230 university of missouri studies [378 



Pyrrocoma. 

 Boulder (Rydb.). 

 Wyoming to New Mexico and Arizona. 



440. OREOCHRYSUM Rydb. Mountain gold. 



1026. 0. Parryi (Gray) Rydb. [Aplopappus Parryi Gray]. 

 Parry's mountain gold. 



Slopes of Green Mt. ; common in the mountains at Eldora, 

 ascending on Arapahoe Peak to the timberline, 7000-1 looo ft. 

 (Daniels, 752). Also mountains between Sunshine and Ward 

 (Rydb.). 



Wyoming to New Mexico and Arizona. . 



441. TONESTUSA. Nels. 



1027. T. pygmaeus (T. & G.) A. Nels. [Aplopappus pygmaeus 

 (T. & G.) Gray; Macronema pyginaeum (T. & G.) 

 Greene]. Pygmy Tonestus. 



Arapahoe Peak above timberline, 11000-12000 ft. (Dan- 

 iels, 917). 



Wyoming to Colorado. 



442. SOLIDAGO L. Golden rod. 



1028. S. decumbens Greene [S. humilis nana Gray]. Decum- 

 bent golden rod. 



Barren ridges at Glacier lake, and above timberline on 

 Arapahoe Peak, 9000-12000 ft. (Daniels, 641). 

 Wyoming to Colorado. 



1028a. S. decumbens minuescens A. Nels. Dwarf decum- 

 bent golden rod. 

 Redrock lake, loioo ft. (Ramaley and Robbins). 

 Range of the type. 



1029. S. oreophila Rydb. [S. humilis P alter sonii Gandoger]. 

 Mountain-loving golden rod. 



Abundant on the foothills and mountains, 6000-1 1000 ft. 

 (Daniels, 529). Also between Sunshine and Ward (Ryd- 

 berg). 



Mackenzie to Colorado. 



1030. S. dilatata A. Nels. Open-topped golden rod. 



