CONTRIBUTIONS TO WESTERN BOTANY. 629 



Ceanothus Fendleri var. viridis. 



No. 603911. September 12, 1894, Elk Ranch, Utah, 

 7000° alt., in gravel. 



No. 6o42d. September 13, 1894, ^^ grade below Car- 

 mel, Utah, 6500° alt., in gravel. 



No. 5822h. August 10, 1894, Fish Lake, Utah, 10,000" 

 alt., in gravel. 



No. 5405!'. June 6, 1894, Marysvale, at Jugtown, in 

 gravel, 7000" alt. 



No. 53i2ao. May 29, 1894, head of canon, above 

 Tropic, 7000° alt., in clay. 



No. 5308. May 28, at 6500° alt., same locality. 



No. 5208b. May 11, 1894, Cedar City, Utah, 6000° 

 alt., in gravel. 



Whole plant glabrous throughout, or only minutely and 

 sparsely pubescent along the veins of the leaves. 



Ceanothus Greggii var. lanuginosa. 



This has more oblong leaves which are white-woolly 

 below, and rather gray above. This is Pringle's No. 708, 

 collected March 30, 1886, in the Santa Eulalia Mountains, 

 Mexico. Also Palmer's plant from Coahuila, Mexico, 

 both specimens in the National Herbarium. 



Ptelea trifoliata var. angustifolia (Benth. & PL 

 Hartweg, 9). 



No. 6048. September 15, 1894, Nagle's Ranch, Buck- 

 skin Mountains, Arizona, 7600° alt., in gravel. 



After having examined a large suite of specimens from 

 many localities, I find it is utterly impossible to keep up 

 these two species, as there is no assigned character which 

 holds, and I can discover no other valid one. 



Trifoliuni Haydeni Porter Hayden's Rep. 187 1 . I think 

 this is erroneously referred to T. Kingii hy Coulter. The 

 proper stems are only 1-2' long; root leaflets round, to 



