Phytarrhiza 
monadelpha, 346 
Pinaceae, 9 
Pinus, 9 
caribaea, 10 
var. hondurensis, 10 
devoniana, 9 
hondurensis, 10 
oocarpa, 10 
var. oocarpa, 10 
patula, 10 
var. patula, 10 
Pironneava 
lueddemanniana, 302 
Pistia, 170 
stratiotes, 170 (170) 
Pitcairnia, 325 
aphelandrifolia, 331 
arcuata, 327 (327) 
atrorubens, 327 
beachiae, 327 
brittoniana, 328 
calcicola, 328 
carnea, 325 
feliciana, 325 
funkiae, 328 
guzmanioides, 328 
halophila, 329 
heterophylla, 329 
kalbreyeri, 329 
lymansmithiana, 330 
maidifolia, 330 
megasepala, 330 
membranifolia, 330 
oblanceolata, 327 
quesnelioides, 331 
saxicola, 331 
splendens, 331 
theae, 330 
valerioi, 331 
viridiflora, 373 
wendlandii, 332 
werckleana, 328 
Platyaechmea 
tillandsioides, 305 
var. kienastii, 305 
Platycladus 
orientalis, 5 
Pleiostachya, 661 
leiostachya, 661 (662) 
morlae, 662 
pruinosa, 662 
Pleomele 
fragrans, 567 
Podaechmea 
lueddemanniana, 302 
mexicana, 303 
Podocarpaceae, | | 
Podocarpus, | | 
allenii, 12 
costaricensis, 12 
falcatus, 11 
guatemalensis, 12 
var. allenii, 12 
macrostachyus, 12 
matudae, 12 
montanus, 13 
monteverdeensis, 12 
oleifolius, 12 (13) 
var. costaricensis, 12 
var. macrostachyus, 12 
standleyi, 13 
Polianthes 
tuberosa, 29 
Porphyrospatha 
schottiana, 192 
Pothos 
gracilis, 86 
Pothuava 
mariae-reginae, 302 
nudicaulis, 303 
tonduzii, 305 
Pourretia 
floccosa, 333 
Prestoea, 280 
acuminata, 281 
var. acuminata, 281 
allenii, 281 
decurrens, 281 (281) 
ensiformis, 282 
longepetiolata, 282 
var. longepetiolata, 283 
var. roseospadix, 283 
roseospadix, 283 
schultzeana, 283 
sejuncta, 282 
Prumnopitys, 13 
standleyi, 13 (13) 
Pteroscleria 
longifolia, 497 
Ptychomeria 
tenella, 382 
Puya, 332 
dasylirioides, 332 (332) 
floccosa, 333 
heterophylla, 329 
maidifolia, 330 
sulphurea, 332 
Pycreus 
albomarginatus, 483 
bipartitus, 478 
densus, 487 
flavescens, 482 
var. piceus, 482 
flavicomus, 483 
Jugax, 483 
Index 
lanceolatus, 487 
macrostachyos, 483 
niger, 490 
polystachyos, 492 
unioloides, 496 
Pyrenoglyphis 
balanoidea, 222 
Racinaea, 333 
adpressa, 333 
subsp. orthiantha, 334 
contorta, 334 
rothschuhiana, 334 
schumanniana, 334 
spiculosa, 335 
var. spiculosa, 335 
tetrantha, 335 
Raphia, 284 
farinifera, 285 
nicaraguensis, 284 
taedigera, 284 (284) 
Ravenala 
madasgascariensis, 671 
Reinhardtia, 285 
gracilis, 286 (286) 
var. rostrata, 286 
koschnyana, 286 
latisecta, 287 
rostrata, 286 
simplex, 287 
Remirea, 520 
maritima, 520 (520) 
Renealmia 
monostachia, 320 
usneoides, 349 
Rhodospatha, 171 
costaricensis, 125 
forgetii, 172 
moritziana, 172 
nervosa, 173 
pellucida, 173 
wendlandii, 173 (173) 
sp. A, 174 
sp. B, 174 
sp. C, 174 
sp. D, 174 
sp. E, 175 
Rhoeo 
discolor, 403 
Rhynchospora, 521 
albescens, 524 
andresii, 524 
aristata, 524 
armerioides, 525 
barbata, 525 
brevirostris, 525 
cabecarae, 525 
carrillensis, 526 
689 
