418 Index to Recent Literature 



Piper, C. V, & Beattie, R. K. The Flora of the Palouse Region. 



1-208. Pullman, Washington. 14 My. 1901. 



Contains descriptions of all vascular plants within thirty-five kilometers of Pullman, 

 Washington. 



Richards, H. M. " A simple Dynamometer/' Torreya, 1 : 48. 19 



Ap. 1 90 1. 



Richards, H. M. Ceramothamnion Codii, a new Rhodophyceous Alga. 

 Bull. Torr. Club, 28: 257-265.//. 21, 22. 21 My. 1901. 



■ 



Robinson, B. L. Further Notes on the Agrimonies. Bull. Torr. 

 Club, 28: 295-300. 21 My. 1901. 



Rusby, H. H. Enumeration of the Plants Collected by Dr. H. H. 

 Rusby in South America, 1885-1886, XXXI. Bull. Torr. Club, 28 : 

 301-313. 21 My. 1901. 



New species in Manihot, Acalypha (6), Alchornea y Conceveiba, Sapium, Phartna- 

 cosycea, Urera (3), Pilea (4) and Boehmeria. 



Rydberg, P. A. Studies on the Rocky Mountain Flora — V. Bull. 

 Torr. Club, 28: 266-284. 21 My. 1901. 



New species in Sporobolus, Carex, Streptopus, Vagnera (2), Limnorchis, Piperia 

 (gen. nov. ), Corallor hiza, Salix (4), Blitum^ A/sine, Arenaria, Delphinium (2), 

 Erysimum, Draba, Physaria (3), Cardamine, Thlaspi (2), Sophia and Sedum (2). 



Rydberg, P. A. The North American Twinflowers. Torreya, I : 

 52-54. 22 My. 1901. 



Rydberg, P, A. The Oaks of the Continental Divide North of Mexico. 

 Bull. N. Y. Bot. Garden, 2: 187-233. pL 25-33. 27 My. 1901. 



Includes Quercus submollis, Q. Vreelandii, Q. leptophylla, Q. nitescens, Q. East- 

 woodiae^ Q. Havardi y Q. pauciloba, Q. Mohriana, and Q. Wilcoxii, new species. 



Sargent, F. L. Amadon Touchwood, Tinder or Spunk ; its History 

 and Uses. Sci. Am. Suppl. 51 : 21227, 21228./. 7-j. 18 My. 

 1901. 



Notes on the economic uses of P olypor us foment arius. 



Schmid, B. Ueber die Einwirkung von Chloroformdampfen auf ru- 

 hende Samen. Ber. deutsche bot. Gesellsch. 19: 71-76. 26 Mr. 

 1 90 1. 



Scribner, F. L. American Grasses — II. Bull. U. S. Dept. Agric. 

 (Div. Agrost.), 17: 1-349. /. 303-627. 1901. \ 



A revised edition with numerous changes. 



Small, J. K, A Kentucky Cornel. Torreya, 1 : 54, 55. 22 My. 

 1901. 



Cornus Priceae, sp. nov. 



Small, J. K. Shrubs and Trees of the Southern States. Bull. Torr. 

 Club, 28: 290-294. 21 My. 1901. 



New species in Prunus, Leucothoe, Hypericum and Ptelea (3). 



