iv Contents 



Peck, Charles Horton. New species of fungi ----- 329 

 Banker, Howard J. A new fungus of the swamp cedar (with plate 24) 341 

 Reed, George M. The mildews of the cereals - - , - - 353 

 Griggs, Robert F. On the characters and relationships of the Platana- 



ceae (with plate 25) 



389 



Rydeerg^ Per Axel. Notes on Rosaceae — II ------ jffj 



w 



Druce, G. Claridge. What is Convallaria odorata Mill. ? - - - 409 

 Butler, Bertr.\m T, The western American birches - - - - 421 

 Bicknell, Eugene P. The ferns and flowering plants of Nan- 



tucket— V. 



441 



Gregory, Louise Hoyt.. Notes on the effect of mechanical pressure on 



the roots of Vicia Faba 



457 



Benedict, Ralph Curtiss. The genus Ceratopteris : a preliminary 



revision 



- , .- - 463 



Mackenzie, Kenneth Kent. Notes on Carex — V. - - - - 477 



Silberberg, Berenice. Stimulation of storage tissues of higher plants 



by zinc sulphate 



489 



Eggleston, W. W. The Crataegi of Mexico and Central America - 501 



Morris, E. L. North American Plantaginaceae — III. -' - - - 515 



Rydberg, Per Axel. Studies on the Rocky Mountain flora — ^XIX. - 531 



Druce, G. Claridge. Helleborine Hill or Epipactis Adans. ? - - - 543 



549 



Stone, R. E. A new species of Puccinia - - - - 

 Black, Caroline A. The development of the imbedded antheridium 

 in Dryopteris stipularis (Willd.) Maxon and " Nephrodium molle" 

 (with plates 26-28) - - - -- - - - - - 557 



w 



Goodlatte, Amelia Richardson. Notes on the anatomy of Parosela 



spinosa (A. Gray) Heller (with plate 29) _ _ _ - _ 573 

 Harper, Roland !M. Some coastal plain plants in the Piedmont region 



of Georgia 



583 



House, Homer Doliver. Studies in the North American Convolvulaceae 



•V. Quamoclit 



595 



McGregor, Ernest A. Two new spermatophytes from California - 605 

 Graham, Margaret, The development of the sporogonium and adja- 

 cent tissues of the gametophore of Conocephalum conicum (with 



plates 30-33) ---- -- 



Staber, Maud J. Notes on the anatomy of Sesban macrocarpa MuhL 



615 



(with plate 34) 



625 



CoKER, W. C- Additions to the flora of the Carolinas - - - - 635 



Eggleston, W. W. New North American Crataegi . - - - 639 

 Schneider, Richard C. New combinations in Araliaceae - - - 643 

 Rock, Joseph F. A new Hawaiian Scaevola - - - - - - 64. 



Harshberger, John W. The plant formations of the Nockamixon 



Rocks, Pennsylvania 



651 



Rydeerg, Per Axel. Studies on the Rocky Mountain flora — XX. - - 67 



Index to American botanical literature (1908) - - 51, 113, 171, 345 



Index to American botanical literature (1909) 



227, 275, 411, 485, 553, 611, 647, 699 



