268 Index to American botanical literature 



Saxifr 



Rolfe, R. A. Oncidium corynep/iorum and O. Leopoldianum. Orchid 

 Rev. 13: 334-33 6 - N x 9°5- 



Natives of Peru. 



Rolfe, R. A. Oncidium Lindenii. Orchid Rev. 13 : 120. Ap 1905. 



Native of Mexico. 



Rolfe, R. A. Oncidium Lowii. Orchid Rev. 13: 126. Ap 1905. 



Native of Mexico. 



Rolfe, R. A. Zygopetalum protherocanum. Orchid Rev. 13: 163. 



My 1905. ' . 



Identified as Z. triste Rodrig., of Brazil. 



Rosendahl, C. 0. Die nordamerikanischer 



wandtschafts-Verhaltnisse in Beziehung zu ihrer geographischen Ver- 

 breitung. Bot. Jahrb. Beibl. 83: 1-87. //. 4,5. 22 D 1905. 



Ross, H. Beitrage zur Kenntnis der Pflanzenwelt Slidamerikas. I. 

 Oesterr. Bot. Zeits. 55: 466-468. D 1905. 



Description of Urtica Buchtienii sp. nov., a native of Chile. 



Sackett, W. G. Some bacterial diseases of plants prevalent in Michigan. 

 Mich. Agric. Exp. Sta. Bull. 230 : 203-220. f. 1-6. Je 1905. 



Schneider, C. K. Beitrag zur Kenntnis der Arten und Formen der 

 Gattung Cercocarpus Kunth. Mitteil. Deuts. Dendr. Gesells. 14 : 

 125-129. 1905. 



Schneider, C. K. Die Gattung Berberis (Euberberis) . Vorarbeiten 

 fiir eine Monographic Bull. Herb. Boissier II. 5 : I 33" I 48. 31 



J a x 9°5 J 39 x -403. 3 1 Mr x 9 5 J 449-464. 29 Ap 1905 ; 655- 

 670. 30 Je 1905 ; 800-812. 31 Jl 1905 ; 813-831. 31 Au 1905. 



Recognizes 156 species, of which 82 are American. 



Schneider, C. K. Die Gattung Berberis (JSuberberis). Mitteil. Deuts. 

 Dendr. Gesells. 14: 111-124. 1905. 



Shaw, G. R. Pinus Pinceana. Gard. Chron. III. 38 : 122. f. 42. 

 12 Au 1905. 



Sheldon, J. L. A report on plant diseases of the state. W. Va. Agric. 

 Exp. Sta. Bull. 96: 69-99. 3° J e I 9°5- [Illust.] 



Smith, C. 0. The study of the diseases of some truck crops in Dela- 

 ware. Del. Agric. Exp. Sta. Bull. 70 : 1-16. pi. 1, 2+/. 1 -6. 3° 

 Mr 1905. 



Smith, R. E. Asparagus and asparagus rust in California. Calif. 

 Agric. Exp. Sta. Bull. 165: 1-99./. 1-46. 1905. 



Smith, R. E. Pear scab. Calif. Agric. Exp. Sta. Bull. 163: i-i»- 

 /. /-p. 1905. 



