414 Index to American botanical literature 



Eichlam, F. Beitriige zur Kenntnis der Kakteen von Guatemala ^ — IV. 

 Opuntia pu7mla Rose. Monats. Kakteenk. ig : 57, 58. 15 Ap 

 1909, 



Eichlam, F. Mamillaria Celstana Lem., var. guaiemalensis Eichlam 

 n, var. Monats. Kakteenk. 19: 59, 60. 15 Ap 1909. 



Elmer, A. D. E. Synopsis of Artocarpus. Leafl. Philippine Bot. 2: 

 609-626, 15 Mr 1909. 



Elmer, A. D. E. Synopsis of Fagraea, Leafl, Philippine Bot. 2 : 

 595-601. 23 F T909. 



Elmer, A. D. E. The genus Hydrocotyle. Leafl. Philippine Bot. 2 ; 

 627-629. 20 Mr 1909. 



Fernald, M. L. An inland variety of Proserpinaca palustris. Rho- 

 dora II : 120. 7 Je 1909, 



Variety amblygona described as new. 



Fernald, M. L. The variations of Arenaria peploides in America. 

 Rhodora ll : 109-115. 7 Je 1909. 



Variety maxhna described as new. 



Fink, B. The composition of a desert lichen flora. Mycologia i : 



87-103- 4 Je 1909. 

 Fritel, P. H., & Viguier, R. Les Equisetum fossiles et leur structure. 



Rev, Gen. Bot. 21 : 129-142. f. i-y. 15 Ap 1909. 



Frye, T.C. Peculiarity \n Neckera MenziesH, Bryologist 12 : 52, 53. 

 //. 6. I My 1909. 



Gardner, N. L. ■ New Chlorophyceae from California. Univ. California 

 Publ. Bot. 3 : 371-375. //. 14. 26 Ap 1909. 



Includes new species in Endophytopt gen. nov., Ulvella, and Pseudodictyon gen. 



nov. 



[Gibson, H. H.] American forest trees — 78. Wahoo, Evo?iynms 



airopurpureus]diQ(l. Hardwood Record 28^: 19, 20. 10 My 1909. 

 [Illust.] 



Girault, A. A. The future of nomenclature. Science IL 29: 814- 

 816. 21 My 1909. 



Gleason, H. A, Some unsolved problems of the prairies. Bull, Torrey 

 Club 36: 265-271. 3 Je 1909. 



Greene, E. L. Canadian species of Thalictrum — I. Ottawa Nat. 23 : 

 ^7~'9- 30 Ap 1909. 



Includes 4 new varieties of Thalictrum alpinum, 



Griggs, R. F. A note on amitosis by constriction in Synchytrimi. 

 Ohio Nat. 9: 513-515. / 1^4. 4 My 1909. 



