Neue Litteratur. 235 



Rafter, G. W., The freshwater Algae and their relations to the puiity of public 



water supplies. (Eng. and Build. Rec. Vol. XX. 1889. p. 115, 116. 129, 131 



and American Society Civ. Eng. 1890. May 1.) 

 Rodriguez, J., Datos algologicos. III. Una especie nueva del genero Cladhymenia. 



(Anales de la Socied. Esp. de historia natur. Tom. XIX. 1890. p. 97—100, 



Lam. II.) 



Pilze: 

 Ullis, J. B. and Everhart, B. M., Mucronoporus Andersoni. (The Journal of 



Mycology : devoted especially to the study of fungi in their relation to plant 



diseases. Vol. VI. 1890. No. 2. p. 79. > 



and Tracy, S. M., A iew new fungi. (1. c. p. 76.) 



Fairchild, David G., Index to North American mycological literature. (The 



Journal of Mycology: devoting especially to the study of fungi in their relation 



to plant diseases. Vol. VI. 1890. No. 2. p. 80.) 

 Fainnaii, Charles E., Fungi of Western New York. (Proceedings of the 



Rochester Academy of Science. 1890. p. 43—53. 2 plates.) 

 Mac Millan, Conway, Note on a Minnesota species of Isaria and an attendant 



Pachybasium. (1. c. p. 75.) 



Flechten: 



Eckfeldt, Jollll W., A further enumeration of some Lichens of the United 

 States. (Bulletin of the Torrey Botanical Club of New-York, a Monthly Journal 

 of Botany. Vol. XVII. 1890. No. 10. p. 255.) 



Muscineen : 



Britton, Elizabeth G., A handbook of the mosses of North-eastern America. 



(Bulletin of the Torrey Botanical Club, a Monthly Journal of Botany. Vol. 



XVII. 1890. No. 10. p. 260.) 

 Underwood, Lucien M., A new North American Lejeunea. (1. c. p. 258.) 



Gefässkryptogamen : 



Flechtner, Joh., Ueber neue und seltenere Gefässkryptogamen nebst Bemerkungen 

 über diese Classe im Allgemeinen. (Gartenflora. Jahrg. XXXIX. 1890. H. 21. 

 p. 583.) 



Siiiilll, John K , Notes on Aspleninm pinnatifidum. (Bulletin of the Torrey 

 Botanical Club, a Monthly Journal of Botany. Vol. XVII. 1890. No. 10. p. 257.) 



Stone, "Witnier, Note uii Asplenium pinnatifidum. (1. c. p. 261.) 



Physiologie, Biologie, Anatomie und Morphologie: 



Gregory, Emily L., Notes on the manner of growth of the cell wall. With 



plate CIX. (Bulletin of the Torrey Botanical Club, a Monthly Journal of 



Botany. Vol. XVII. 1890. No. 10. p. 247.) 

 Halsted, Byron D., Artiticial germiuation of Milkweed pollen. (Microscope. 



Vol. X. 1890. p. 229—230. Illustr.) 

 Huth, Ernst, Ueber geokarpe, amphikarpe und heterokarpe Pflanzen. (Huth, 



Ernst, Sammlung naturwissenschaftlicher Vorträge. Bd. III. 1890. Heft X.) 



8°. 31 pp. Berlin (Friedländer & Sohn) 1890. 

 Kienitz-Gerloff, F., Die Schutzmittel der Pflanzen. [Forts.] (Naturwissenschaftl. 



Wochenschrift. Bd. V. 1890. No. 44. p. 434.) 

 Ligflier, 0., Contributions a la connaissance du bouton floral male de Chamae- 



dorea elegans. (Bulletin de la Societe Lineenne de Normandie. Ser. IV. Tome 



IV. 1890. Fase. 1/2. p. 23.) 



Systematik und Pflanzengeographie: 

 Bennett, James L., Polygonatum biflorum. (Bulletin of the Torrey Botanical 



Club, a Monthly Journal of Botany. Vol. XVII. 1890. No. 10. p. 259.) 

 Brandegee, T. S., Flora of the Californian islauds. (Zoe. Vol. I. 1890. p. 129 



— 148.) 

 Britton, Jf. L., Contributions to the Texan botany. (Transactions of the New 



York Academy of Sciences. Vol. IX. 1890. p. 181 — 185.) 

 Correvon, H., Schutz der Alpenpflanzen. (Neubert's Deutsches Gartenmagazin.. 



Jahrg. XLIII. 1890. Heft 10. p. 289.) 



