[l8 THE AMERICAN MIDLAND NATURALIST 



Campanulaceae. Bellflower Family 



( ampanula americana L. Tall Bellflower. 



Woods and thickets. Common. July 15 (14). 

 Specularia perfoliata (L.) A. DC. Venus Looking-glass. 



Dry soil. Common. June 5 (3). 

 Specularia leptocarpq (Nutt.) A. Gray. 



Prairies. Occasional. 

 Lobelia cardinalis L. Cardinal Flower. 



River and creek banks. Occasional. Aug 20 (19). 

 Lobelia syphilitica L. Great Lobelia. 



Water courses of ravines. Frequent. Aug. 30 (28). 



Cichoriaceae. Chicory Family 



Ciclwr i 11m Tntybus L. Chicory. 



Occasionally escaped from cultivation. June 30. 

 Tragopogon porrifolius L. Salsify. Oyster Plant. 



Occasionally escaped from cultivation. May 20 (20). 

 Taraxacum Taraxacum (L.) Karst. Dandelion. 



Yards and roadsides. Common chiefly in towns. Apr. 5 (3). 

 Taraxacum erythrospermum Andrz. Red-seeded Dandelion. 



Manhattan. With the last species ; common. Mar. 25 (26). 

 Sonchus asper (L.) All. Spiny Sow Thistle. 



Roadsides. Frequent. June 5 (3). 



Lactuca scariola integrata Gren. & Godr. Prickly Lettece. 



Roadsides. Common. July 5 (4). (L. virosa of Britton's 

 Manual.) 



Lactuca ludoviciana (Nutt.) DC. Western Lettuce. 



Roadsides. Common. July 15. This should perhaps be 

 called /.. campestris Greene. The flowers are not yellow but are 

 blue or more often something of a pale lilac. 

 Lactuca canadensis L. Wild Lettuce. 



Roadsides and fields. Common. July 20. 

 Lactuca pulchella (Pursh) DC. Blue Lettuce. 



Roadsides. Occasional. June 30. 

 I ju tuca floridana (Lam.) Hitch. Tall Blue Lettuce. 



Woods. Common. Aug. 5. 

 Lygodesmia juncea (Pursh) D. Don. Skeleton Weed. 



Manhattan. Occasional along dry roadsides. June 30. 



