399 



COLLINSIA, Nutt 



verna, Nutt. 



parviflora, Dougl. South shore of Lake Superior, Dr. Z, Pitcher. 



Chelone, Tourn. Snake Head, 

 glabra, Linu. 



Pentstemon, Mitchell, 

 pubescens, Solander. 



MiMULus, Linn. Monkey Flower. 



ringrens, Linn. 

 Jamesii, Torr. & Gray. 



Gratiola, Linn. 



virginlana, Linn. Wisconsin River, Grant Co. 



Synthyris, Benth. 



Houghtoniana, Benth. 



Veronica, Linn. Speedwell. ^ 



Virginica, Linn. Leptandra, Nutt. 

 Angalis, Linn, 

 scutellata, Linn, 

 peregiina, Linn. 



Gerardia, Linn. 



purpurea, Linn. 



tenuifolia, Vahl. 



setacea, Waltr. 



pediculaiia, Linn. Wisconsin River, Prof. Douglass. Neenah River, Dr. 



grandiflora, Benth. [Houghton. 



Castilleja, Mutis. Painted Cup. 



coccinea, Spreng. 



sessiliflora, Pursh. Euchroraa grandiflora, Nutt. 



Pedicularis, Tourn. Lousewort. 

 Canadensis, Linn, 

 lanceolata, Michx. 



Melampyrum, Tourn. Cow Wheat. 



pratense, Linn. M. Americanura, Michx. 



VERBENACE^. The Vervain Family. 



Verbena, Linn. Vervain. 



hastata, Linn. 



urticifolia, Linn. • ' ' 



ano-ustifolia, Linn. 



bracteosa, Michx. 



stricta, Vent. Upper Mississippi, Dr. Houghton. 



