, 
t 
’ 
1906] INDEX TO VOLUME XLI 465 
N 
Naiocrene 356 
Naples: eee cee spermatophytes 327 
a i on Nevada plants 150 
Ném regeneration 73 
Nemoyhila Wremont i 319 
ate eutzia 353 
raperets -avis, brown pigment 79 
Nephrocerpus 356 
Newcombe, F. C., 7 
Niklewsk, B., on the reserve food of trees 
See for maize 370 
Noll, F., on re faabrtat: 358 
aus — sen 84 
Nuclear division, naive $3055 Bia 
Nucleus, division of in basidium 348; and 
secretion 306 
Oaks, distribution and habits of some 
ommon 445 
Ocrearia 353 
pore: State University Lake Laboratory 
Olive E. W., 192, 229 
Caton Seffer , P., personal 227 
Oltmanns, F. , “Mo Leia und Biologie 
rt Algen” 
Oocyst of Sargassum 175, 
Oogenesis in Polysiphonia violacea 428 
Optima and limiting factors, Blackman 
on 456 
Siteerrimeaes 356 
ochrysum 356 
O arpus 356; Copelandi 288; im- 
veneresaa _ acai 317 
Osmotropism 
Osterhout, Ww. x V., on Colorado plants 
Gore ser ed of 370 
Oven, E. von, on tomato rot 156 
Oxycoccu cus ‘macrocarpus, ecological anat- 
omy 18; mycorhiza in 32 
‘ 
Pachyplectron 356 
Paddock, W., on apple rot 223 
hinese flora 355 
Palladin, W., on respiration 223 
Pallavicinia, sporogenesis in 67 
oe S357, 
mel, , ‘Grasses of Iowa 
Pani Americ ana, ets asal ee 
m 12, nodes 3; nervata, 
eee bundles 
Panicum 64; - amaclonche m4 Crus- 
galli, gprs th 12; demissum 64; 
Enslini 64; lacuna 65; mls 
65; lancearium oi aa 66; 
sr og am undles 9, 
mbium in 12; Pancha 66 
Pantanelli, aur Led we 159; on me- 
chanics of s 
eee ‘imitation pe eal 307 
ak dens and glycogen 370 
Parkinsonia Torreyana, absorption of 
r er 
Pascher, A., on sexual reproduction of 
Stigeoclonium 154 
er my stoloniferum, amphivasal bun- 
Paullinia 4 
longistylum, cambium in 12 
Ase laxa 318 
Pentstemon 35 
Personal: ‘Abbe E., Bek Arthur, Jac 
9 3 
ee, A. F., 80, 371; Boudier, E., 159; 
Brefeld, ; ; rigquet, .J.,..4573 
Britton, N. L., 372; Carey, H. B., 227; 
Cavara, F., 371, 458; Coulter, J. M., 
71; ; 
Léo, 3073 Farlow, W ee, 1605 an 
; Fre 
man, E. M,, a Free 
Greenman, J. M., 307; Gager, C. S., 
372; MHarshberger, J. W. a27; 
Hen JP, geo: Holeky: Ay .228: 
Hollick, A., 372; Howe, M. A., 372; 
Istvanffi, G. de, 80; Johnson, D. S., 
372; Kellerman, W. A., ; Lindner, 
, 300; Lindau, G., 300 ingston, B 
Lots 
a Mil 
C., 227; Macrae, L. J., 227; Maxon, 
W. es 371; “Milispaigh, C. C. F., 371; 
Moore, G. T., 227; W. A., 
R72; ek, G. V., 3723 Meare Es 300; 
