PAGE 
Coupin, Henri — Determination of the Optimum of Humidity required by the 
Oscillariex SI 8 
Griffiths, B. Millard — Heleoplankton of Three Berkshire Pools 318 
Carter, Nellie — Fresh-water Algx of New Caledonia 319 
Mayer, Anton — Contributions to the Diatom-Flora of Bavaria 319 
i Fritsch, F. E. — Moisture Relations of Terrestrial Algx. 1 . Some General Obser- 
vations and Experiments 319 
Wann, F. B. — Fixation of Nitrogen by Green Plants 320 
Nichols, Susan P. — Method of Healing in some Algal Cells 320 
df. Puymaly, A . — Reproduction of Vaucheria by Amoeboid Zoospores 320 
Bullock- Webster, G. R. — Notes on Charophytes 321 
Groves, James — Charophyta of New Caledonia . . 321 
Okamura, K., K. Onda, & M. Higashi — Preliminary Sotes on the Development of 
the Carpospores of Porphyra tenera Kjellm 321 
| Skottsberg, Carl — Systematic Position of “ Delesseria quercifolia ’'from California 322 
Sauvageau, C., & G. Deniges — Efflorescence of Rhodymenia palmata ; Presence of 
a Xylane in the Florulex 322 
Mazza, Angelo — Additions to Oceanic Algology 322 
Setchell, William Albert, & Nathaniel Lyon Gardner — Phycological Con- 
tributions II. to VI 323 
Sauvageau, C., & G. Deniges — Efflorescences of Cystoseira 323 
Freundler, P., Y. Menager, & Y. Laurent — Composition of the Laminariex .. 323 
Fungi. 
Schwarze, Carl A .. — Method of Cleavage in the Sporangia of Certain Fungi .. 324 
Haskell, R. J . — Phytophthora infestans on Egg-plant in the United States .. .. 324 
Martin, George W. — Chytridiaceous Fungus parasitic on a Marine Alga . . .. 324 
Juel, H. O . — Cytological Fungus Study. II. Research on Some Hemiascex .. . . 324 
Bataille, F . — Analytic and Descriptive Flora of Tuber oidex in Europe and North 
Africa 325 
Peyronel, B . — Observations on the perfect Form of the Oak Oidium in Italy .. 325 
Durand, Elias J . — Genus Catinella 325 
Jagger, I. C . — Sclerotinia minor sp. n. injurious to Lettuce , Celery and other Crops 
in the United States .. .. 325 
Miles, L. E . — Myriangium on Pecaw (Carya illinoensis ) 325 
Jackson, H. S . — New or Noteworthy Rusts on Car ducacex , - 325 
Kirchner, O. von — Susceptibility of Wheat to Bunt 326 
Lakon, Georg — Susceptibility of Pha^eolus vulgaris and P. multiflorus to Rust 
and other Diseases . 326 
Weber, George F . — Studies of Corn Rust 326 
York, Harlan H., & Walter H. Snell — Experiments in the Infection of Pinus 
Strobus with Cronartium Ribicola 326 
Fromme, F. D . — Incidence of Loose-Smut in Wheat Varieties 326 
Hedgcock, G. G,, & Glenn Gardiner — Two Important Pine Cone Rusts and their 
New Cronartial Stages 327 
Bubak, Francois — New Species of the Genus Urocystis .. 327 
Riofrio, Benito Fernandez —Data for the Mycological Flora of Cataluna .. .. 327 
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