217. 1753. 



Coll. : Wheeler 286, Crooked Creek ; 378, Jefferson. July. 

 Acerates viridiflora (Raf.) Eaton, Man. Ed. 5, 90. 1829. 



Coll.: Lyon 179, Winnebago; 309^, Jefferson. July, 

 Aug. 



CONVOLVULACEiE. 



Convolvulus sepium L. Sp. PL 153. 1753. 



Coll. : Wheeler 306, Crooked Creek. July. 

 Convolvulus spithamaeus L. Sp. PL 158. 1753. 



Coll.: Wheeler 207, Winnebago; 358, 371, Crooked 

 Creek; 385, Jefferson. June, July. 



CUSCUTACE^. 



Cuscuta indecora Choisy, Mem. Soc. Gen. 9 : 278. fl. j. f. 5. 

 1841. 

 Coll. : Wheeler 436, 557, 647, Jefferson. July, Aug. 

 Cuscuta coryli Exgelm. Am. Journ. Sci. 43: 337- y. 7-1 1- 

 1842. 

 Coll. : Wheeler 503, Winnebago. Aug. 

 Cuscuta gronovii Willd. : R. & S. Syst. 6 : 205. 1820. 



Coll.: Wheeler 308, 592, Crooked Creek; 438, 440, 

 Jefferson. July, Aug. 

 Cuscuta paradoxa Raf. Ann. Nat. 13. 1820. 



Coll. : Wheeler 437, 648, Jefferson. July, Aug. 



POLEMONIACE^. 

 Phlox pilosa L. Sp. PL 152. 1753. 



Coll. : Herb. Wheeler 14, Winnebago. June. 

 Phlox divaricata L. Sp. PL 152. 1753. 



Coll. : Lyon 5, Winnebago. June. 

 Polemonium reptans L. Syst. Ed. 10, No. i. 1759. 



Coll. : Wheeler 33, Winnebago. June. 



HYDROPHYLLACEiE. 



Hydrophyllum virginicum L. Sp. PI.146. 1753. 



Coll. : L3-on 11, Winnebago. June. 

 Hydrophyllum appendiculatum Michx. FL Bor. Am. i : 134. 

 1803. 

 Coll. : Wheeler 324, Mayville. July. 



