252 THE CACTACEAE. 
Echinopsis—continued. 
zuccariniana rohlandii, 67 
zuccaliniana rosea, 67 
zuccarinii, 67, 196 
zuccarinii monstruosa, 67 
zuccarinii nigrispina, 67 
zuccarinii picta, 67 
zuccarinii robusta, 67 
Epiphyllum, 7 
Epithelantha, 77, 92, 93, 208 
micromeris, 93 
Erdisia, 4 
Eriosyce, 78, 167, 186, 187 
ceratistes, 79, 186 
sandillon, 186 
Eulychnia, 44 
Ferocactus, 78, 123-147, 148, 177, 212 
acanthodes, 124, 129, 130, 131, 147 
alamosanus, 124, 137 
chrysacanthus, 123, 127 
covillei, 124, 132, 133, 134 
crassihamatus, 124, 144 
diguetii, 124, 131 
echidne, 124, 136 
flavovirens, 124, 138 
fordii, 123, 126 
glaucescens, 124, 137 
hamatacanthus, 124, 144 
horridus, 123, 128 
johnsonii, 124, 141, 142 
latispinus, 124, 143 
lecontei, 124, 129 
macrodiscus, 124, 139, 140 
melocactiformis, 124, 138, 139 
nobilis, 123, 124, I41, 142 
orcuttii, 124, 134, 141 
peninsulae, 124, 133, 134 
pringlei, 123, 125 
rectispinus, 124, 134, 135 
robustus, 124, 134, 135, 136, 138 
rostii, 124, 146, 147 
santa-maria, 124, 131 
stainesii, 123, 124 
townsendianus, 123, 126, 127 
uncinatus, 124, 145, 146 
viridescens, 124, 135, I40, 141 
wislizeni, 123, 125, 127, 128, 129, 130, 132, 134 
Flor de la oracié6n, 62 
Frailea, 78, 208-211 
caespitosa, 209, 211 
cataphracta, 209, 210, 211 
gracillima, 209 
grahliana, 209 
knippeliana, 209, 211 
pumila, 209 
pygmaea, 209, 210 
schilinzkyana, 209, 210 
Gladiatores, 109 
Green-flowered petaya, 17 
Gymnocalycium, 78, 87, 152-166 
anisitsii, 153, 159, 160 
brachyanthum, 153, 159 
damsii, 153, 163 
denudatum, 152, 155, 156 
gibbosum, 153, 157, 158, 161 
guerkeanum, 152, 154, 155 
hyptiacanthum, 152, 156 
joossensianum, 153, 166 
Gymnocalycium—continued. 
kurtzianum, 153, 162, 163 
leeanum, 152, 154, 156, 157 
megalothelos, 153, 162 
melanocarpum, 153, 161 
mihanovichii, 152, 153 
monvillei, 153, 160, 161 
mostii, 153, 158 
multiflorum, 153, 159 
netrelianum, 152, 153, 154 
platense, 153, 163, 164, 165 
reductum, 158, 159 
saglione, 152, 153, 157 
schickendantzii, 153, 164, 165 
spegazzinii, 152, 155 
stuckertii, 153, 165 
uruguayense, 153, 161, 162 
villosum, 103 
Hamatocactus, 78, 104-106 
setispinus, 104, 105 
Harrisia, 60 . 
Hedgehog cactus, 177 
Heliocereus speciosus, 7 
Hickenia, 78, 207-208 
microsperma, 207, 208 
Homalocephala, 78, 181, 182 
texensis, 77, 181 
Hybocactus, 94, 152 
Latispineae, 109 
Leuchtenbergia, 78, 10'7—109 
principis, 107, 108 
Living rock, 83 
Lobivia, 3, 49-60, 78, 179 
andalgalensis, 49, 55, 56, 58 
boliviensis, 49, 52 
bruchii, 49, 50 
cachensis, 49, 52 
caespitosa, 49, 53 
chionanthus, 49, 58, 179 
cinnabarina, 49, 54 
corbula, 49, 56 
cumingii, 49, 59, 177 
ferox, 49, 50, 51, 52 
grandiflora, 49, 57 
grandis, 49, 58 
haematantha, 49, 57 
lateritia, 49, 56 
longispina, 49, 51, 52 
pampana, 49, 56 
pentlandii, 49, 54, 55 
saltensis, 49, 53 
shaferi, 49, 52, 53 
thionanthus, 49, 57, 179 
Lophophora, 77, 83-85, 93 
lewinii, 84, 85 ° 
williamsii, 84, 184 
williamsii lewinii, 84 
Malacocarpus, 78, 94, 96, 138, 167, 177, 178, 187-207, 
208, 216 
aciculatus, 198 
acuatus, 198 
apricus, 187, 192 
catamarcensis, 187, 197 
concinnus, 187, 192, 193 
corynodes, 198, 199 
corynodes erinaceus, 198, 199 
courantii, 188 
curvispinus, 188, 203 
