228 



THE CACTACEAE. 



Cactus — continued. 



triangularis foliaceus, 192 

 trigonus, 192 

 triqueter, 192 

 undulosus, 123 

 Cactuses, 116 

 Candebobe, 96 

 Cardon, 70, 96 

 Cardon grande, 140 

 Cardoncillo, 1 1 2 

 Carnegiea, 2, 164-167, 178 



gigantea, 133, 164, 165, 166, 178 

 Cephalocereus, 1, 3, 13, 25-60, 178, 224, 225 

 alensis, 26, 55 

 arrabidae, 26, 42, 43, 136 

 bahamensis, 26, 38 

 bakeri, 39, 40 

 barbadensis, 26, 44, 45, 46 

 brasiliensis, 26, 57 

 brooksianus, 26, 49 

 californicus, 224 

 catingicola, 26, 49, 56 

 chrysacanthus, 26, 48 

 chrysomallus, 72 

 colombianus, 26, 34, 55, 56 

 columna, 76 

 columna-trajani, 76 

 cometes, 26, 51, 52 

 compressus, 193 

 deeringii, 26, 38, 39 

 dybowskii, 25, 30, 58 

 euphorbioides, 25, 33 

 exerens, 42 



fluminensis, 25, 29, 33, 57 

 fouachianus, 51 

 gaumeri, 26, 47 

 gounellei, 25, 34, 35 

 hermentianus, 58 

 hoppenstedtii, 25, 27, 225 

 keyensis, 26, 40 

 lanuginosus, 18, 26, 49, 50 

 leucocephalus, 26, 52, 53 

 leucostele, 25, 36, 37, 59, 60 

 macrocephalus, 25, 31, 75, 76 



maxonii, 26, 48, 53 



melanostele, 167 



raelocactus, 29, 30, 58 



millspaughii, 26, 45, 46 



monoclones, 26, 40, 41 



moritzianus, 26, 41, 42 



nobilis, 26, 44, 45 



palmeri, 26, 53 



pentaedrophorus, 25, 31 



phaeacanthus, 26, 57 



piauhyensis, 26, 48, 49 



polygonus, 26, 47 



polylophus, 25, 32 



purpureus, 25, 28, 29 



purpusii, 26, 56 



robinii, 26, 39, 40 



robustus, 26, 51, 52 



royenii, 26, 46, 50 



russelianus, 25, 33, 34, 56 



sartorianus, 26, 53 



scoparius, 26, 41 



senilis, 25, 27, 28, 31 



smithianus, 26, 36, 37 



Cephalocereus — continued. 

 swartzii, 26, 46, 47 

 tweedyanus, 26, 54, 55 

 ulei, 26, 52, 58 

 urbanianus, 26, 43 

 zehntneri, 25, 35 

 Cephalophora, 25 

 Cephalophorus, 25 



columna-trajani, 76 

 senilis, 27 

 Cereeae, 1 , 1 1 1 

 Cereanae, 1 

 Cerei, 59, 70 



Cereus, 1, 3-21, 33, 41, 42, 47, 58, 59, 68, 77, 82, 87, 105, 

 108, no, 118, 122, 127, 144, 145, 147, 152, 158, 

 163, 164, 170, 173, 192, 219, 221, 222, 223, 224, 

 225 

 abnormis, 12 

 acanthosphaera, 209 

 acanthurus, 161 

 acidus, 84 

 acranthus, 168 

 acromelas, 59 

 aculeatus, 2 1 



acutangulus, 123, 124, 157 

 adscendens, 155, 156 

 aethiops, 4, 16, 17, 18 

 affinis, 14 



alacriportanus, 4, 6, 7 

 alamosensis, 169 

 albertinii, 21 

 albiflorus, 128 

 albisetosus, 58 

 albispinus, 37, 59, 1 18 

 albispinus major, 59 

 alensis, 55 

 amazonicus, 24 

 ambiguus, 118 

 ambiguus strictior, 118 

 amblyogonus, 20 

 amecaensis, 129 

 amecamensis, 129 

 americanus octangularis, 89 

 americanus triangularis, 1 93 

 andryanus, 59 

 anguiniformis, 22, 174 

 anguinus, 175 

 angulosus, 32 

 anisacanthus, 102 

 anisacanthus ortholophus, 102 

 anisacanthus subspiralis, 102 

 anisitsii, 23 

 anizogonus, 193 

 antoinii, 201 

 apiciflorus, 107 

 aquicaulensis, 180 

 aragonii, 92, 103 

 aragonii palmatus, 92 

 arboreus, 80 

 arcuatus, 124 

 arendtii, 154 

 areolatus, 159 

 arequipensis, 134, 145 

 argentinensis, 4, 11, 12 

 armatus, 50 

 arrabidae, 42, 43 

 arrigens, 180 



