JANUARY 1 TO DECEMBER 31, 19 52 



211 



Melinis rmnutifiora, 203732, 204212. 

 Mentha arvensis, 202535. 



crispa, 202537, 202538. 



sylvestris, 202536. 



spp., 202293, 202813, 203305, 203658. 

 Microchloa indica, 204213, 203214. 

 Millet, African. See Eleasine coracana. 



pearl. See Pennisetum spicatum. 

 Miscanthus japonicus, 199727, 199728. 

 Monnina spp., 202702, 202703. 

 Muhlenberg ia asperifolia, 204283. 

 Mulinum spinosum, 202042. 

 Muskmelon. See Cucumis melo. 

 Mustard, Chinese. See Brassica jun- 



cea. 

 Mutisia spp., 202183, 203306-203308. 

 Myrceugenia apiculata, 202454. 

 Myrtus spp., 202184, 203309. 



Naranjillo. See Solarium quitoense. 



Xasella exserta, 204215. 



Nectandra sp. 202482. 



Nectarine. See Prunus persica var. 



nectarina. 

 Needlegrass. See Stipa spp. 

 Nicotiana ameghinoi, 202043. 



tahacum, 199234, 203525-203532. 



spp., 203330, 203331, 204216. 

 Nigella sativa, 199973, 199974. 

 Nolina beldingii, 200157. 



spp., 200156, 203215. 

 Nothoscordum frag reins. 203310. 



spp., 203311, 203312. 



Oak. See Quercus spp. 

 cork. See Q. suber. 

 English. See Q. robur. 

 holly. See Q. ilex. 

 Oats, common. See Avena sativa. 



wild. See A. fatua. 

 Olearia megalophylla, 201532. 

 ramulosa, 201533. 

 stellulata, 201534. 

 Ongokea klaineana, 199743. 

 Onion. See Allium cepa. 

 Onobrychis hypargyrea, 203467. 

 squarrosa, 200359. 

 viciaefolia. 200872, 201511, 201512, 

 201865, 203468. 

 Oplismenus hirtellus, 204217. 



setarius, 204218. 

 Opuntia sp., 202704. 

 Orange. See Citrus sinensis. 

 mandarin. See C. reticulata. 

 Seville. See C. aurantium. 

 Ornithogalum caudatum. 204330. 

 Oryza sativa, 198915-198919, 199539- 

 199554, 201175-201177. 201616, 

 201786-201789, 201834-201841, 

 201899 - 201908, 202092 - 202094, 

 202245-202247, 202864. 202865, 

 202943 - 203012, 203089 - 203095, 

 203281-203283, 203733, 203954, 

 203955. 

 subulata, 202185 



Oryzopsis coerulescens, 199825. 200360, 

 201888, 204108. 



holciformis, 198967, 200404. 



miliacea, 200361, 200405-200407, 

 204109, 204110. 

 Osmorhiza sp., 202186. 

 Osteospermum spinescens, 203361. 

 Oxalis bowieana, 203046. 



cernua, 203047. 



incamata, 203048. 



stipulate, 203049. 



viola cea, 203050. 



spp., 201918-201920, 202603, 202627. 

 Oxylobium alpestre, 201535. 



ellipticum, 201536, 201537. 



Pachyrhizus sp., 200748. 

 Palm. See Butia bonnetii, Euterpe 

 longibracteata, Inodes sp., Lata- 

 nia commersonii, Phoenix reelin- 

 ata, Raphia taedigera, Rhapis 

 humilis, Sabal spp. 

 cohune. See Attalea cohune. 

 Panicum lax urn, 203735. 



m akarikariense, 199062-199064, 



203520. 

 maximum, 199065, 199350, 203417, 



203868. 

 maximum var. trichoglume, 202497. 

 miliaceum, 202294, 202295. 

 milioides, 203734, 204219, 204220. 

 polygonatum, 203869. 

 sellowii, 203870. 

 trichanthum. 203871, 204221. 

 turgid urn, 201889. 



spp., 198941, 199351, 199352, 202385, 

 202386, 203082, 203736, 203737, 

 203872, 204222-204229. 

 Papaver sp., 202572. 

 Papaya. See Carica papaya. 

 Pappophorum mucronulatum, 204230- 

 204232. 

 pappiferum, 204233. 

 subbulbosum, 202705. 

 Parkinsonia sp., 203313. 

 Parochetus communis, 199353. 

 Paspalum almum, 203738. 

 compressum, 202187. 

 conjuqatum, 203873, 203874, 204234- 



204236. 

 diliatatum, 202188-202192, 202387, 



202388, 203875. 

 guaraniticum, 202193. 

 inaequivalve, 203876. 

 jurgensii, 203877, 203878. 

 malacophyllum, 202238, 202239. 

 m an diocanum, 203879. 

 nicorae, 202044. 

 notatum, 202389, 202706, 203740, 



203880, 204238. 



plicatulum, 203391, 203741-203745, 



203881, 204239. 

 scrobiculatum, 199354. 

 umbrosum, 203755, 203S82. 



