607 



1 66. Lycopiis amci'icaiuis Mnhl. 



In moist parts of the meadow, in the swamp meadow, and 

 along varions ditches ; frecjnent. 



167. Mentha arz'ciisis L., var. canadensis (L. ) Briquet 



In the reed sw'amp ; common. 



Seroph ulariaceae 



168. Verbascitni Thapsiis L. 



Here and there in a few open places of the meadow ; rare. 



169. Clielone glabra L. 



In the meadow, near thickets ; rare. 



170. MinuiUts ringens L. 



In the reed swamp ; common. 



171. Gratiola :irginiana L. 



In open wet places of the swamp meadow; frequent. 



172. Veronica AnagalUs-aquatica L. 



In Skokie Stream ; at many points abundant. 



173. F. sen tell at a L. 



In the reed swamp and swamp meadow ; frequent. 



174. V. peregrin a L. 



On nude spots of soil in the swamp meadow; frequent. 



175. Pedicnlaris lanceolata Michx. 



In moist places about thickets ; rare. 



Plaittaginaceae 

 1/6. Plant ago major L. 



In the meadow ; occasional. 



177. P. Rngelii Dene. 



With P. major, but apparently more frecjuent. 



Ruhiaccae 



178. Galium Claytoni Michx. 



In the reed swamp and swamp meadow; abundant. 



179. Cephalanthus occidcntalis L. 



In wet thickets ; occasional. 



Caprifoliaceae 



180. Sainbucus canadensis L. 



In thickets, mostly in outer parts of the marsh; frequent. 



