interitum 9 
Schultesti 9 
POLIANTHES 
tuberosa 91 
POLYGALA sp. 21 
vulgaris 103 
PONTEDERIA 
cordata 5 
POTALIA 
Amara 31 
POUROUMA 
Cucura 7 
POURRETIA 
coarctata 89 
PRESTONIA 176 
PROTIUM 
heptaphyvllum 55 
PSEUDOCALYMMA 
alliaceum 40 
PSEUDOCRANICHIS 
thysanochila 348 
PSEUDOEURYSTYLES 
index to species 348 
PSEUDOGOODYERA 
Wrightii 349 
PSIDIUM 
nitidum 110 
pPyriferum 110 
PSILOCYBE 167 
PSORALEA 
capitata 102 
PSYCHOTRIA 174 
PTERICHIS 349 
PTEROCARPUS 
Rohriti 18 
PTEROGLOSSA = 349 
index to species 350 
euphlebia 350 
Glazioviana 350 
Hilariana 350 
lurida 350 
luteola 288 
rhombipetala 289 
QUALEA 
acuminata 21 
quinolizidines 159 
RHEXIA 
hispida 110 
RHYNCHOSIA — 182 
347 
348 
349 
RICINUS 
communis 105 
Ruiz, Don Hipolito 87 
RUIZIA 
fragrans 97 
RUMEX 
obtusifolius 9 
Patentia 95 
RYANIA 
angustifolia 28 
SACOILA 351 
index to species 
351-352 
apetala 351 
argentina 35\ 
Duseniana 351 
foliosa 351 
Hassleri 351 
lanceolata 352 
pedicellata 352 
riograndensis 352 
secundiflora 352 
squamulosa 352 
SALVIA 181 
plumosa 114 
SAMBUCUS sp. 41 
SANTOLINA 
tinctoria 120 
SARACHA 
procumbens 36 
SARCOGLOTTIS 352 
index to species 353-355 
acutata 353 
corymbosa 353 
rupicola 354 
‘oodsonti. — 355 
SATYRIUM = 355 
index to species 355 
SAUROGLOSSUM = 355 
index to species 356 
Schweinfurthianum 289 
SCHIEDEELLA 356 
index to species 357~358 
Amesiana 357 
Nagelii 357 
violacea 358 
Wercklei 358 
SCHIEKIA 
orinocensis 5 
