Cactus—continued. 
pretiosus, IV, 118 
pringlei, IV, 114, 116 
prismaticus, II, 123; III, 80 
procerus, IV, 174 
prolifer, IV, 71, 124 
proliferus, IV, 124 
proteiformis, III, 238 
pruinosus, II, 88 
pseudococcinellifer, I, 153 
pseudomammillaris, IV, 132, 
133 
pseudotuna, III, 238 
pubescens, IV, 257 
pugionacanthus, IV, 174 
pulchellus, IV, 132 
pulcher, IV, 169 
pulcherrimus, IV, 118 
pulvilliger, IV, 286 
purpureus, IV, 174 
pusillus, I, 105; IV, 124 
pycnacanthus, IV, 41 
pyramidalis, III. 222 
pytrrhocephalus, IV, 99 
pyrrhochroacanthus, IV, 122 
quadrangularis, II, 124 
quadratus, IV, 175 
quadriflorus, IV, 254 
quadrispinus, IV, 88 
-radians, IV, 36 
radians pectinoides, IV, 36, 
37 
radiosus, IV, 43 
radiosus alversonii, IV, 46 
radiosus arizonicus, IV, 45 
radiosus chloranthus, IV, 43 
radiosus deserti, IV, 46 
radiosus neo-mexicanus, IV, 
45 
recurvatus, IV, 27 
recurvispinus, IV, 51 
recurvus, III, 123, 141, 142; 
IV, 78 
reductus, III, 158 
regalis, IV, 266 
regius, IV, 174 
repandus, II, 17, 151, 152 
reptans, IV, 290 
reticulatus, IV, 264 
retusus, IV, 38 
rhaphidacanthus, IV, 15 
rhodanthus, IV, 122 
rhodanthus sulphureospinus, 
IV, 116, 122 
rhodeocentrus, IV, 174 
robustior, IV, 52 
robustispinus, IV, 33 
rosa, I, 19, 20 ; 
roseanus, IV, 22 
roseus, IV, 174 
rotundifolius, I, 27 
royenii, II, 50 
rueschianus, IV, 174 
ruestii, III, 221, 222, 227 
ruficeps, IV, 122 
rufidulus, IV, 174 
rufocroceus, IV, 174 
rutilus, IV, 169 
salicornioides, IV, 217, 218 
salm-dyckianus. IV, 39 
salmianus, I, 74 
salvador, III, 222, 228, 229 
saxatilis, IV, 169 
scepontocentrus, IV, 41 
schaeferi, IV, 112 
scheeri, IV, 28 
scheidweilerianus, IV, 148 
schelhasei, IV, 149 
schiedeanus, IV, 128 
schilinzkyanus, III, 210 
schlechtendalii, IV, 30 
schlumbergeri, IV, 269 
scolymoides, IV, 18, 39 
scolymoides sulcatus, IV, 48 
scopa, III, 193 
seemannii, IV, 170 
seidelii, IV, 174 
INDEX. 
Cactus—continued. 
seitzianus, IV, 83 
sempervivi, IV, 86 
senilis, II, 25, 27; IV, 19 
sepium, ITI, 1 
sericeus, I, 134 
serpens, II, 163 
serpentinus, II, 118, 119 
setispinus, IV, 22 
setosus, IV, 88 
severinii, IV, 174 
similis, IV, 52 
solitarius, IV, 175 
sororius, IV, 170 
speciosissimus, II, 128, 129; 
IV, 277 
speciosissimus lateritius, II, 
128; IV, 277 
speciosus, II, 127, 128; IV, 
175, 205, 244, 277 
speciosus grandiflorus, IV, 
201 
speciosus lateritius, IV, 277 
spectabilis, IV, 174 
sphacelatus, IV, 138 
sphaericus, IV, 61 
sphaerotrichus, IV, 130 
spinaureus, IV, 170 
spini, IV, 132, 133 
spinosissimus, I, 204; IV, 
118, 119 
spinosus, IV, 175 
splendidus, IV, 253 
squarrosus, IV, 91 
stella-auratus, IV, 134 
stellaris, IV, 125 
stellatus, IV, 124, 125 
stellatus texanus, IV, 125 
stenocephalus, IV, 122 
stramineus, IV, 166 
strictus, I, 161; II, 44 
strobiliformis, IV, 54 
stueberi, IV, 122 
subangularis, IV, 91 
subcroceus, IV, 134 
subcurvatus, IV, 78 
subechinatus, IV, 134 
subinermis, I, 34 
subpolyedrus, IV, 105 
subquadriflorus, IV, 254 
subquadrifolius, I, 65; IV, 254 
subrepandus, IV, 278 
subtetragonus, IV, 88 
subulifer, IV, 174 
sulcatus, IV, 48 
sulcolanatus, IV, 37 
sulphureus, I, 134 
supertextus, IV, 107 
sylvestris, III, 238 
tectus, IV, 174 
tentaculatus, IV, 122 
tenuis, IV, 134, 215 
teres, IV, 227 
tetracanthus, IV, 106 
tetracentrus, IV, 78 
tetragonus, IT, 9, 14 
tetrancistrus, IV, 60 
texanus, IV, 125 
texensis, IV, 76 . 
tomentosus, I, 73; IV, 175 
torquatus, IV, 245 
townsendii, ITI, 222, 234 
triacanthos, I, 112 
triacanthus, IV, 91 
triangularis, II, 183, 187, 
188, 192, 193, 194, 212; 
IV, 282 
triangularis aphyllus, II, 187 
triangularis foliaceus, II, 192 
trichotomus, III, 238 
trigonus, II, 192 
triqueter, II, 192; IV, 243 
truncatus, IV, 177, 179, 180 
tuberculatus, I, 214 
tuberculosus, IV, 54 
tuna, I, 113, 114, 163 
tuna elatior, I, 153 
Cactus—continued. 
tuna major, IV, 289 
tuna nigricans, I, 153 
tunicatus, I, 65 
turbinatus, III, 106 
uberiformis, IV, 63 
umbrinus, IV, 164 
uncinatus, IV, 140 
undulosus, II, 123 
urumbeba, I, 156, 157. 
urumbella, I, 157 
varimamma, IV, 175 
versicolor, IV, 78 
verticiJlatus, III, 238 
vetulus, IV, 130 
villifer, IV, 102 
villosus, III, 103 
virens, IV, 95 
viridis, IV, 96 
viviparus, IV, 43, 44, 45 
vrieseanus, IV, 174 
vulpinus, IV, 118 
webbianus, IV, 87 
wegeneri, IV, 175 
wildianus, IV, 143 
winkleri, IV, 41 
woburnensis, IV, 100 
wrightii, IV, 152 
xanthotrichus, IV, 93 
zegschwitzii, IV, 175 
zehntneri, III, 222, 235, 236 
zephyranthodes, IV, 159 
zepnickii, IV, 175 
zinniaeflorus, I, 21 
Cactuses, II, 116 
Calibanus, caespitosus, IV, 132 
Camuessa, I, 191 
Candebobe, II, 96 
Cane cactus, I, 43 
Capilliformes, IV, 220 
Cardon, II, 70, 96; III, 2323 IV, 
277 
Cardon grande, II, 140 
Cardoncillo, IT, 112 
Carnegiea, II, 2, 164-167, 178 
gigantea, II, 133, 164, 165, 
166, 178; IV, 155, 279, 290) 
Cassuthae, IV, 220 
Cassytha, IV, 219 
baccifera, IV, 227 
filiformis, IV, 219, 225 
polysperma, IV, 227 
Cephalocactus, III, 85 
Cephalocereus, I, 116; II, 1, 3, 
13, 25-60, 178, 224, 225; 
III, 6, 79; IV, 268 
alensis, II, 26, 55 
arrabidae, II, 26, 42, 43, 136; 
IV, 268 
bahamensis, II, 26, 38 
bakeri, II, 39, 40 
barbadensis, II, 26, 44, 45, 46 
brasiliensis, II, 26, 57 
brooksianus, IT, 26, 49 
californicus, II, 224 
catingicola II, 26, 49, 56; IV, 
269 
chrysacanthus, IT, 26, 48 
chrysomallus, II, 72 
collinsii, IV, 269, 270 
colombianus, IT, 26, 34, 55,56 
columna, II, 76 
columna-trajani, II, 76 
cometes, II, 26, 51, 52 
compressus, II, 19 
deeringii, II, 26, 38, 39 
delaetii, III, 6 
dybowskii, II, 25, 30, 58 
euphorbioides, II, 25, 33 
exerens, II, 42 
fluminensis, II, 25, 29, 33, 
57; 1V, 268 
fouachianus, IT, 51 
gaumeri, II, 26, 47 
gounelles II, 25, 34, 35; II, 
236 
hermentianus, II, 58; IV, 270 
293 
Cephalocereus—conlinued. 
hoppenstedtii, II, 25, 27, 225 
keyensis, II, 26, 40 
lanuginosus, II, 18, 26, 49, 
50; IV, 269 
leucocephalus, II, 26, 52, 53; 
IV, 269 
leucostele, II, 25, 36, 37, 39, 
60 
macrocephalus, II, 25, 31, 
75, 76; IV, 268 
maxonii, II, 26, 48, 53 
melanostele, II, 167; IV, 279 
melocactus, II, 29, 30, 58 
millspaughii, II, 26, 45, 46 
monoclonos, II, 26, 40, 41 
moritzianus, II, 26, 41, 42 
nobilis, II, 26, 44, 45; IV, 269 
palmeri, II, 26, 53 
pasacana, IV, 277 
pentaedrophorus, II, 25, 31 
phaeacanthus, II, 26, 57 
piauhyensis, II, 26, 48, 49 
polygonus, II, 26, 47; IV, 269 
polylophus, II, 25, 32; IV, 
268 
purpureus, II, 25, 28, 29 
purpusii, II, 26, 56; IV, 269 
robinii, II, 26, 39, 40 
robustus, II, 26, 51, 52 
royenii, II, 26, 46, 50; IV, 
269 
russelianus, IT, 25, 33, 34, 56 
sartorianus, II, 26, 53 
schlumbergeri, IV, 269 
scoparius, II, 26, 41 
senilis, II, 25, 27, 28, 31; 
III, 4, 6; IV, 268 
smithianus, II, 26, 36, 37 
swartzii, II, 26, 46, 47‘ 
tetetzo, IV, 272 
tweedyanus, II, 26, 54, 55 
ulei, II, 26, 52, 58 
urbanianus, II, 26, 43 
zehntneri, II, 25, 35 
Cephaloidei, III, 85, 90, 176 
Cephalophora, IT, 25 
Cephalophorus, IT, 25 
columna-trajani, II, 76 
senilis, II, 27 
Ceratistes copiapensis, III, 186 
Cereanae, II, 1; III, 3; [V.-177 
Cereeae, I, 8, 24, 215; II, 1, 
111; III, 3; IV, 3 
Cerei, IT, 59, 70 
Cereus, I, 58, 75, 151, 215, 2173 
II, 1, 3-21, 33, 41, 42, 47, 
58, 59, 68, 77, 82, 87, 105, 
108, 110, 118, 122, 127, 
144, 145, 147, 152, 158, 
163, 164, 170, 173, 192, 
219, 221, 222, 223, 224, 
225; III, 3, 8, 11, 23, 25, 
45, 60, 76, 78, 79, 121, 132, 
154, 166, 237; IV, 48, 64, 
71, 180, 186, 189, 208, 209, 
210, 211, 266, 267, 268, 274 
abnormis, II, 12 
acanthosphaera, II, 209 
acanthurus, II, 161 
acidus, II, 84 
acifer, III, 12 
aciniformis, III, 23 
ackermannii, IV, 198 
acranthus, II, 168 
acromelas, II, 59 
aculeatus, II, 21 
acutangulus, II, 123, 124, 
157 
adscendens, II, 155, 156 
adustus, III, 23 
adustus radians, III, 24 
aethiops, II, 4, 16, 17, 18; 
IV, 266 
affinis, II, 14 
aggregatus, III, 14; IV, 47 
alacriportanus, II, 4, 6, 7 
