1907} 
Rhinanthus, Fernald on 348 
Rhizome of Ruellia 314 
Rhizopus es ge heterothallism in 415 
Rhododen albiflorum with double 
flowers 281 
Rhus glabra, ye of, lig on 148 
eee Heller Nelson and Ken- 
nedy on 231 
Ricinus eet oe effect of tension on 
formation of mechanical tissue 370, 
361 
Roberts, H. F., work of 3 
56 
Root, anatomy of, Holm on 79; anatomy 
Rosenberg, O., work of 1 
Riddle, - W., work of 76 
ety, ‘International catalogue 
of scientific literature” 218 
hs 
Ru a anatomical ee of North 
erican 1 
el Blanchard on 71, pe 23° 347 
Ruellia, an enue’ oe dy 
Rydberg, A., work of 3 
Salts, rn ans and bacteria, Benecke on 
286; and poisons, effect on wheat 11 
so ascent of, Prin ringsheim on 73; Wie- 
— of 294 
ork of 149 
stone on vase age on the German 
=§ cape 
ScGcllccborg, H. C., work of a 423 
Sc er, on liverworts of t ig aoe 
polar ied 346 
sg and Co., ‘‘Semi-annual report” 
Sh wank Ulrich on 71 
sa ia gravity asa form-stimulus 
Sc leeds J., death 358 
Schneider, C. 297 “Handbuch der 
Laubholzkunde” 2 
Schrenk, H. von, Poiceste 
s, Pantanelli on 357 
Seed, aes Gibbs on 349; grass, 
INDEX TO VOLUME XLIII 
Spathyema 
433 
Brown on semipermeable membrane 
of 294, Brown and Duvel on moist- 
ure in 290; of Trigonocarpus, Scott 
and song on 350 
Seedlings of gymnosperms, Hill and 
F 
— Wace Fawcett on 348 
xual cells ee oo dichotoma, 
ye rome city in 3 
peo ‘a the tyne Blackman on 
er on 2 
Seychellaria eg on 348 
Shaw, G. R., 205 
Shear, CG. L 259 
Shull, G. H., fie 348, oy 
Silphium, Bush o 
aes nitrate ect on wheat 25 
k 
is Nelson ai bones 3 on 231 
Spalding, V. M., al 360 
foetida, “morphology 1 131 
i es a varieties, origin by mutation, 
Seca acaba: Nelson and Kennedy on 
231 
ae lobata, hp tia - 71 
aa Arthur o I4 
Sporangia of Zamia ame 
Sporphyils of Zamia, Sion ao of 
stamens, Juel on Berberis 353 
stangeria, paradoxa 194; Pearson on 292 
230 
< A : 
Steleostemma. I 
Stelmatocodon, Ulrich on 71 
Stem, anatomy of ve iaay £533. Of 
m- 
Dianthera 320; influence of co: 
2 uaa on 3743 ’ influence “al tension on 
Ruellia Me sera <8 in 
en 
Sterility, causes of i in hybrids 10 
ska cog Ye and Sirrine, watt of 7o 
us, Artari on 145 
Stic “0 - . personal 358 
oie sense of some salts and 
poiso 
PR sabi 2 walk of aay 
Stoneman, B., ‘Plants and their ways in 
So a Africa” 1 39 
Strasburger, E, work of 22 
Synapsis, and a oe ee on 
149; ands is, Schaffner on 294 
Synedrella n uostilions, Emst o ngs 
Synizesis and synaps ia, Sichattnes on 274 
