32 



species collected by the writer had basal leaves, so these 

 could not be compared. Although the flower heads of both 

 are very similar, the general aspect of the two is entirely 

 different. 

 Isopappus rubiginosus var. phyllocephalus Gray. (Eriocarpum 

 phyllocephalum.) 

 [D. C] Greene.) 



Apparently recorded here for the first time from Louisi- 

 ana. Gray Synop. Flora given as range South Texas and 

 South Florida. He says: "Without much doubt a state of 

 A. Rubiginosus, but may hold distinct." Synop. Flora of 

 North America, page 130. Small gives distribution sandy 

 beaches of Texas and adjacent Mexico. 

 Aphanostephus skirrobasis (D. C.) Trelease. 



Collected near the station by Professor S. M. Tracy. 

 Small, gives range as Kansas to Texas, and in Florida. 

 Sonchus asper L. 

 Sonchus oleraeeus L. 



Both common weeds over the State. 

 Coreopsis cardamina?folia (D. C.) T. & G. 



On the ridges near the sea. Reported from several lo- 

 calities by Riddell, Hale, and Carpenter. Small gives range 

 as Texas and Kansas to Arizona. 

 Coreopsis Drummondii (D. Don) T. & G. 



Collected by Professor S. M. Tracy. Also reported by 

 Riddell, Hale, and Carpenter. Small gives range as "dry 

 soil Texas.'* On the ridges near the beach. 

 Eclipa alba (L.) Haussk. , 



Over the State. 

 Xanthium strumarium L. 



A troublesome weed over the State. 

 Ambrosia artemisiaefolia L. 

 x\mbrosia trifida L. 



Both common over the State. 

 Ambrosia psilostachya D. C. 



Common near the beach. Not seen elsewhere in the 

 State. Small gives range: "Northwest Territory to Illinois, 

 Texas, Mexico, California." 



