Figure 26. —Involuaral 

 bracts of Chrysothamnus 

 (12X). (A) C. nauseosus 

 ssp. albicaulis with 

 acutely angled tips. 

 Specimen from Deethj 

 Elko Co.:, ^ey. (MoArthur 

 and Blauer N-18) . 



(B) C. nauseosus ssp. 

 salicifolius with obtusely 

 angled tips. Specimen 

 from Strawberry Valley^ 

 Wasatch Co.,, Utah 

 (Tiernan s.nj. 



(C) C. parryi ssp. 

 attenuatus with long, 

 attenuate tips (arrow). 

 Specimen from Salina 

 Canyon, Sevier Co., Utah 

 (McArthur and Blauer 

 SC 74-40). Note pappus 

 (a), oorrola (b), and 

 stigma (c) . 



37 



