: 



28 



HiERACIUM, 



Hieraciuin Canadense Canada hawkweed. 



Hieracium scabrum Rough hawkweed. 



Hieracium venosurn Rattlesnake weed. 



Hieracium paniculatum T'anicled hawkweed. 



Hieracium marianum Hawkweed. 



Hieracium aurantiacum Hawkweed. 



Hieracium var subcanlescens Rattlesnake weed. 



Prenanthes. 



Prenanthes alba White lettuce, rattlesnake root. 



Prenanthes altissimas Tall white lettuce. 



^Taraxacum. — Dandelion. 

 Taraxacum officinale Common dandelion. 



' Lactuca. — Lettuce. 



Lactuca Canadensis Wild lettuce. 



Lactuca Scariola Prickly lettuce. 



Lactuca leucophsea False or blue lettuce. 



SONCHUS. 



Sonchus oleraceus Common sow thistle. 



Sonchus asper Spiny-leaved sow thistle. 



Sonchus arvensis Field sow thistle. 



HI 



Order 56. LOBELIACEiE.— Lobelia Family. 



Lobelia. 



Lobelia cardinalis Cardinal flower. 



Lobelia syphilitica (Ireat Lobelia. 



Lobelia inflata Indian tobacco. 



Lobelia Kalmii K aim's Lobelia. 



Lobelia Kalmii var alba White Kalm's Lobelia. 



Lobelia syphilitica alba Great White Lobelia. 



Order 57. CAMPANULACEyE— Campanula Family. 



Specularia. 

 Specularia perfoliata Venus' looking-glass. 



Campanula. — Belle Flower. 



Campanula rotundifolia Harebell. 



Campanula aparinoides Uarsh bellflower. 



Campanula Americana Tall bellflower. 



Campanula rapunculoides Bellflower 



