( 19 ) 



39. LACTTJCA, Tourn. Lettuce. 

 Canadensis, L., & van integrifolia, Torr. & Gray. Wild Lettuce. 



40. MULGEDITJM, Cass. 

 leucophaeum, DC. 



41. SONCHUS, L. Sow-Thistle. 



1. oleraceus, L. 



2. asper, Till. 



Order 44. L OBELI AC EiE. 

 LOBELIA, L. 



1. cardinalis, L. Cardinal-flower. 



2. inflata, L. Wild Tobacco. 



3. spicata, Lain. 



4. Kalmii, L. South Hadley, Hitchcock. Xear Greenfield, F. G-. 



TucJcerman. 



5. Dortmanna, L. 



Order 45. CAMPANULACE^. 



1. CAMPANULA, Tourn. Bellflower, 



1 . rotundifolia, L. Harebell. 



2. aparinoides, Pursh. 



2. SPECTJLARIA, Heist, 

 perfoliata, A. DC. 



Order 46. ERICACE-BE. 



1. GAYLTJSSACIA, H. B. K. 



1. frondosa, Torr. & Gray. Blue Whortleberry. 



2. resinosa, Torr. & Gray. Black Whortleberry. 



2. VACCINIUM, L. 



1. Oxycoccus, L. Small Cranberry. 



2. macrocarpum, Ait. Cranberry. 



3. stamineum, L. Squaw Whortleberry. 



4. Pennsylvanicum, Lain. Dwarf Blueberry. 



5. vacillans, Soland. Low Blueberry. 



6. corymbosum, L., var. atrococcum, Gray. Swamp BluBberry. 



3. CHIOGENES, Salisb. 

 hispidula, Torr. & Gray. 



4. ARCTOSTAPHYLOS, Adans. 

 TJva-TJrsi, Spreng. Bearberry. 



5. EPIGiEA, L. 

 repens, L. Mayflower. 



