Holzinger: determinations of plants. 543 



Thalictrum dioicuin L. Sp. PL 545. 1753. 



In woods and along streams. Pokegama lake, and Minne- 

 apolis. May, June July. Nos. 113, 139, 211, 1148. 



Thalictrum polygamum Muhl. Cat. 54. 1813. 



Copses and wet places. Itasca county. July, August. Nos. 

 184, 754, 1193. 



Thalictrum pnrpurascens L. Sp. PI. 546. 1753. 



Woods and meadows. Thompson and Silver creek. July, 

 August. Nos. 39C, 391, 907. 



BERBERIDACEAE. 



Caulophyllum thalictroides (L.) Michx. PI. Bor. Am. 1:204. 

 1803. 

 In rich woodlands. Thompson. May. No. 85. 



PAPAVERACEAE. 



Sanguiuaria canadeusis L. Sp. PI. 505. 1753. 



Rich, shady soil. N. P. Junction; Fort Snelling. May. 

 Nos. 6, 47. 



Capnodes aureum (Willd.) Kuntze. Rev. Gen. PI. 14. 1891. 

 Dry, sandy soil. Thompson. Nos. 16, 18, 434, 1025. 



Capnodes sempervirens (L.) Borck. Roem. Arch. l:pt. 2. 

 44. 1797. 

 In crevices of rocks. N. P. Junction. June. No. 163. 



CRUCIFERAE. 



Lepidium intermedium A. Gray. PI. Wright. 2: 15. 1853. 

 Road sides. Minneapolis. June. No. 262. 



Thlaspi arvense L. Sp. PI. 646. 1753. 



Probably introduced. N. P. Junction. June. No. 164. 



Brassica siuapistrum Boiss. Voy. Espagne. 2:36. 1839-45. 

 Sandy soil. Minneapolis. July- No. 573. 



Roripa nasturtium (L.) Rusby. Mem. Torr. Bot. Club. 3: no. 

 3. 5. 1893. 

 Cold springs. Minnehaha falls. September. Nos. 948, 949. 



Roripa palustris (L.) Bess. Enum. 27. 1821. 

 Sloughs. Minneapolis. July. Nos. 169, 574, 1178. 



Cardamine hirsnta L. Sp. PL 655. 1753. 

 Swamps. N. P. Junction. June. No. 170. 



