434 
Syntrichopappus Lemmoni, Cockerell on 
2 
Svedelius, N., work of 223, 231 
Tansley, A. G., oo 152 
Tax icoscordion, Heller 147 
Taxonomy, 71, 146, op 347; of Caul- 
erpa, Svedelius on 231 
Tension, in fluen ie on formation of me- 
61 
o, E. C., work of 150 
PeeNsligss. Ulrich on a 
Tetrastemma, Diels on 348 
Thaxter, R., personal 232 
Thickening, secondary, Hill on 
Schellenberg on 423; eee on om 
Thiessen, 144 
Thomas, Fr., work of 7 
Thornber, J. J., personal 360 
Thorndike, E 
. L., personal 232 
Thyri idopteryx, von —— on deforma- 
tion of twigs by 
Tilden, peers Ee 223 
Ti 6 ie lus marginatus 284; tetramerus 
m, Rydberg on 348 
Piakerkoue thus, Bish on 146 
Horeugeerer a, aes on 71 
Saie 
[ranse. a EN - te es 359 
Pranspiration, ay td A 
Tréboux, O., work of 1 pm 
ree-trunks, Lignier on radial growth of 
BAYA = J 44 5 
bi Loom Dy Hr 
‘a 
75 
Trelease W., Lie po a 232 
Treub, M., work of 
Trifolium, teary on 231; Rydberg on 
34 
Trigonocarpus, Scott and Maslen on 
Trollius, Ramaley on Caesar of 79 
Trunk of -Lfoanne morphology of 187 
Tswett, M., work of 74 
Tulipa, Ro basstelien n droppers 
of 75 
igi in wilting site Pringsheim on 
Twizs, von Schrenk on constriction by 
bag-worm 226 
U 
Urban, i worl 
Uredin Arthur on 71; Dietel on 71; 
Blac’ n sexuality of 289; Fraser 
on, 2 
89 
Ursprung, A., work of 294, 423 
INDEX TO VOLUME XLIII 
[JUNE 1907 
Urticaceae, anatomy of, Renner on 295 
Usher and Priestly, work of 144 
V 
an Tieghem “Ses - ee 
Vicia yee Ném 
major, iacnation” of mechanical 
Vinson, A. E., 
Von Schrenk, Poa see Schrenk 
Vries, Hugo ork of 142; ‘Species 
and varieti ies” i 
W 
sen Sone of lignified cell, Ursprung 
War ited a work of 1 
Washingtonia lifer, Seasburger on 229 
WwW st sadana on Moébiu 
Wat ovement ne pene in wilting 
sia an tes sheim on 73 
Weberbauerel i on 71 
Wettstein, R., 
eat, toxic iimits sn re effects 
on 3 oe se 
orthy's Bs ey to 
cies plant 17 
bebrourh aia te Masood: in, Winkler 
Wikeockson, tee M., personal 152 
Wilc 
K, 259 
Woodhead. Ey W,, ork of 74 
Woodland ari, Woodhead on 74 
Wylie, Robert B., 67 
>. § 
Xanthium, Bush on 146 
Xylophacos, Redbeis on 348 
¥ 
York, H. H., personal 359 
Z 
ee eat on lichens of the German 
th-polar expedition 346 
calocoma 330;  floridana 187, 
ees of Lape s IQI, spor- 
angia 192; pum 
Zinc sulfate, ei on wien 30 
