( 2 3i ) 



Index and Cross-references. 



New species or new combinations published here for the first time are in 

 bold face ; other recognized species are in small, capitals ; and synonyms 



in italics. 



acuminata (Michx.) Sargent, 189. 



agrifolia Nee, 198. 



alba (3 f Gunnisonii Torr. = Gunni- 



sonii, 190, 191, 206. 

 alba var. Gunnisonii Porter & Coulter 



= nitescens, Novo-Mexicana, 207,208. 

 alba var. Gunnisonii Wats. = Utah- 



ensis, Novo-Mexicana, 203, 208. 

 Arizonica Sargent, 193, 195, 197, 201, 



220, 221, 223. 

 berberidifolia A. DC. = turbinella, ber- 



beridifolia, 197, 198, 226. 

 berberidifolia Liebm., 197, 226. 

 breviloba (Torr.) Sarg., 195, 200, 214, 



215, 219. 

 chrysolepis Liebm., 197, 198, 227, 228. 

 chrysolepis Sarg. = chrysolepis, Wil- 



coxii, 227. 

 chrysolepis var. Greene = Wilcoxii, 227. 

 coccinea var. ? microcarpa Torr. = 



Texan a, 229. 

 confertifolia Torr. = hypoleuca, 228. 

 Douglasii P ? Gambelii A. DC. = Utah- 



ensis, Gambelii, 190, 192, 203, 209. 

 Douglasii y Novomexicana A. DC. = 



Novo-Mexicana, 190, 192, 208. 



DUMOSANutt., I93, I96-I98, 225. 



Durandii Buckl., 215. 



Durandii var. San Sabia Buckl. = 

 breviloba, 214. 



Eastwoodiae Rydb., 200, 210. 



Emory i Engelm. = turbinella, 226. 



Emoryi Porter & Coulter = pungens, 

 193, 196, 216. 



Emoryi Torr., 197, 198, 201, 220, 224. 



Emoryi Torr. (Mex. Bound.) = pun- 

 gens, turbinella, 216, 226. 



Emoryi Wats. = Arizonica, 221 



Engelmannii Greene, 193, 195, 216. 



Fendleri Liebm., 188, 190, 193-195, 

 198, 200, 2ii, 212, 213, 214, 216, 218. 



Gambelii Eastwood = Eastwoodiae, 

 210. 



Gambelii (?) Greene = nitescens, 207. 



Gambelii Liebm. = Utahensis, 198, 202. 



Gambelii Nutt., 187-192, 195, 199-200, 

 209, 212. 



Gambelii Sargent = Vreelandii, lepto- 



phylla, nitescens, 204, 205, 207. 

 Gambelii Torr. =.? = Utahensis, 202. 

 Gambelii var. Gunnisonii, Wenzig = 



Gunnisonii, 190, 192, 206. 

 grisea Liebm., 190, 193, 195-198, 200, 



219, 220, 221, 224. 

 grisea Sarg. = Arizonica, 221. 

 Gunnisonii (Torr.) Rydb., 199, 206, 210,211. 

 hastata Liebm. = Emoryi, 224, 225. 

 Havardi Rydb., 200, 213, 214, 216, 218. 

 hypoleuca Engelm., 197, 198, 201, 228, 



229. 

 leptophylla Rydb., 199, 205. 

 macrocarpa Michx., 189, 199, 201. 

 Mexicana y confertifolia Wenzig = 



hypoleuca, 229. 

 microcarpa Lapay, 229. 

 minor (Marshall) Sargent, 188. 

 Mohriana Buckley, 200, 219, 220. 

 nitescens Rydb., 199, 207. 

 Novo-Mexicana (A. DC.) Rydb., 199, 208. 

 oblongifolia Torr., 193, 195-198, 201, 



223, 224. 

 oblongifolia Torr. (Mex. Bound.) 



grisea, 193. 

 obtusifolia (A. DC.) Rydb., 200, 211, 213, 



214. 

 obtusifolia var. ? breviloba Torr. - 



breviloba, 214. 

 palustris Du Roi, 2 jo. 

 pauciloba Rydb., 200, 215. 

 pungens Liebm., 190, 193, 195-198, 



200, 216, 218. 

 reticulata Hurab. & Bonpl., 193, 



197, 201, 221, 222. 



RUBRA L., 230. 



rubra var. Texana Buckley = Texana, 



229. 

 San Sabeana Buckl. = breviloba, 214. 

 Schneckii Britton, 230. 

 stellata 6 Utahensis A.DC. = Utahensis, 



190-192, 202. 

 submollis Rydb., 199, 202. 

 Texana Buckley, 201, 229, 230. 

 Texana Sargent = Schneckii, Texana, 



230. 



