﻿Britton, Elizabeth G., and Hollick, Arthur. A new American fossil 



Rydberg, p. a. Phytogeographical notes on the Rocky Mountain 



region— IV. Forests of the Subalpine and Montane Zones - 

 BiCKNELL, Eugene P. The ferns and flowering plants of Nantucket— XIV 

 Arthur, J. C, and Fromme, F. D. A new North American Endophyllum 



(plate 2) 



Hance, Robert T. Pollen development and degeneration in Zebrina 



pendula, with special reference to the chromosomes (plates 3-5) - 

 Britton, Elizabeth G. Mosses of Bermuda (plates 6, 7) - 

 Rock, Joseph F. A new Hawaiian Cyanea (plate 8) - - - - 

 Maxon, William R. The North American species of Psilogramme 

 Dixon, H. N. New and rare Australasian mosses, mostly from Mitten's 



herbarium (plate g) ---------- 



Hall, Harvey Monroe. Notes on Baeria and Lasthenia - - - ] 

 Rydberg, P. A. Notes on Rosaceae— IX ......] 



Connecticut— IV. Plant 



, William R. Polypodium marginellum and its immediate allies - : 

 . Medullary spots and their cause (plates 10, 11) - : 

 Farwell, Oliver Atkins. Notes on the Michigan species of Polygonatum 



(plates 12-18) -.--.-.-..-; 

 Evans, Alexander W. The genus Plagiochasma and its North American 



species ..-...-..--- 259 

 Griggs, Robert F. New species and varieties of Bihai (plate 19) - - 315 

 BiCKNELL, Eugene P. The ferns and flowering plants of Nantucket— XV - 331 

 Farwell, Oliver Atkins. Notes on Michigan Liliaceae (plate 20) - - ; 

 Britton, Nathaniel Lord. Studies of West Indian Plants— VI - - ; 

 Williams, R. S. Mosses from the west coast of South America (plates 



21-25) -.---------- 393 



Mackenzie, Kenneth Kent. Notes on Carex— VIII - 



Stout, A. B. The origin of dwarf plants as shown in a sport of Hibisc 



oculiroseus (plates 26, 27) 



Scott, Ernest L. A study of pasture trees and shrubbery - 



Britton, Nathaniel Lord. Studies of West Indian Plants — VII - 

 Dodge, B. O. The effect of the host on the morphology of certain species 



of Gymnosporangium (plates 28, 29) 5^9 



BiCKNELL, Eugene P. The ferns and flowering plants of Nantucket— XVI 549 



