SHORE OF LAKE HURON 71 



Gnaphalium polycephalum Michx. Common everlasting. From Bay 

 County to St. Ignace in fields and open ground. Apparently infrequent. 



Gnaphalium decurrens Ives. Clammy everlasting. Dry open groin id 

 from Bay County to St. Ignace, Mackinac County. Apparently infre- 

 quent. 



Gnaphalium uliginosum L. Low cudweed. Damp or dry open ground 

 throughout. Frequent. 



Inula helenium L. Elecampane. Noticed along roads near Pinconning 

 in Bay County. Plentiful. Not noticed farther north. 



Iva xanthifolia Nutt. Burweed marsh elder. In waste places of ci1 

 and villages. Infrequent. Noticed in particular at Alpena and Macki- 

 naw City. 



Ambrosia trifida L. Great ragweed. Waste places of cities and vil- 

 lages and about dwellings. Occasional throughout. 



A?nbrosia artemisiifolia L. Common ragweed. Occasional through- 

 out as a weed, especialfy in cities and villages. 



Ambrosia psilostachya DC. Western ragweed. Becoming frequent 

 throughout as a weed in cities and villages and about dwellings. 



Xanthiwn canadense Mill. American cocklebur. Occasional in waste 

 places of cities. Noticed in particular at Alpena and Chebo} r gan. 



Rudbeckia hirta L. Yellow daisy. Black-eyed-susan. In dry open 

 ground throughout, but apparently infrequent. 



Helianthus occidentalis Riddell. Few-leaved sunflower. Jack pine 

 plains south of Mio, Oscoda County. Plentiful in one locality. 



Helianthus divaricatus L. Woodland sunflower. Jack pine plains 

 near Mio, Oscoda County, and Rose City, Ogemaw County. 



Helianthus tuberosus L. Jerusalem artichoke. Well established in old 

 field at Miserj^ Bay near Alpena. 



Coreopsis lanceolata L. Lance-leaved tickseed. First noticed in 

 sandy open ground near Lake LIuron shore at Alpena. Common from 

 there to St. Ignace and on Mackinac Island. Flowers yellow, beautiful. 



Bidens frondosa L. Begger-ticks. Damp open ground from Bay 

 County to St. Ignace. Seldom plentiful. 



Bidens comosa (Gray) Wiegand. Leafy-bracted tickseed. Rich 

 ground and damp sandy shores from Bay County to St. Ignace, Macki- 

 nac County. Plentiful. 



Bidens connata Muhl. Swamp beggar-ticks. Wet open places from 

 Baj' County to St. Ignace. Frequent. 



Bidens cernua L. Stick-tight. Wet open places throughout. Fre- 

 quent. 



Achillea millefolium L. Common yarrow. A weed about cities and 

 villages throughout. Apparently infrequent. 



Anthemis cotida L. May-weed. Only as a weed about cities and vil- 

 lages. Not plentiful. 



