548 
Griggs, R. F., work of 541 
Griiss, J “ Biologie und “ie ES 
der E ? 534 
sroom, Perey 287; work of 245 
suatemala, new plants from 415 
ronnie 
So in 166 
G 
G 
G 
eae Tuerckheimii 420 
( 
G 
Gymn 
dens Aina coer of 44 
H 
eet Ann C., bt * 255 
Hallier, H., wo ork of 3 
Harper, R ‘ san of 341 
Hautie, plant geography of 544 
Hawaiian I Bais. plant invasion on lava 
flows 337; pteridophytes of 159 
eimberger, H. V., work of 339 
— ‘i, work of 157 
ell er, A. A., work of 157 
] elminthostachys, embryo of 344 
Hemioniti 
empst tad Pale Mg rete of 341 
eribert-Nilsso n, H., ork of 79 
2 ton 
ock, A. 
n, Ruth, i of 80, 82, 341 
Hopi ae. drought ao in 338 
rmopeltis 1 
orwood, A. R., work of 88 
ouard, work of 163 
owe, i. 331 
Hoyt, W. D. 193 
Hume, Margaret, = of 165 
Hutchinson, A. H. 1 
bride, anatomy of 
I 
Tlex costaricensis 
Illinois Academy of Science 439 
ndia, flora of 160 
Indian Ocean, igh heed :. 256 
Indiana a of Science 
International B cal ppt 88 
Irritability of ie 532 
Ischnogyne 159 
INDEX TO VOLUME LVII 
[JUNE 
Jaccard, P., work of 539, 540 
Jacqueiontin platycephala 423 
Jadu 
Ja ce C.D, “Identification of trees”’ 
fi e C., work of 80 
Johannsen, W., “Elemente der exakten 
K 
Kashyap, Shiv. 7 work of 541 
Kearney, T. H.,; ork of 335 
Kelley, W. P. pe 
Kukuk, P., work of 44. 
Kunkel, L. O., sae! at 4390 
L 
Laboulbeniaceae 160 
a niella 160 
Lauterborn R., work of 158 
? n, A. A., work of 441 
Leaf and root 5 
Lichens, oO California I of Galapagos 
si 
Light stim at reactions of = 89 
ignier, O., wo ont of 87, 164, 
ee of 158 
rear at Oe cae Saar of 1 
tee, B. E., work of 249, 537 
