556 MINNESOTA BOTANICAL STUDIES. 



Aralia racemosa L. Sp. PL 273. 1753. 



Copses, borders of woods. Aitkin county; lake Itasca. July, 

 August. Nos. 1003, 1171. 



Panax trifolium L. Sp. PI. 1059. 1753. 

 Rich woods. Thompson. May. No. 77. 



UMBELLIFEBAE. 



Heracleum lauatum Michx. Fl. Bor. Am. 1: 166. 1803. 

 Meadows. Vermilion lake. July. No. 495. 



Thaspium trifoliatum (L.) Britt. var. aureum (Nutt.) Britt. 

 Mem. Torr. Bot. Club. 5:240. 1893-4. 

 Meadows. Thompson. July. No. 412. 



Sanicula marylandica L. Sp. PL 235. 1753. 



Copses, and along streams. Thompson; lake Itasca. July. 

 Nos. 424, 1184. 



Osmorrhiza claytoni (Michx.) B. S. P. Prel. Cat. N. Y. 21. 



1888. 

 "Woods along streams. Lakes Pokegama and Itasca. June, 

 July. Nos. 213, 1159. 



Sium eicutaefoliuni J. F. Gmel. Syst. 2:482. 1791. 

 Wet meadows. Minneapolis. September. No. 980. 



Zizia aurea (L.) Koch. Nov. Act. Caes. Leop. Acad. 12:129. 



1825. 

 Meadows. Minneapolis. June. No. 269. 



Zizia cordata (Walt.) DC. Prodr. 4:100. 1830. 

 Sterile hills. Cannon Falls. June. No. 346. 



Cicuta bulbifera L. Sp. PL 255. 1753 



Rich wet meadows. Grand Rapids. August. No. 727. 

 Cicuta maculata L. Sp. PL 256. 1753. 



Low ground. Grand Rapids. August. No. 729. 



Deringa canadensis (L.) Kuntze. Rev. Gen. PL 266. 1891. 

 Copses. Cannon Falls. July. No. 339. 



CORNACEAE. 



Cornus canadensis L. Sp. PL 118. 1753. 



Woods and swamps. Thompson; Grand Rapids; lake Itasca. 

 June, August (fruit). Nos. 136, 739, 1011. 



Cornus circinata L'Her. Corn. 7. 1788. 



Copses. Lake Pokegama; Minnetonka; lake Itasca. June, 

 July. Nos. 229, 620, 1083. 



