546 
Bud bc fac 0g 162 
Bulbophyll 42 
Hate § L. “he 
urns, G. P. veMicewan | trees” 77 
Burragea 160 
Buscalioni, Ss ni of 156 
Butters, F. K., work of 156 
Buysson, H. du, gone of 163 
C 
Cactaceae 156 
Caesalpinia Bonducella var. urophylla 
41 
Calamagrostis 157 
Calluna, ecology of 336 
Calpidia 157 
Camptosorus — development 
of prothallium 
Cannon, W. A., cael of 537 
Carano! E., work of 166 
Cardamine e pratensis, self-sterility in 242 
Carex 157 
Carnegie Institution, botanical researches 
asimirella 157 
assia 156 
5 
ape ogy 163 
structure, artificial 1 
ate gp new eae from 415 
ercocarpus 24 
halazogams, devdoanda of 162 
amberlain, C. J. 163, 164, 165, 166, 
168, 253, 344, 442, 443, 444, 541, 542, 
544; work of 
Chauveaud, G., work of 543 
China, flora of western 332 
pa pas work of 339 
— , C., “Index filicum” 335 
Chr mosome Bara coo 165 
Chrcincasit Allium 8 
299999999 
=a © = 2 
Clemen k 
Climatic areas of the United — 249 
— be illudens, artificial cultures of 
Coccidophthora i 
Cochliomyces 1 
ollins, G. N., yo of 3 
Colloidal metals, effects = "Spirogyra 193 
olor inheritance 538 
aude ee 424; lutea 425 
rk o 
onjugatae 54 
mnarus brachybotryosus 417 
C 
* 
C 
Conifers, 
_& 
Co 
INDEX TO VOLUME LVII 
[JUNE 
Contributors: Appleman, C. O. 77, 536; 
A ; Mi 386; Ba Ri Sig 
Wm. 334, 437, 534} 
Dudgeon, Yiniirea pty 
3453 
E. M. 167, 241, 331, 539; Elkins, 
M. G. 32; Emerson, R. A. 80; Farrell, 
Margaret E. 
428; es se 775 
85, 88, 168, ey 249, 252, 256, 336, "338, 
339, 349, 341, 342, 536, 537, 549, 541; 
Gates, F. C. 445; Greenman, J. M. 
E, 2423: 1543 
Pickett, F. L. 228; Ramaley, F. 528; 
Reed, G. B. 530;. Sharp, L. W. 84, 
85,86, "65, 1067, 268,250, 255, 531; 
- Shull, 'C. A. 64; Smith, J. D. 4 4153 
Thaxter, R. 308; Thomson, R. B. 80, 
82, 4 aoe 248, 251, 337803, Vinson, 
A.E Seg: , Elda R. 330; Whit- 
ford: HE ae ; Winton, Rate B. Gas 
Young, 
ook, M. T. ‘162, 163; “Diseases of 
tropical eye 334 
Seo O. F., work of 156 
ley, J. g: Weide of 538 
rset le Bo 439 
Correns, C., ba of 242 
Corydalis 1 
Coulter, J. YL. = 164, 165, 166, 167, 168, 
242, 253, 254, 255, 250, - 334; os 
339; 349, st 342, 343, 439, 44 
442, 444, 509, 538, 542, es 
Cowania 241 
Cowles, H. C. Page 337, 339, 349, 341, 438 
Criserosphaeria 160 
im. 334, 437; 5 
Crop production and recat vegetation 
335 
Crump, W. os work of 85 
Cyathea 1 
Cre chee vascular anatomy of 543 
