Index to American botanical literature 543 



Eaton, A. A. Pteridophytes observed during three excursions into 

 southern Florida. Bull. Torrey Club 33 : 455-486. 5 O 1906. 



Includes description of Tectaria Amesiana sp. nov. 



Elmer, A. D. E. Philippine Rubiaceae. Lean. Philipp. Bot. i: 1-41. 

 8 Ap 1906. 



Includes descriptions of 45 new species in 20 genera. 



Evans, A. W. Hepaticae of Vancouver Island. Postelsia 1906 : 213- 

 233. 1906. 



Fairman, C. E. Pyrenomyceteae novae in leguminibus Robiniae. 

 Ann. Myc. 4: 326-328. /. 1-4, 1 Au 1906. 



New species in Leptosphaeria y Metasphaeria (2), and Pleospora. 



Fitch, R. The action of insoluble substances in modifying the effect 

 of deleterious agents upon the fungi. Ann. Myc. 4: $15-322. x 

 Au 1906. 



Fitzpatrick, T. J. The Iowa gentians. Iowa Nat. 2 : 11-19. 31 My 

 1906. 



Gager, C. S. Tuber-formation in Solatium tuberosum in daylight. 

 Torreya 6: 181-186. /. 1. 27 S 1906. 



Greene, E. L. Certain rosaceous genera. Leaflets 1 : 237-244. 24 

 S 1906; 245. 17 O 1906. 



Diagnoses of 7 new genera and several new species. 



Greene, E. L. Mitellastra and Rubacer. Leaflets I : 229-236. 24 

 S 1906. 



Greene, E. L. A new bland violet. Leaflets 1 : 247. 17 O 1906. 



Viola minuscula sp. nov., from western New York. 



Greene, E. L. An orchid note. Leaflets 1 : 237. 24 S 1906. 



Greene, E. L. Some oriental Rubus allies. Leaflets 1 : 246. 17 O 

 1906. 



Includes a new genus, Calyctenintn* 



Griggs, R. F. Renfrewia parvula, a new kelp from Vancouver Island. 

 ^Postelsia 1906 : 245-274. pi. 16-19. 1906. 



New genus and species. 



Harper, R. M. A hitherto unnoticed relation between Viola pedata 

 and Iris verna. Torreya 6: 192, 193. 27 S 1906. 



