150 INDEX TO AMERICAN BOTANICAL LITERATURE 
Nash, G. V. The Funkias or day-lilies. Torreyarr1:I-9. 31 JaiIgil. 
Osterhout, G. E. A new study of Carduus. Muhlenbergia 6: 142. 
20 Ja 1911. 
Osterhout, G. E. Two new species from Colorado. Muhlenbergia 
Bi Lt tS, Foe: 16rs, 
Schmalizia pubescens Osterhout and Carduus vernalis Osterhout. 
Overton, J. B. Studies on the relation of the living cells to tran- 
spiration and sap-flow in Cyperus—I. Bot. Gaz. 51: 28-63. f. I. 
17 Ja 1911;—II. Bot. Gaz. §1: 102-120. f. 2,3. 16 F 1911. 
Palmer, E. J. Flora of the Grand Falls chert barrens. Trans. Acad. 
Sci. St. Louis 19: 97-112. 15 D 1910. 
Pember, F. T. A fern collector in Florida. Am. Fern Jour. 1: 45-48. 
13. Figh. 
Pennell, F.W. <A new Gerardia from New Jersey. Torreya 11: 15, 16. 
31 Ja 191}. 
mulosa Pennell. 
Piper, C. V., & Morse, W. J. The soy bean; history, varieties, and 
field studies. U.S. Dept. Agric. Bur. Pl. Ind. Bull. 197: 9-84. 
pl. 1-8. 31 D i910. 
Reynolds, E.S. Notes on Botrychium from Tennessee. Rhodora 13: 
14,-15: 44 1903. 
Robinson, B.L. Erucastrum Pollichii adventive in America. Rhodora 
53°10-12.: 4 F 1013. 
Rolfe, R. A. Masdevallia pachyura. Curt. Bot. Mag. IV. 7: pl. 8361. 
F rg1t. 
Rydberg, P. A. Studies on the Rocky Mountain flora—XXV. Bull. 
Torrey Club 38: 11-23. 15 F tort. 
New species in Ptilocalais, Crepis, Heteropleura, A goseris (3), and Lactuca. 
Scheck, —. Die Douglasie, Sitkafichte und Bankskiefer in ihrer 
Heimat und in Pommern. Mitteil. Deuts. Dendr. Gesells. IgI0: 
13-23. 1910. 
Schreiner, O., & Sullivan, M. X. Reduction by roots. Bot. Gaz. 
51: 121-130. 16 F 1911. 
Selby, A. D. The blister rust of white pine (Peridermium Strobi 
Klebahn) found in Ohio. Ohio Nat. 11: 285, 286. 7 F 191. 
Sherff, E. E. Tragopogon pratensis X porrifolius. Torreya 11: 14, 15. 
31 Ja 1911. 
Shreve, F. The ecological plant geography of Maryland. Maryland 
Weather Service 3: 101-148, 199-219, 275-292. f. £8 + pl. 7-12, 
19, 20, 28-30. 1910. 
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