Index to American botanical literature 511 



Ramaley, F. The seed and seedling of the mountain globe-flower. 

 Univ. Colo. Stud. 3: 93-95. /. 1-13. Mr 1906. 



Reed, H. S. & Smoot, I. The mechanism of seed-dispersal in Poly- 

 gonum virginianum. Bull. Torrey Club 33: 377-386. /. 7-7. 1 

 Au 1906. 



Robinson, B. L. Studies in the Eupatorieae. Proc. Am. Acad. Arts 

 & Sci. 42 : 1-48. 24 My 1906. 



With new species in Piqueria (4), Helogyne, Alomia, Stevia, Trichogonia, and 

 Enpatorium (8). 



Rose, J. N. Terebinthus Maerfougali, a new shrub from Lower Cali- 

 fornia. Torreya 6: 1 69-1 71. /. 5. 25 Au 1906. 



Rusby, H. H. A historical sketch of the development of botany in 

 New York City. Torreya 6: ioi-iii. 20 Je 1906; 133-145. 

 25 Jl 1906. 



Rydberg, P. A. Bossekia or Rubacer. Torreya 6: 165-169. 25 

 Au 1906. 



Rydberg, P, A. Flora of Colorado. Agr. Exp. Sta. Colo. Bull. 100: 

 i-xxii. 1-448. map. [Au] 1906. 



* 



Schiffner, V. Bemerkungen iiber Riccardia major S. O. Lindb. 

 Oesterr. Bot. Zeits. 56: 169-174. Je 1906. 



Shantz, H. L. A study of the vegetation of the Mesa region east of 

 Pike's Peak. I. Structure of the formation. Bot. Gaz. 42 : 16-47. 

 /. 7-7. 28 Jl 1906. 



Shreve, F. The development and anatomy of Sarracenia purpurea. 

 Bot. Gaz. 42 : 107-126. //. J-5. 30 Au 1906. 



Shreve, F. A winter at the tropical station of the Garden. Jour. N. 

 Y. Bot. Gard. 7: 193-196. Au 1906. 



Smith, A. M. A list of mosses collected on the Adirondack League 



Club tract, Herkimer Co., New York. Bryologist 9: 63-66. 2 Jl 



1906. 

 Spalding, V. M. Absorption of atmospheric moisture by desert shrubs. 



Bull. Torrey Club 33: 367-375. 1 Au 1906. 

 Sprague, T. A. Gurania malacophylla. Curt. Bot. Mag. IV. 2 : //. 



8085. 1 Jl 1906. 



Native of Brazil. 



Squires, W. A. The passing of the prairie flora. Plant World 9 : 



162-164. [Au] 1906. 

 Towle, P. M. Notes on the life-history of the mniums. Bryologist 



9: 54-5 6 - 3 M y I 9 o6 > 



