NEW YORK STATE MUSEUM 



Senecio Robbinsii Oakes 

 Robbin's ragwort 

 In wet or dry soil. Common. July. 



Erechtites hieracifolia L. 



FlREWEED 



Borders of woods and clearings, specially in places overrun by fire. 

 Wood farm. August. 



Arctium Lappa L. 



Burdock 



Roadsides and waste places about dwellings. Lake Placid. 



Carduus lanceolatus L. 



Cnicus lanceolatus Hoffm. 

 Common thistle 

 Roadsides and pastures. Common. August. Introduced. 



Carduus arvensis (L.) Robs. 

 Cnicus arvensis Hoffm. 

 Canada thistle 



Fields, pastures and roadsides. Common. July and August. A 

 most troublesome introduced weed spreading both by seeds and deep 

 subterranean rootstocks. 



Carduus muticus (Mx.) Pers. 

 Cnicus muticus Pursh 



AWNLESS SWAMP THISTLE 



Swamps and wet places, woods and clearings. August. 



Hieracium aurantiacum L. 



Orange hawkweed. Paint brush 



Meadows and pastures. Lake Placid, Wood farm and John Brown 

 farm. An introduced and troublesome weed. It spreads by seeds and 

 by runners, grows rapidly and crowds out other and better plants. 

 Upon its first appearance in a meadow or pasture it should be promptly 



