52 Litteralurbericht. — Eingegangene neue Litteratur. 



Ifathorst, A. G. : Beiträge zur Kenntnis einiger mesozoischer Cycado- 

 phyten. — Kongl. Svenska Vetensk.-Akad. Handl. XXXVI (1902), 

 n. 4, 28 p. mit 3 Taf. 



Oliver, F, W. : On a vascular sporangiiim from the Stephanian of Grand 

 Groix. — Tlie new Phytologist Vol. I, 1902, p. 60-67, mit \ Taf. 



Scott, D. H.: On the structure and affinities of fossil plants from the 

 palaeozoic rocks IV. The Seed-like fructilication of Lepidocarpon^ 

 a genus of Lycopodiaceous cones from the carhoniferous formation. 

 — Philosoph. Trans, of the Royal society of London CXCIV (1901), 

 p. 291-333, mit 6 Taf. 



Weiß, F. E. : On Xenoplnjton radiculosum (Hick.) and on a Stigmarian 

 Rootlet probably related to Lepidophloios fuUginosus (Williamson). — 

 3Iemoirs and proceed. of the Manchester Literary and Philosoph. 

 Soc. XLVI, 1902, n. 9, p. 1—19 des Sep.-Abdr., mit 3 Taf. 



Embryophyta siphonogama. 



Cycadales. 



Webber, Herbert J. : Spermatogenesis and fecundation of Zaniia. — U. S. 



Department of agriculture, 1901, p. 1 — 92, mit 1 Taf. 

 Worsdell, W. C: The comparative anatomy of certain species of En.- 



cephalartos Lehm. (Transact, Linn. Soc. London, 1900, p. 445—459). 



Coniferae. 



Arthur, J. C: Generic nomenclature of Gedar apples. — Proceed. of the 



Indiana Academy of sciences 1900, p. 131 — 136. 

 Bessey, Charles E.: The morphology of the pine cone. — Botan. 



Gazette vol. XXXIU (1902), p. 157—159, mit 1 Taf. 

 Cavara, F.: Osservazioni morfologiche sulle gimnosperme. Notizie pre- 



liminari. 1. Oogenesi nell Abies pectmata. — Bull, della Soc. botan. 



ital. 9. Dec. 1900, p. 317—322. 

 Coker, W. C: Notes on the gametophytes and embryo oi Podocarpus. — 



Botan. Gazette XXXIII, 1902, p. 89—107, mit 3 Taf. 

 Harshberger, John, W. : Cockscomb fasciation of pine apples. — Proceed. 



Acad. of Natur. Sciences of Philadelphia Decemb. 1901, p. 609 — 611, 



mit 1 Textfig. 

 Land, W. J. G.: A morphological study of Thuja. Contributions from 



the HuU Botan. Labor. XXXIX. — Botan. Gazette XXXIV, 1902, 



p. 249—259, mit 3 Taf. 

 Masters, Maxwell T. : Hyluid conifers. An addres to the scientific 



committee at the opening of the session Febr. 12., 1901. — Journ. 



Boy. horticult. Soc. 1901, 14pp., mit 33 Fig. 



