Index to American botanical literature 453 



Quehl, L. Mamillaria Riistii Quehl, n. sp. Monats. Kakteenk. 15: 

 '73- 15 N 1905. 



Native of Honduras ; described from cultivated material. 



Ramaley, F. A study of certain foliaceous cotyledons. Univ. Colo. 



Stud. 2 : 255-264. f. 1-45. Je 1905. 



Rehder, A. Acer tetramerum Pax, var. lobulatum Rehder, nov. var. 

 Repert. Nov. Sp. I: 174, 175. 30 N 1905. 



Reiche, K. Flora de Chile. 4 : 1-488. Santiago de Chile, 1905. 



Reprinted, with new pagination, from Anal. Univ. Chile, v. 111-116 (1902-1905). 



Reiche, K. Rudolf Amandus Philippi. Ber. Deuts. Bot. Gesells. 22 : 

 (68)-(8 3 ). 7 JI1905. 



Biography and bibliography. 



Roland-Gosselin, R. Quatre Cactees nouvelles du Mexique. Bull. 

 Mus. Hist. Nat. Paris 11 : 506-510. 1905. 



New species in Cereus (2) and Pilocereus (2). 



Rusby, H. H. Phyllonomaceae. N. Am. Fl. 22: 191. 18 D 1905. 



Safford, W. E. The useful plants of the island of Guam. Contr. U. 

 S. Nat. Herb. 9: 1-416. pL 1-70. 8 Ap 1905. 



Sargent, C. S. Crataegus in eastern Pennsylvania. Proc. Acad. Nat. 

 Sci. Phila. 57: 577-656. 25 S 1905; 657-661. 2 N 1905. 



Eighty species are listed, of which 47 are described as new. 



Schaffner, J. H. The classification of plants, II. Ohio Nat. 6 : 386- 

 390. 3 N 1905. 



Schaffner, J. H. Key to the Ohio dogwoods in the winter condition. 

 Ohio Nat. 6: 419. 18 D 1905. 



Schaffner, M. Free-floating plants of Ohio. Ohio Nat. 6 : 420, 

 421. 18 D 1905. 



Schindler, A. K. Halorrhagaceae. Das Pflanzenreich 4" 5 : 1-333. 

 / 1-36. 12 D 1905. 



Small, J. K. Pterostemonaceae. N. Am. Fl. 22 : 183. 18 D 1905. 



Small, J. K. & Rydberg, P. A. Hydrangeaceae. N. Am. Fl. 22 : 



159- 78. 18 D 1905. 



Includes a new genus, Neodeutzia, and 14 new species in 3 genera. 



Small, J. K. & Rydberg, P. A. Saxifra^aceae. N. Am. Fl. 22 : 



81-158. 18 D 1905. 



Includes 3 new genera, and 64 new species in 14 genera. 



Starback, K. Ascomyceten der schwedischen Chaco-Cordilleren- 

 Expedition. Ark. Bot. 5 7 : i~35- P l - T * 3° D I 9°5- 



Two new genera, and 35 new species in 27 genera, are described as new. 



