Register, 



283 



ve Poselgeri var. Kerchovei Terracc. 

 110. 

 potatorum C. Koch 140. 



— Hort. 140. 

 potatorum Zucc. 185. 



— var. V e r s c h a f f e 1 1 i i Berger 186. 

 P r a i n i a n a Berger 246. 

 pratensis Berger 37. 

 Pringlei Engelm. 263. 



Pringle! Hort. Mortol. 121. 

 promontorii Trel. 169. 

 protuberans Engelm. 36. 

 pruinosa Lem. 124. 

 pseudofilifera Ross u. Lanza 74. 

 pubescens Regel u. Ortgies 81. 

 pugioniformis Zucc. 255. 

 pulchra Hort. 185. 

 p u m i 1 a De Smet 90. 

 pumila Simon 91. 

 punctata Salm 252. 

 Purpusorum Berger 111. 

 quadrata Lem. 186. 

 Ragusae Terracc. 188. 

 recurva Zucc. 81. 

 Regeliana Hort. 100, 101. 

 Regelia na Jacobi 248. 

 Regelii Hort. 100. 

 regia Bak. 64. 

 Reginae Hort. 192. 

 r e V o 1 u t a Klotzsch 34. 

 Richardsii Hort. 82. 

 rigida Berger 250. 



— De Spin. 241. 



— Hort. 238, 251. 



— Mill. 240. 



— var. elongata Bak. 238. 



— var. longifolia Engelm. 238. 



— var. sisalana Engelm. 230. 

 rigidissima Jacobi 95. 

 Roezliana Bak. 111. 



— var. Inghamii Bak. 111. 

 Roezli Hort. 111. 

 Rohanii Jacobi 117. 

 Romani Hort. 74. 

 Roseana Trel. 267. 

 Rovelliana Tod. 58. 

 rubescens Salm 252. 

 rubrocincta Jacobi 60. 

 rudis Lem. 274. 

 Rumphii Jacobi 236. 

 rupicola Regel 62, 64. 



— var. Bouchei Terracc. 58. 

 Salm-Dyckii Bak. 215. 

 Salmiana Otto 134. 



— var. angustifolia Berger 135. 



— var. contorta Hort. 137. 



— var. mitraeformis Cels. 141. 



— var. recurvata Jacobi 136. 

 saponaria Lindl. 32. 

 Sartori i C. Koch 60. 



— var. caespitosa Terracc. 60. 

 Saundersii Hook. fil. 192. 

 scabra Salm 176. 

 Scheuermanniana Trel. 217. 

 schidigera Lem. 74. 

 Schlechtendalii Jacobi 162. 



Agave S c h n c i d e r i a D a Berger 256. 



— Schnittspahnii Jacobi 174. 



— Schot tii Engelm. 71. 



— Scolymus Berger 195. 



Dietrich 187. 



Karw. 185. 



Kunth 187. 



— sebastiana Greene 172. 



— Seemanniana Jacobi 199. 



— Seemanni Bes. 199. 



— serrulata Karw. 252. 



— sessiliflora Hemsl. 33. 



— Shaferi Trel. 209. 



— Shawii Engelm. 170. 



— Shawii Nelson 268. 



— silvestris Hort. 195. 



— Siraoni Andre 187. 



— Simonii Hort. 114. 



— Simonis Hort. 90. 



— singuliflora Berger 31. 



— sisalana Perrine 230. 

 var. armata Engelm. 232. 



— Smithiana Jacobi 248. 



— sobolifera Salm 207. 



— sobolifera Salm 206. 



— — var. serrulata Terracc. 252. 



— sobria Brandegee 265. 



— sordida Berger 96. 



— sp. ? Paso del Macho 61. 



— sp.? Sierra Pinar del Rio 272. 



— sp.? e Talmit 146. 



— sp.? Turk Isld. 205. 



— sp. ? Werckle 222. 



— spectabilis Hort. 122. 

 Tod. 258. 



— spicata Cav. 58. 

 DC. 32. 



— spiralis Brandegee 242. 



— splendens Jacobi 101. 



— stenophylla Jacobi 237. 



— striata Hook. 81. 



— striata Zucc. 80. 



var. californica Terracc. 78. 



— — var. echinoides Bak. 82. 

 var. Mesae Berger 81. 



— — var. recurva Bak. 81. 



— — var. stricta Bak. 81. 



— stricta Salm 81. 



— subfalcata Jacobi 253. 



— SLibsimplex Trel. 268. 



— sudburyensis Bak. 253. 



— Taylori Hort. 71. 



— tehuacanensis Karw. 145. 



— tequilana Web. 251. 



— Terraccianoi Pax. 58. 



— Theometel Zuccagni 224. 



— Thomsoniana Jacobi 247. 



— Todaroi Bak. 270. 



— Toeniata Hort. 94. 



— Toneliana Bak. 145. 

 Hort. 94. 



— Trankeera Trel. 218. 



— Treleasii J. W. Toumey 76. 



— triangularis Jacobi 101. 



— Troubetskoyana Bak. 247. 



— tubulata Trel. 274. 



