﻿ened towards the seed; oil .tubes 3-4 in the intervals and 

 about 6 on the commissure; involucels divided to the base 

 and pinnate - nerved ; root abruptly tuberous -enlarged. 

 The types of this variety are Woolson's specimen from 

 Dallas, Texas: Reverchon's, same locality, with nar- 

 rower wings. 



I refer here with much hesitation a specimen from 



Fort Belknap, collected by Sutton Hayes, for this may 



belong to Utahensis var. Eastwoodce, described above. 



Cymoptcrus purpurascens (Gray, Bot. Ives, 15) Jones. 



No. 5002. March 30, 1894, at the ±00t oi the g rade 



above Bellevue, Utah, in gravel, 3700 alt. 



No. 5140c. May 1, 1894, Washington, Utah, in alka- 

 line clay, on flat, 3000 alt., 



No. 5196m. May 8, 1894, Le Verkin, Utah, in gravel, 

 37oo^' alt. 



To this I also refer a specimen from the Uinkaret 

 Mountains, South Utah, collected by Mrs. Thompson in 

 1892; Rusby's from Mangus Spring, New Mexico; Lem- 

 mon's from Peach Spring, Arizona; Bishop's from south 

 Utah; McDougal's from the San Francisco Mountains, 

 Arizona; Dr. Mearns' from the Carrigallilo Mountains, 

 New Mexico, collected April 17; and the central speci- 

 men on the sheet marked C. montanus from the Mexican 

 Boundary Survey; all these being in the National Her- 

 barium. 



This species is very marked by its long peduncles, at 

 least longer than the leaves ; by its purple and greenish, 

 not hyaline (except on the very margin), many nerved, 

 barely lobed, large, rounded involucels, which in flower 

 are cup-like and inclose the brilliant-purple flowers, simu- 

 lating one of the ( 'oviposit* ; involucre similar and either 

 of ovate and acute or wider and obtuse lobes which are 

 either very large or sometimes reduced even to a rue 1- 



