No. 17.] AGRICULTURAL COLLEGE. m 



Pine Sap. Monotropa Hypopitys, L. 



Fayette. 



PLAXTAGINACE^. 



Common 



Plantain. 



Plantago major, L. 



Ames ; Burlington, common. 



Rib-grass. Plantago lanceolata, L. 



Ames. 



PRIMT7LACE.E. 



Shooting star. Dodecatheon Meadia, L. 



Charles City ; Fayette ; Burlington. 



Tufted Loosestrife. Lysimachia thyrsiflora, L. 



Ames. 



Loosestrife. Lysimachia ciliata, L. 



Ames. 



Lysimachia tongifolia, Pursh. 



Ames ; Grinnell. 



BIGNONIACE^:. 



Trumpet Creeper. Tecoina radicans, Juss. 



Burlington. 



S C ROPHUL AM ACE^E . 



Mullein. Verbascum Thapsus, L. 



Ames; Burlington. A slovenly weed coming to us from the 

 East. 



Butter and Eggs. Linaria vulgaris, Mill. 



Indianola ; Des Moines ; Charles City. "A pernicious weed." 



Figwort. Scrophularia nodosa, L. 



Ames ; Charles City. 



Beard Tongue. Pentstemon pubescens, Solander. 



Burlington. 



Pentstemon grandiflorus, Fraser. 



Dubuque. 



Monkey Flower. Mimnlus ringens, L. 



Ames ; Grinnell. At the latter place Professor Parker describes 

 it as having a stem four-angled ; two opposite sides convex, 

 the other two deeply concave 



