78 University of Texas Bulletin 



Eupatorium incarnatum Walt. Pink Thoroughwort. 

 Bull Creek. 

 Southeastern states to Mexico. 



Eupatorium serotinum Michx. Late-flowering Thoroughwort. 

 Flood plain of Barton Creek. 

 Southeastern states and central states. 



Laciniaria punctata Kuntze. (Liatris punctata Hook.) Blazing Star. 

 Button Snakeroot. 



Open dry ground. Along railroad tracks. A perennial plant about 

 two feet high, with stiff linear, finely dotted leaves. The stem is 

 terminated by a dense spike of pink or purple flower heads. 



Plains and prairie states to Mexico. 



Tribe ASTERIEAE 



Amphyachyris dracunculoides Nutt. 

 Dry ground. 

 Southern plains and prairie states. 



Aphanostephus humilies A. Gray. 

 Dry ground. 

 Texas to Mexico. 



Asphanostephus skirrobasis Trelease. (Aphanostephus arkansanus 

 Gray.) 

 Dry ground. 

 Southern plains to Mexico. 



Aster Drummondii Lindl. 



Abundant in woods and thickets. Our most common and most 

 beautiful aster. With large, purple-blue flower heads. 



Central states. 



Aster dumosus var. subulaefolius Torr. & Gray. 

 Abundant along Barton Creek. 

 Southeastern states. 



Aster exilis Ell. 



Low ground. Abundant along Barton Creek. A fleshy-stemmed 

 aster with linear leaves. 



Southeastern states. 



Aster multiflorus Ait. Many-flowered Aster. 



Very common in fields and roadsides. The flower heads are small, 

 white and very numerous. 



Eastern and central states. 



