288 
Exchanges 
Porto Rico Experiment Station, 
Mayagu: ez, see Porto Rico, Uni- 
versity o! 
Porto Rico Experiment Station, 
a Piedras 13: 184, 198; 15: 
Porto rae Fae of 15: 19, 
Or, 116 
2:98 
Range, 1 ae ae 
Rankin, W. 
Rapp, Severin . oe 13: 198; 15: 
151 
Reinbold, Th. 9: 128, 230 
Reukart, Carlus 133 
ichter, M. 8: 50 
Roberts, H. F. 5: 153 
Robinson, C. B. 13: 153 
Robinson, W. J. 1 
Rochester Park System 14: 40 
Roehr: ‘o., Julius 7 
Rolfs, P. H. 8: 50 
Rou, Julius 2: 64; 9: 122; 12: 39; 
15: 173 
Rorer, J. B 
ose, J. ‘218, 226; 5: 17, 23, 
47, 70, 185-185 ¥: 201; 15: 20, 
45, 92, 
Roth, 
Rusby, H. H. 5: 184; 14: 156 
St. John's College 4: 226 
Saunders, D. A. 9: 128 
Savastano, Luigi 4: 165 
Schaffner, J. H. 13: 20 
cheuber, we . W. 2: 190 
Schneck, J. 5: 
k 
panne ol of Ae eee Portici 15: 
Schultz, Ww.L 
Schultz & Sons 
Seed Laboratory, Otiaws 13: 20 
Selby, 190; 4: 77 
Sete, os A. x as ‘128: 14: 
215; 15: 
Seton, E. T a i 
Sharp, Mrs. Bs iD 12: 107 
Shear, C. L. 276 
Sheldon, J. Lo 10: 72; 13: 166 
Shepard, Mrs. F. J. 13: 167 
Sherman, Lewis 15: 188, 202, 232 
inn, - 3: 16-19, 
Shi 39 
Siebrecht & coe 4: 218; 5: 184, 
225; 7: 185; 10: 169 
Smith, B. H. Ga 
Exchan: 
Smith Li ae 4:94 
Smith, C. P. 
eaide Mrs. H. M. a 156; 6: 22 
Smith, J. J. 8 
ay rae Taetleation I: 189; 2: 
2 13: 
MM. P. 8: 142; 10: 44 
aay, . C. 15: 20 
ae Univesity 13: 49 
. S. 2: 188 
tover, I07, 132 
ullivant Moss Sey IL: 54 
umstine, . 5: 19, 20, 46, 703 
6: 74; 9: 40; 10; ee 13: 253 
Svedelius, Nils 9: es 
Sydow, P. 2: 6. ae 
Theriot, Irénée Is: ic 189, 203 
Thornber, J. J. 
Thorpe, Ma S.7 ; 8: 70 
eee ee nda ro: 
i i. W. 4: 108 
Tracy, S. a 3: 373 4: 108; 5: 17, 
18, 23, 
Peon .N. 5: 528 
a William 2: corre 8: 122 
Treub, M naan 
Tricker, Will ia: 
ema College, ae 5: 186; 9: 
Tattle, Mrs. B. B. 7: 185, 201, 283; 
= 1 oe ee I04; 10: 216, 240; 
259 144 
eee Bran 2: be 80; §: 128 
Umbach, L. M. 
Umemura, J. 13 re 
poe Fruit ae Surnam Division 
212 
United States Biological Survey 
: 86 
United States ph gory of 
Agriculture 1: I 
oo 5: 2i 
167, 199 
ee I: 63, 195; 6: 109 
Forest Service 8: 49, 227; Io: 
ya: 
45; 12: 40, 1 
Plant oe arenas I: 19 
Plant 2 lo 
1543 
245; 9: 40. 134; 10: 19, 
