H^rtwegi ^?'"'■ ^^' "^" ^'""'" ^^'^*^''^' ^^«^''- "^" f"-"-' Oaxaca Mex. Type. 

 Haydenianus. 62. 63 "b" (var. Nevadensis). V (grallator) 

 Hcokerianus. 18. 



Var. Whitneyi. 18. 

 Hornii. 10. 



Var. Bahaeensis. 10 

 Howcllii. 66. 



Var. misellus. 66, 67. 

 Hnin'>oldtii. 59. 

 1 uniilliimi:^. 6. 

 lumi-^traUis. 6. "a"' fresh. 



Var. Ilosackiae. 9. 



Var. Sonorae. 9. i 



Var. tenerrimus. 6. Type. 

 1 yn.linus. 7. Type. : i 



H\poglottis. See agrestis. '. 



hypoleucus. 70 

 hypoxylus. 70. 

 I ^Tpensis. 42. Type, 

 inflexus. 54. "a" fresh from Riverside Wash. , , 



V;tr. glareosus. 54. 

 insu'aris. 10. 



Var. Pondii. 10. 



Var. Quentinus. 10. Type, 

 -nversus. 2. Type. 77. 



I"yoengis.67. "a" near base, "b" near tip. 

 iodanthus. 45. "a"' fresh from Reno Nev. 

 ,i-^junus. 17. 

 Julianus. 9. Type. 

 junc"us. 3. All cross sections fresh. / 



V-ir. attenuatus. 4. Type. 



Var. orthorarpus. 3. ("diversifolius"). 

 Kaibensis. 64. Type. 

 Lc'br-dorifus. 26, 27. 



Var. Robbinsii. 27. 



Var. occidentalis. 27. "a" fresh, "d" from Brande;;' e Colo, 

 l-ncearius. 4. "h ' fresh from San Rafael Swell Utah. 

 La^neae 57. "a" fresh from Chloride Ariz. 

 Lemmoni. 69. 

 lentiformis 69. 

 lenriglnosus. 80. 



Var. albifolius. 23. Type. 



Var. Borreganus. 25. Type. 



Var. carinatus. 24. 



Var. C.iulteri. 25 "a" fresh from Tehachapi Calif. 



Var. diaphanus. 23. 



Var. diphysus. 24. "d" Anaconda Mont, "a" Auniin Nev. "d" fresh from 

 Thurber Utah, "aa" (chartarens). 25. 



Var. Frcmonti. 25. "a" fresh from Victorville Calif. 



Var. Idricnsis. 24. Type. 72. 



Var. ineptus. 23. '*b" (floribundus). 



Var. latus. 24. Type. 



Var. MacDoiigali. 23. 



Var. Mokiacensis. 25. 



Var. nigricalycis. 23. Type, 24. 



Var. palans. 25. Type "a" fresh from Moab Utah. 



Var. Sierrae. 23. Type. 



Var. srorpionis. 24. Type. • i 



Var. Yuccanus. 26. Type. J 



