48 



METROPOLITAN PARK FLORA. 



hill- tops : — M, common on upland exposed rocks : — S *, oc- 

 casional ; Milkweed Hill, etc. 



CICHORIUM, Tourn. Chicory. Succory. 



C. Intybus, L. 



Nat. from Eu. in fields and by roadsides. B *, field by Old 

 Houghton Place : — M, common : — S, about house-site, 

 Happy Valley. 



LEONTODON, L. Hawkbit. 

 L. autumnalis, L. Fall Dandelion. 



Nat. from Eu. in fields, meadows, and by roadsides. B* 

 and M, common. 



HIERACIUM, Tourn. Hawkweed. 



H. Canadense, Michx. 



Dry open woods and roadsides. B*, rare ; observed^ in two 

 localities. 

 H. paniculatum, L. 



Dry open woods and shaded roadsides. B* and M*, com- 

 mon : — S, occasional. 

 H. venosurn, L. Rattlesnake- weed. 



Dry open woods. B*, M* and 8 *, common. 

 H. Marianum, Willd. 



Dry open woods. B, rather common : — M, rare ; near 

 Bear's Den Path : — S*, rare ; Milkweed Hill. 

 H. scabram, Michx. 



Dry open woods and shaded roadsides. B*, M* and 8*, 

 frequent. 



PRENANTHES, Vaill. Rattlesnake-root. 



P. a!ba, L. White Lettuce. Rattlesnake-root. 



Rich open woods. M *, common in damp woods : — S, 

 woods near Turtle Pond. 



