INDEX. 



233 



Opuntia — continued. 



opuntia, 43, 126, 127, 128, 217 



orbiculata, 176 



orbiculatametternichii, 176 



ottonis, 214, 215 



ovallei, 95, 214 



ovata, 90, 9Si 9^ 



ovoides, 95 



pachona, 184 



pachyarthra flava, 214 



pachyclada rosea, 214 



pachyclada spaethiana, 2 1 4 



pachypus, 75. 77 



pallida, 60, 65, 66 



palmadora, 202 



palmeri, 161 



pampeana, 134 



papyracantha, 89, 90 



paraguayensis, 158 



parishii, 57, 79, 81, 82 



parked, 58 



pannentieri, 95 



parote, 214 



parryi, 56, 57, 58, 81 



parva, 161 



parvispioa, 117 



parvula, 178 



pascoensis, 100, loi 



patagonica, 41 



pelaguensis, 90 



penicilligera, 135 



pennellii, no, 115, 219 



pentlandii, 71, 72. 77. 9°. 97. 98 



perrita, 65, 66 



pes-corvi, 104 



pestifer, 102, 103, 217, 218, 220 



phaeacantha, 139, 140, 142, 144 



phaeacantha brunnea, 144 



phaeacantha major, 144 



phaeacantha nigricans, 144 



philippii, 41 



phyllacantha, 96 



phyllanthus, 215 



piccolomini, 214 



piccolominiana, 191 



pilifera, 176, 177, 184 



pintadera, 176 



pititache, 29 



pittieri, 181, 188, 189 



platyacantha, 33, 89 



platyacantha deflexispina, 89, 90 



platyacantha gracilior, 89 



platyacantha monvillei, 89 



platyclada, 214 



platynoda, 109 



plumbea, 126, 131 



plumosa nivea, 89, 90 



poeppigii, 40, 41 



pollardii, 126, 221 



polyacantha, 193, 195. 196, i97. IQQ. 200 



polyacantha albispina, 199 



polyacantha borealis, 199 



polyacantha microsperma, 200 



polyacantha rufispina, 200 



polyacantha trichophora, 1 95 



polyacantha platycarpa, 199 



polyacantha watsonii, 199 



polyantha, 113, 114, 115 



Opuntia — continued. 

 polymorpha, 89 



porteri, 28 



pottsii, 137, 138 



praecox, 214 



prate, 191 



procumbens, 160, 167 



prolifera, 61, 67, 69, 70 



prostrata, 128 



prostrata spinosior, 214 



protracta, 214 



protracta elongata, 214 



pruinosa, 191 



pseudococcinellifer, 153 



pseudotuna, 184, 214 



pseudotuna elongata, 214 



pseudotuna spinosior, 214 



puberula, 116, 117, 121, 122 



pubescens, 100, loi, 173 



pulchella, 79, 82 < 



pulverata, 214 



pulverulenta, 78 



pulverulenta miquelii, 78 



pulvinata, 120 



putnila, 100, loi 



purpurea, 97 



pusilla, 102, 105, 106 



pycnantha, 118, 123 



pycnantha margaritana, 123 



pyriformis, 160, 168 



pyrocarpa, 166 



pyrrhacantha, 97 

 quimilo, 181, 190, 191 

 quipa, 125 



quitensis, 149, IS4, 224 

 rafinesquei, 127, 128, 129 

 rafinesquei arkansana, 127, 129 

 rafinesquei cymochila, 131 

 rafinesquei cymochila montana, 131 

 rafinesquei fusiformis, 130 

 rafinesquei grandiflora, 129 

 rafinesquei greenei, 132 

 rafinesquei macrorhiza, 131 

 rafinesquei microsperma, 127, 199 

 rafinesquei minor, 127, 128 

 rafinesquei parva, 128 

 rafinesquei stenochila, 132 

 rafinesquei vaseyi, 146 

 rafinesquiana, 127, 129 

 rafinesquiana arkansana, 129 

 rahmeri, 94 



ramosissima, 46, 48, 52 

 ramulifera, 47 

 rastrera, 140, 149 

 rauppiana, 90, 92 

 recedens, 128 

 recondita, 52, 53 

 recurvospina, 144 

 reflexa, 165 



repens, 102, 103, 104, 115, 116 

 reptans, 214 

 retrorsa, 107, 109, 218 

 retrospinosa, 95 

 rhodantha, 193, 197, 198 

 rhodantha brevispina, 198 

 rhodantha flavispina, 198 

 rhodantha pisciformis, 198 

 rhodantha schimianniana, 198 



