INDEX. 



247 



Echinocactus continued. 

 recurvus spiralis, 142 

 recurvus tricuspidatus, 143 

 reductus, 158 

 reichei, 191 

 reichenbachii, 25 

 rettigii, 101 

 retusus, 180 

 rhodacanthus, 78, 79 

 rhodacanthus coccineus, 79 

 robustus, 135, 136, 147 

 robustus monstrosus, 136 

 robustus prolifer, 136 

 rosaceus, 199 

 rostratus, 59, 97, 98 

 rotherianus, 206 

 rubidus superbissimus, 98 

 rubrispinus, 127 

 saglionis, 157 

 salm-dyckianus, 88 

 salmianus, 74, 222 

 salmii, 180 

 salpingophorus, 72 

 saltensis, 53 

 saltillcnsis, 172, 173 

 sandillon, 186, 187 

 sanjuanensis, 206 

 santa-maria, 131 



schickendantzii, 87, 152, 164, 165 

 schilinzkyanus, 210 

 schiliuzkyanus grandiflorus, 210 

 schlumbergeri, 158 

 schumannianus, 189 

 schumannianus longispinus, 1 89 

 schumannianus nigrispinus, 191 

 sclerothrix, 128 

 scopa, 122, 193, 194, 202 

 scopa albicans, 193 

 scopa candidus, 193, 194 

 scopa candidus cristatus, 193, 194 

 scopa cristatus, 193, 194 

 scopa ruberrimus, 193 

 scopa rubrinus, 193 

 sellowianus, 188, 189 

 sellowianus tetracanthus, 188 

 sellowii, 188, 189 

 sellowii acutatus, 188 

 sellowii courantii, 188 

 sellowii macrocanthus, 188, 189 

 sellowii macrogonus, 188, 189 

 sellowii martinii, 188, 189 

 sellowii turbinatus, 188, 189 

 sellowii typicus, 188 

 senilis, 94 



sessiliflorus, 188, 189 

 sessiliflorus pallidus, 188 

 sessiliflorus tetracanthus, 188 

 setispinus, 104, 105, 106 

 setispinus cachetianus, 104 

 setispinus hamatus, 104, 105 

 setispinus longihamatus, 144 

 setispinus longispinus, 106 

 setispinus martelii, 105 

 setispinus mierensis, 105 

 setispinus muehlenpfordtii, 105 

 setispinus orcuttii, 105 

 setispinus robustus, 144 

 setispinus setaceus, 104, 105 



Echinocactus con I i nurd. 

 setispinus sinuatus, 144 

 setosus, 77 

 sickmannii, 180 

 sileri, 215 



simpsonii, 90, 91, 92 

 simpsonii minor, 90 

 simpsonii robustior, 90, 91 

 sinuatus, 144, 146 

 soehrensii, 202, 203 

 soehrensii albispinus, 203 

 soehrensii brevispinus, 203 

 soehrensii niger, 203 

 solenacanthus, 142 

 sparathacanthus, 180 

 spectabilis, 136 

 spegazzinii, 158, 196 

 sphaerocephalus, 114 

 spina-christi, 178, 238 

 spiniflorus, 58, 78, 178, 179 

 spinosior, 213 

 spinosissimus, 179 

 spinosus, 1 1 1 

 spiralis, 141, 142, 143 

 spiralis stellaris, 142 

 stainesii, 124, 125, 180 

 steinmannii, 47, 48 

 stellaris, 142 

 stellatus, 142, 152, 163 

 stenocarpus, 163 

 stenogoni, 1 18 

 stenogonus, 117 

 strausianus, 201 

 streptocaulon, 86, 87 

 stuckertii, 165 

 suberinaceus, 188 

 subgibbosus, 59, 94, 96, 97, 98 

 subglaucus, 213 

 subgrandicornis, 181 

 submammulosus, 200, 201 

 subniger, 100 

 subuliferus, 136 

 sulcatus, 64 

 sulphureus, 123 

 supertextus, 100 

 tabularis, 193 

 tabularis cristatus, 193 

 tellii, 123 

 tenuiflorus, 118 

 tenuispinus, 166, 195, 196 

 tenuispinus minor, 195 

 tenuispinus ottonis, 196 

 tenuissimus, 196 

 tephracanthus, 188 

 tephracanthus spinosior, 188 

 teretispinus, 123 

 terscheckii, 199 

 tetracanthus, 188, 189 

 tetraxiphus, 1 12 

 texensis, 167, 181, 182 

 texensis gourgensii, 181 

 texensis longispinus, 181 

 texensis treculianus, 145 

 theiacanthus, 122, 137 

 theionacanthus, 122, 137 

 thelephorus, 181 

 thionanthus, 49, 57 

 thrincogonus, 97, 98 



