INDEX. 253 
Malacocarpus—continued. Mamnmillaria—continued. 
erinaceus, 187, 198, 199 retusa, 81 
escayachensis, 188, 205 simpsonii, 90 
graessneri, 188, 205 spaethiana, 91 
grossei, 187, 190 spinosissima, 179 
haselbergii, 188, 201, 205 sulcata, 82 
heptacanthus, 218 trigona 81 
islayensis, 188, 201 turbinata, 106, 107 
langsdorfii, 188, 199 williamsii, 84 
leninghausii, 188, 204 Manca caballo, 175 
linkii, 187, 195 Matucana, 78, 102-104 
r maassii, 188, 202 haynei, 102, 103, 104 
mamumnillarioides, 188, 203 Melocactus, 91, 140, 166, 175, 186, 216, 220, 221, 226, 
mammulosus, 188, 200 227, 229, 231, 234, 236, 237 
martinii, 188 aciculosus, 223 
muricatus, 187, 194 aciculosus adauctus, 223 
napinus, 187, 190, 191 acuatus, 188, 189 
nigrispinus, 187, 190 acutatus, 188 
ottonis, 187, 195, 196 albispinus, 223 
patagonicus, 187, 197, 198 ambiguus, 72, 98 \ 
polyacanthus, 198, 200 ; amoenus, 221, 232 
pulcherrimus, 187, 194 angusticostatus, 222 
reichei, 187, 191 appropinquatus, 223 
schumannianus, 187, 189, 190 approximatus, 222 
scopa, 187, 193 arcuatus, 223, 224 
sellowianus, 188 argenteus, 222 
sellowianus tetracanthus, 188 argenteus tenuispinus, 222 
sellowii, 188, 189 armatus, 223 
sellowii tetracanthus, 188 atrosanguineus, 230 
strausianus, 188, 201 atrovirens, 238 
tabularis, 187, 192, 193 . baarsianus, 223 
tephracanthus, 187, 188, 189, 191 bargei, 223, 224 
tetracanthus, 188 besleri, 219, 220 
tuberisulcatus, 188, 202 besleri affinis, 142 
Mammillaria, 80, 83, 84, 90, 91, 92, 93, 108, 110, 208, bradleyi, 230 
210, 237 brongnartii, 225, 227 
aggregata, 14 brongniartii, 225 
aloidaea pulviligera, 81 buysianus, 223 
aloides, 81 caesius, 221, 233, 234 
caesius griseus, 233 
capillaris, 223 
cephalenoplus, 221, 233 
communiformis, 224, 225, 238 
communis, 221, 224, 225, 226, 231, 232, 238 
communis acicularis, 224 
communis atrosanguineus, 230 
communis bradleyi, 230 
communis conicus, 226 
communis croceus, 230 
communis eustachianus, 230 
communis grengeli, 230 
communis havennensis, 230 
communis hookeri, 230 
gibbosa, 98 communis jeordensis, 232 
grahamii, 43 communis laniferus, 224 
greggil, 93 communis macrocephalus, 226 
heteromorpha, 83 communis magnisulcatus, 224 
hoffmannseggii, 98 communis oblongus, 226 
latispina, 143 communis ovatus, 230, 231 
lewinii, 84 communis spinosior, 224 
micromeris, 92, 93 communis viridis, 230 
micromeris fungifera, 93 compactus, 223 
micromeris greggii, 93 contortus, 223 
papyracantha, 91 cordatus, 223 
prismatica, 80, 81 cornutus, 222, 224 
pulvilligera, 81 coronatus, 238 
purpuracea, 80 crassicostatus, 232 
purpusii, 90, 91 crassispinus, 226 
ambigua, 98 
areolosa, 80 
atrata, 97, 98 
besleri, 220 
caespitosa, 25, 26 
coccinea, 79 
communis, 225 
corbula, 56 
disciformis, 106 
elongata, 80 
fissurata, 83 
flavescens, 212 
floribunda, 97, 98 
furfuracea, 80 
