44 C. K. Dodge 



Taraxacum officinale Weber. {Leontodon taraxacum L,-). Common Dan- 

 delion. — Very common in pastures and fields throughout. 



Soiichus ari'ensis L. Field Sow Thistle. — ^About depot grounds and 

 freight yards in cities and villages and along railroads. Frequent through- 

 out. 



Sonchus oleraceus L. Common Sow Thistle. — In gardens, fields and 

 waste places as a weed. Plentiful throughout. 



Sonchus asper (L.) Hill. Spiny-leaved Sow Thistle. — A weed in culti- 

 vated grounds and waste places of cities and villages. Plentiful throughout. 



Lactuca scariola integrata Gren. & Godr. Entire-leaved Prickly I^ettuce. 

 — Becoming frequent in cultivated grounds and waste places of cities and 

 villages throughout. 



Lactuca canadensis L. Wild Lettuce. — Damp rich open or partially 

 shaded ground near Huron Mountain Club. Plentiful throughout. 



Lactuca spicata (Lam.) Hitchc. Tall Blue Lettuce. — Rich open or par- 

 tially shaded ground near Huron Mountain Club. Common throughout. 



Hieracium canadense Michx. Canada Hawkweed. — Dry open or par- 

 tially shaded ground near Marquette. Probably frequent throughout. 



Hieracium umbellatum L. {H. scabriusculum Schwein). Narrow-leaved 

 Hawkweed. — Dry open or partially shaded ground near Marquette. Noted 

 by the late Prof. C. F. Wheeler and reported in the Michigan Flora. 



