226 UNIVERSITY OF MISSOURI STUDIES [374 



(Daniels, 551). Also mountains between Sunshine and Ward 

 (Rydberg). 

 Wyoming to New Mexico and Arizona. 



999. C. albicaulis Rydb. White-stemmed Brickei.lia. 

 Among rocks and in rocky canons in the foothills, 6000-8500 



ft. (Daniels, 822). 

 Colorado to New Mexico and Utah. 



433. LACINIARIA Hill. Blazing-star. Button- 



SNAKEROOT. 



1000. L. punctata (Hook.) Kuntze [Liatris punctata Hook.]. 

 Dotted blazing-star. 



Abundant on the plains, mesas, and meadows on the foot- 

 hills and mountains, 5100-9000 ft. (Daniels, 615). Also in the 

 mountains between Sunshine and Ward (Rydb.). Very varia- 

 ble; an extreme form, gathered in alkali flats near Boulder 

 lake, (Daniels, 768) simulates L. acidota (Engelm. & Gray) 

 Kuntze. 



Iowa to Saskatchewan and Montana ; Texas to Ari- 

 zona, 

 iooi. L. ligulistylis A. Nels. Purple-bracted blazing-star. 



Bear Canon, 7000 ft. (Daniels, 758). 



Saskatchewan to Colorado. 



434. GUTIERREZIA Lag. 



1002. G. longifolia Greene. Long-leaved Gutierrezia. 

 Common on the plains and mesas, 5100-6000 ft. (Daniels, 



595)- 



Colorado to New Mexico and Utah. 



1003. G. scoparia Rydb. Broom Gutierrezia. 

 Plains and mesas, 5100-6000 ft. (Daniels, 984). 

 Wyoming to Colorado. 



435. GRINDELIA Willd. Gum plant. 



1004. G. Texana Scheele. Texan gum plant. 

 Lower Boulder Canon (Rydberg). 



Texas to New Mexico and Colorado. 



1005. G. serrulata Rydb. Serrulate gum plant. 



