548 
S 
Safety-razor pie Lape) AN 
Safford, W. E., 
130; arctica 118; ar 
128; brachycarpa 336; brachycarpa 
ellicarpa 338; a 3383 
chlorolepis antimima 339; cordifolia 
; cordifolia Macounii 347; deser- 
ora 43%: fi beer gd 340; glauca 
uca acutifolia 32 
gltbrescens Fares g 
lingulata 353; ee 339; ovali- 
folia 138; petrophila 1 pseudolap- 
sce 3345 | stolonifera es 
Shantz, it. L., work of 391 
Sharp, L. T., work of 78 
work of 74 
Soil aération = root growth 78; mois- 
ture studies 
South Afi fecal of 539 
ptm 53 
irogyra, abnormal — in 269; 
cross-conjugation in 
Sporangia of 
Stout, A. B., work of 540 
Succulents, buffer process in 462 
T 
Taxineae, sac phepeni of 54 
Thismia americana, sporangia of 354 
INDEX TO VOLUME LXVI 
[DECEMBER 1918 
Tilia 421; caroliniana 496; caroliniana 
thoophila 498; Cocksii 437; creno- 
serrata 430; floridana 431; 
~~ 
australis c 
ana 510; 
Mic 506; hete rophylla. ni 
georgiana 
502; texana 
Eat — 428; venulosa multi- 
Tracheids, significance of resinous 61 
sty on: 
True, R. H. - G 
U 
Units of Me sae 385 
Uredineae 
W 
Walton, L. B., work of 74 
Water culture © 302 
hie a , D. D., work of 78 
Weniger, Wanda 
Whea’ itn a Seg of 288; absorption 
of atice and calcium by seedlings 
374 
White, O. E., work of 543 
Wiegand, K. M., work ic 8 
+ 
Yoder, L. 364 
oe A 
Zeller, S. M., work of 74 
