tenuicalcar, 196 
ugandense, 196 
RHYNCHOSTYLIS 
latifolia, 375 
RHYTIGLOSSA 
caracasana, 44 
RIVEA 
corymbosa, 315,319,322 
ROBIQUETIA, 196 
ascendens, 196 
bicruris, 184 
brevifolia, 196 
cerina, 196 
constricta, 196 
flexa, 196 
Fuerstenbergiana, 197 
gracilis, 197 
Graeffet, 197 
Merrillu, 196 
mimus, 197 
pachyphylla, 197 
recttfolia, 198 
rosea, 197 
Woodfordn, 197 
RODRIGUEZIA 
corydaloides, 300 
rose, 327 
rose geranium, 23 
rubber, 33 
Rupracear, 47,139 
RUSBYELLA 
caespitosa, 300 
SACCHARUM 
afficinarum, 36,46 
SACCOLABIOPSIS, 197 
Bakhuigenti, 197 
Gillespiei, 198 
pumila, 198 
rectifolia, 198 
tenella, 198 
SACCOLABIUM 
[ xx ] 
acuminatum, 175 
adenoncotdes, 156 
adnatum, 186 
Angraecum, 189 
Archytas, 163,164 
aureum, 202 
bicrure, 170 
bifidum, 184,185 
brachystachys, 170 
brevifolium, 196 
brevirhachis, 208 
celebicum, 208 
cerinum, 196 
chrysanthum, 202 
chrysoplectrum, 179 
chrysoplectrum var. albiflorum, 
179 
coarctatum, 208 
Collettianum, 167 
confusum, 189 
constrictum, 196 
Coplandii, 186 
crassilabre, 179 
crucicallum, 170 
culiciferum, 184 
dives, 178,179 
epichysiochilum, 210 
erosulum, 210 
Escritorii, 210 
Jasciculatum, 186 
Jimbriatum, 189,373 
Jlavum, 200 
Jlerum, 197 
Fuerstenbergianum, 197 
galbinum, 191,192 
Gillespiei, 198 
gracile, 197 
Graeffei, 197 
guamense, 208 
Helferi, 204 
Humbolti, 165 
