MICHIGAN FLORA. 



471 



Cotton, or 



Scotch 



Thistle. 



Burdock. 



Succory or 

 Chicory. 



Dwarf Dande- 

 lion. 



Cynthia. 



Canada Hawk- 

 weed. 



Rough Hawk- 

 weed. 



Long-bearded 

 Hawkweed. 



Hairy Hawk- 

 weed. 



Rattlesnake 

 weed. 



Panicled 

 Hawkweed. 



White Let- 

 tuce. 



Tall White 

 Lettuce. 



OXOPORDON 



C38. Acanthium, L. 



Grand Rapids (!). Rare. 



LAPPA 



639. officinalis, All., var. major, Gr. (**) Th. 



Waste places. Common. 



CICHORIUM 



640. Intybus, L. (***) Th. 



Ionia Co. (!); Flint; Detroit, etc. Roadsides. Infrequent. 



KRIGIA 



641. Virgiuica, Willd. 



Barrens. X. part of Clare Co.(!) 

 CYNTHIA 



642. Virginica, Don. C. & S. 



Moist hillsides. Frequent. 



HIERACIUM 



643. Canadense, Michx. (***) Th. 



Woods. Frequent. 



644. scabrum, Michx. (***) Th. 



Woods. Common. 



645. longipilum, Torr. L. P. 



Fields. Macomb Co.; Traverse City; S. W.— Wright Cat. Scarce. 



646. Gronovii, L. (***) C. & S. 



Dry soil. Ionia Co.(!); Flint; Macomb Co.; S. W. Mich.— Wright Cat. 



Infrequent. 



647. venosum, L. (***) L. P. 



Dry soil in pine woods, or on oak land. A form has been seen at Ionia 

 not having purple veins in the root leaves. Frequent. 



0. & s. 



Scarce. 



Dandelion. 



Wild Lettuce. 



Wild Lettuce. 

 Wild Lettuce. 



False blue 

 Lettuce. 



648. paniculatum, L. 



Lansing('); Macomb Co.; S. Mich.— Wright Cat. 



NABALUS 



649. albus, Hook. (***) Th. 



Woods. Common. 



650. altissimus, Hook. Th. 



Rich woods. Frequent. 



651. racemosns, Hook. Th. 



Flint; Macomb Co.; shore of L. Mich., near Sitting Rabbit— Winch. Cat.; 

 S. W.— Wright Cat., etc. 



652. asper, Torr. & Gray. (?) S. 



TARAXICUM 



653. Dens-leonis, Desf. (*) Th. 



Fields everywhere. 



LACTUCA 



654. Canadensis, L. Th. 



Rich soil. Frequent. 



655. integrifolia, Bigel. (?) 



656. sanguinea, Bigel. C. & S. 



Hubbardston(!); Gratiot Co.(!), etc. Common. 



657. foliosa. 



Flint; Macomb Co.; and northward to L. Superior. 



