JANUARY 1, 
Oats, common. See Avena sativa. 
Odontoglossum chiriquense, 275036. 
schlieperianum, 2750387. 
Okra. See Hibiscus esculentus. 
Olea africana, 275574. 
Olearia oleifolia, 271899. 
Oncoba sp., 274989. 
Onion. See Allium cepa. 
Welsh. See A. fistulosum. 
Onobrychis altissima, 273742. 
arenaria, 273743—-273752. 
transcaucasica, 273753—273783. 
vicitfolia, 273784—-273791. 
Ophiopogon japonicus, 275530. 
Opuntia sp., 277634. 
Orange. See Citrus sinensis. 
mandarin. See C. reticulata. 
Orchid. See Arpophyllum spicatum, 
Bletilla striata, Calanthe dis- 
color, C. sieboldii, C. striata, C. 
tricarinata, Cypripedium japoni- 
cum, Eulophia horsfallii, Micro- 
stylis commelinifolia, Odontoglos- 
sum chiriquense, O. 
num, Stanhopea 
Vanilla lujae. 
Ornithogalum arabicum, 277517. 
Ornithopus satwus, 274640-274642. 
sinuatum, 273541, 273542, 275644, 
276441, 276442, 276550, 276551. 
spinescens, 271968, 271969, 
273543273545, 276443, 
spinosum, 271970, 271971. 
thodei, 275645. 
sp., 273546-273549. 
Oryza sativa, 270574-270596, 271093, 
271287, 271672, 271885-271892, 
273469273473, 274213-274216, 
274471274500, 274572, 274573— 
274581, 274739- 274741, 275421-— 
275453, 275538-275545, 275765, 
276154, 276425, 276485, 276486, 
276487, 276759-276761, 276765, 
276766, 276858-276895, 276901, | 
276902, 277216-277262, 277313, 
277406-277418, 277707. 
Oryzopsis aequiglumis, 271586-271588. 
miliacea, 276058. 
Osteospermum amplectens, 271959. 
asperulum, 273526, 273527. 
calendulaceum, 276434. 
caulescens, 275643, 276435. 
clandestinum, 27 5608, 276436, 
276548. 
corymbosum, 271960, 273528, 
275768. 
dregei, 276437. 
ecklonis, 276549. 
hafstroemii, 271961. 
hyoseroides, 271962. 
mbricatum, 271963, 271964, 
273529, 273530. 
1961 TO DECEMBER 31, 
schlieperia- | 
costaricensis, | 
1961 309 
junceum, 271965. 
juncundum, 2735381. 
muricatum, 271966, 273532- 
273535, 275492, 2764388-276440, 
276552. 
pachypteris, 276553. 
scariosum, 271967, 273536- 
273540, 275493. 
Paeonia japonica, 275397, 275398. 
Palwan. See Dichanthium annulatum. 
Papaya. See Carica papaya. 
Panicum ambiguum, 271024. 
antidotale, 271589, 271590, 275096. 
bulbosum, 275968. 
coloratum, 276059. 
miliaceum, 271195. 
miliare, 271591. 
purpurascens, 276899. 
turgidum, 2775097. 
Paranomus reflexus, 275466. 
sp., 275609. 
Paspalum almum, 276240, 
277026, 277314. 
arechavaletae, 277027, 2773815. 
cromyorrhizon, 276242, 276243, 
277028, 277316. 
dilatatum, 271592, 273255, 274081, 
275098, 276377-276392, 276563, 
277008, 277029, 277317. 
distichum, 276244, 276245. 
exaltatum, 277030, 277318. 
guaraniticum, 276246, 
277004, 277081. 
guenoarum, 277005. 
haumanu, 277082, 277320. 
indecorum, 277033, 277321. 
jurgensit, 2770384, 277322. 
maculosum, 277035. 
nicorae, 276248, 276249, 277006, 
2770386, 277328. 
notatum, 275099, 276060, 276250, 
276251, 277007-277009. 
276241, 
276247, 
paniculatum, 276252, 2770387, 
277324. 
pauciciliatum, 277038, 277319. 
plicatulum, 276258, 277010, 
277039, 277325. 
pumilum, 277040, 2773826. 
quadrifarium, 276254, 277041, 
277327. 
rojasu, 277011. 
rufum, 277042. 
urvillei, 276255, 276564, 277328. 
yaguaronense, 277043. 
Passiflora elulis, 277481. 
edulis f. flavacarpa, 277482. 
suberosa, 277483. 
tripartita, 271700. 
vitifolia, 277484. 
Passionflower. See Passiflora spp.* 
cork. See P. suberosa. 
See Pisum spp.* 
Mediterranean. See P. elatius. 
Pea. 
