Schilling, A. J., work of 233 
Pe karhetow, L. , work of 160 
Schlechter, z. work of 160 
a O., 4 
Schmidt, E. W., work of 88 
Schneider, Hans, work of 519 
Schneider, W., work of 238 
Schénfelt, P v., work of 233 
Sclerogloss 
159 
Siarotnia « tai 418; fructigena 418 
Scourfieldia 160 
Scyphostrychnos 344 
Sedum Cotyledon 4775 debile 476; obtu- 
satum 476; oreganum 476 
Seed coats, semipermeabilty of 169 
Seedling anatomy 24 
Semipermeabiity of seed = 169 
Setchell, W. A., work of 1 
Seward, "A. ae A of ets 243, 446 
Sex in Onoclea 448 
eral lity sv ineaienen 516 
Shantz, H L., work of 514 
aap a2 nel ye of 517 
Shull, io As ‘160, 444 
Sieve ‘tubes, cee ei in 88 
ari a 446 
a, ¥. W., of 168 
ott esi livia 4 obtusu 
'_ 475; ochroleucum ; saredianal 
Smith, C., wo i of es 60 os 
225 
mith, Joh = 
Sol ae, John n — 51 
fungi if 
“sella a ry 
So DGhin "die, 475; leptophylla 475; 
isa 475 
um 446 
am ermann, A., work of 509 
rogyra crassa, mie pes of 319 
Spratt, Ethel R., work of 2 
stemonites 272 
Subsidence, coastal 449 
INDEX TO VOLUME LVI 
527 
Sudworth, G. B., “Geographic — 
tion of North American trees’ 
Swanton, E. W., work of 347 
Switzerland, fresh-water flora of 233 
Syllabu 5 der Pflanzenfamilien 81 
~~ 
Synaptomyces 
Sziics, J., work vy 85, 245 
fy 
Takeda, H., work of 244 
Talbotid 3 
Taraxacum fasciculatum 71 
f 
emperature coefficients * ary geog- 
- 88: indices 
364; summation 
Tepary 395; sons ‘alte of 414 
strandromyces 

Tricella 1 : ' 
Trichoderma Koningi 275; nigro-virens 
Trifolium pratense, pollen of 112 
Tubeuf, K. v., work of 88 
U 
Uhlenhaut, H., work of 506 
redineae, cultures of 233 
Uromyces Pisi 161 
Uromyces veratrl 162 
V 
Van Alderverelt van Rosenberg, 
. K., work of 159 
Verticillium chlamydosporiam 275 
chromosomes 1n 517 
C. B. 
Vicia, mati me pay 
jola Sh gm iternata 
Nr , rophthora 204 
Voltzia 242 
Vuillemin, P., work of 160 
