1897 ] 
bber, H. J. 4533 Wittrock, seate B. 
196; Zoethout, W. D. 467 
x 
Cook, Mel. 
Copeland, E. 303; personal 3935 
influss von 1 Licht und Tempe 
auf Turgor” 134 
Cordyline oe 6 
oreopsis tinctoria 194 
Cormo onema suns a 243; Nelsoni 243; 
242; spinosum 243 
Cornell Saence. 
» research at 80 
re Hitchcock on smut 296; common 
of 
opportunities for 
ustilago 
Cortex of Myeloxylon 17 
Costus halus 250 
Coulter, J. G. 42, 58, 140, 2 
. M: vi 60, 62, a ok 432, 333 
134, 138, 130, 141, 210, 212, 243, 218, 
7 
Crataegus Vailiae, Britton on 301 
Greene on 
repis, 
Cucubalus inflatus 137 
Cummings, Williams & ymour’s 
: “ Lichenes reali-Americani” 218 
Currant canes, Durand on disease of 296 
‘Cpancphayecn, Setchell on 142 
Cycadaceze 27, 30; anatomy of stem 138; 
fossil 
yeas luta 27, 28; Ikeno on sperma- 
tozoids _ 
Cyrtandracez, Ridley on 6 
PS chorabeatigs aureus eas Fs 407 ; 
408 ; simplex 4 
De 
Dalea, Vail on 301 
= sane “ Plan their Children” 1 
géard Léger &), work 389 
mut : 
venport, G. - Pog 5 Sexperimental 
morphology work 64 oF 
Davis, Bradley M. on a 8 301 
De Cand andolle, C., work 64 
iphinium, I on ae 
. aa 
INDEX TO VOLUME XXIII 
Contributors : 
430; Smith, John Donnell . 235; 
Swingle, W. T. 278; Thaxter, Roland 
63, 222, Sait 395; er: Josephine 
E. 95; Trelease, W. 470 
477; Uline, ; B. 469; Unierood, 
Lucie - 464; Waugh, F 933 
We 
485 
Derschau’s “Einfluss von Kontakt und 
Zug auf rankende Blattstiele” 142 
Klebahn on 387; Laute 
Par es 299 
bert, E., on rey sac 59 
carea I 
hae on cen- 
Pichothiie cal 
Dicliptera fe es ci 3 
oon edule 24, 27, 28 
af so gg corymbosum 8; pani- 
culatum 8 
Discomyeete a new, on cepa 367 
isea Currant canes 296; forcing 
neat ts = ; forest 
uropaea 
oedema of Salix nigra ie ages peach 
296; Pinus m a 58 
Disecthative of meet 233 
Dodge, Raynal 32; “ Ferns of New Eng- 
ei nd be 134 
span a work 62 
Durand, E. J., work 296 
E 
Ecology, Colorado plants 232; protection 
of pollen 
Endophytes, Janse on root 298 
ay oo r’ s “ Geogra phische Verbreitung der 
utaceen ” 220; & Prantl’s “ Natiir- 
hen Pflanzenfamilien 146 
Epidermis, Zz 
