
1901 | 
P 
leh Ward on work in a 
, ocribner and Merrill on 213 
Parsi of Buckleya alin, Kusano 
Parathesis eae 115 
Parish, S. B., pat 2g 135 
Paikic. wc ork of 2 
Paro Sie famesii 395: oer 395 
Parrasia, Greene 
lu , Series abil Merrill on 213 
59 s a ye ort of 
” 359 
Penhallow, D. P., personal a work of 
ou 
e, G. J., work of 422 
Penn glaucum, germination of 
spor 
Percival’s <aggicultral beg dl 67 
Peritonia, Greene on 2 
Personals: Adams, G, "r, 448; Cigar 
ie 307). a epespaed W.., 448; Bai 
S. M enecke W. 438; pete 
G. ne E. W - 448; Pint 
E. A. 287; Brinton, T. B. 448; Brow 
5.142; Card, F. W. , 448; Carleton, M. 
A. 216; Chester, F. D. 2 16; Collins, F. 
3.287; Copeland, EB. 2165 Corbett, 
LC. 287%) Coulter, S, M. 287; Craw- 
ford, J. D. 143; Curtiss, A. H. 448; 
Fernald ; Fernow, ae : 
367; Ganong, W. F, 
216; Graves H.S. 
R. 4 287; Harshiberger, 
VY IH "216: payer Ida A. 143; 
Rorttineky. S. J. 142; MacDougal, D. 
aa ; i 
448; Makino, T 216; Meehan, T 
142, 287; Merrow, H. L. 448; Nemec, 
B., 448; Nestler, A. 72; Newcombe, 
C. 216; Penhallow, D. P. 216; Porter, 
T. C. 448; Pound, 367; Pringle, C 
G. 287; Raciborski, 142; Rober 
H. F. 288; Schiffner, V. 142; Seymour, 
A. B. 448; Shear, C. A. 287; Smith, E. 
a8 
ebster, H. 287; Weittstein, R. von 142; 
Williams, Ry ae 448; Williams, T. oe 
143; 
fees xi eoralie 395; tenuifolius 
16 
Petri, L., 135 
aeny hack EF 399 
Phalacroseris Bolanderi Salenate 393 
INDEX TO VOLUME XXXI 
455 
5 gn pest ai! de 350 
Phoenix, geotropism of 419 
Phot deieed S, Goldfus on 440 
Phycomyces nitens, germination of spores 
si in 126, 241; of fungi 38; of 
reproduction in fungi, Klebs on 208 
Pierce, Newton B., 273; ‘‘Peach leaf curl” 
20 
sas aren 122, ptericlada 121 
us Sabiniana, geotropism of 416 
P: sea rave oak of ~~ 
Pitcainds Palmer 
Pittier’s ‘‘ Primitiae — Costaricensis ”’ 
131, 205, 
Plant W 
Plantago, Morris on 364 
Plasmodia of Fuligo septica 198 
Podochilus, Schlechter on 13 
Poison of Primula obconica, Nestler on 
20 
Polemonium Archibaldae 397; confertum 
392; filicinum 397 
Pollen, Correns on 361; germination of 
39 
Polanisia Sarpy es on 212 
Sart eh on 4 
ard, (. “86. ‘otk of 135 
Pollination, Vince on 444 
Pol i ulata 328 
gd pens eienaae Maxon on 212; 
vulgare 351 
Polystichum angulare 347 
Porphyra, Hus on 135 
Porter, Thom , death of 448 
Potamogeton penn ovule and embryo 
Potato see Brodie on 439 ° 
Co) oe, personal 367 
Preston, CY et2 
Pringle, Cyrus G., personal 287 
mula obconica, Nestler On poison of 
08 
i a hes of iano 34 
Pseudo omonas, campes Is oo 
Pg ee spans 2725 Stewar 272 
Pteris, aquilina 348; cretic 
Puccinia, Aniscanthii en Asteris 332; 
Baccharidis 331; Baccharidis-hirtellae 
334 multiflorae 331; Ber- 
Coulterophyti 335; Des- 
334; Mates 3333 espino- 
ferox 333; ii 330; 
334; heteruspora 330; 
3324 Iostep. 334;_Kuh- 
niae 330; iateripes 329; Marsdeniae 
330; Menthae 330; Oaxacana 331; 
