550 
AlpJiabetical List. 
PAGE 
Nuxia — 
Holstii, Gilg 442 
Sambesina, Gilg 442 
viscosa, Gibhs 442 
Nyctaginaceae 349 
NymphaBa 352 
lotus, L 352 
malaharica, Poir 352 
stellata, Willd 352 
Nymphaeaceae 352 
Ochua 419 
Antunesii, Engl. & Gilg 419 
chiriiidica, Bak. f 419 
leptoclada, Oliv 419 
pulchra, Hook, f 419 
schweinfurthiana, F. Hfin 420 
OCHNACEAE 419 
Ocimum 4G6 
americanum, L. 466 
angustifolium, BentJi 466 
bracteosurn, Benth 467 
Buchananii, Bak 466 
canum, Sims 467 
filamentosum, Forsk 467 
knyanum, Vatke 467 
obovatum, E. Mey 467 
odontosepalum, *S'. Moore 467 
Randii, S. Moore 467 
scoparium, Gilrke 467 
sauve, Willd 467 
Octodiceras 278 
julianum, Brid 278 
Odina 
discolor, Sond 401 
edulis, Sond 401 
Schimperi, Hochst 401 
Stuhlmanni, Engl 401 
Oenotheraceae 432 
Olacaceae 345 
Olax 345 
dissitifiora, Oliv 345 
Oldenlandia 487 
angolensis, K. Solium 487 
Bojeri, Hiern 488 
caffra, E. & Z 488 
capensis, Linn, f 488 
cuspidata, K. Schum 488 
cynanchica, K. Schum 488 
deeumbens, Hiern 488 
Heynei, Oliv 488 
hirtula, O. Kuntze 488 
lasiocarpa, Hiern 488 
Oldenlandia — 
natalensis, 0. Kuntze 488 
obtusiloba, Hiern 488 
papulosa, K. Schum 489 
rhodesiana, S. Moore 489 
thymifolia, Prantl 489 
trinervia, Retz 489 
Welwitschii, Hiern 489 
Olea 440 
chrysophylla, Lam 440 
laurifolia. Lam 440 
verrucosa, Link 440 
ivoodiana, Knobl 440 
Oleaceae 440 
Olinia 424 
vanguerioides, Bak. f 424 
Oliniaceae 424 
Olyra 303 
lati folia, L 303 
Oncinotis 446 
chirindica, S. Moore 446 
Oncoba 422 
spinosa, Forsk 422 
Ophioglossaceae 290 
Ophioglossum 290 
reticulatum, L 290 
vulgatum, L 290 
Opilia 345 
amentacea, Eoxb 345 
Opiliaceae 345 
Oplismenus 302 
africanus, Beauv 302 
Oranthera 
jasminiflora, N. E. Br 450 
Orchidaceae 333 
Ormocarpum 377 
trichocarpum, Taub 377 
Ormosia 369 
angolensis, Bak 369 
Ornithoglossum 321 
giaucum, Salisb 321 
V. grandiflorum, Bak 321 
Orobanchaceae 479 
Orobanche 479 
minor, Sutton 479 
Orthosiphon 467 
bracteosus, Bak 467 
Elliottii, Bak 467 
Kirkii, Bak 467 
linearis, Benth 467 
rhodesianus, S. Moore 467 
shirensis, Bak 467 
teucriifolius, /V. E. Br 467 
