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^2 Litteralurbericht. — Eingegangene neue Litteratur. 



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Nathorst, A. G, : Beitrage zur Kenntnis einiger mesozoischer Gycado- 



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

 n. 4, 28 p. mit 3 Taf. 



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



Croix. — The new Phytologist Vol. I, 1902, p. 60-67, mit 1 Taf. 



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



palaeozoic rocks IV, The Seed- like fructification of Lepidocarpon^ 

 a genus of Lycopodiaceous cones from the carboniferous formation. 

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

 p. 291—333, mit 6 Taf. 



WeiB, F. E. : On Xenophyton i^adiculomim (Hick.) and on a Stigmarian 



Rootlet probably related to Lepidophloios fuliginosiis (Williamson). 

 Memoirs and proceed, of the Manchester Literary and Philosoph. 

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



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Embryophyta siphonogama. 



Gycadales. 



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



Department of agriculture, 1901, p. 1 — 92, mit 7 Taf. 

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



cephakirtos Lehm. (Transact. Linn. Soc. London, 1900, p. 445—459]. 



Coniferae. 



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



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

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



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

 Cavara, P.: Osservazioni morfologiche suUe gimnosperme. Notizie pre- 



ilal. 9. Dec. 1900, p. 317—322. 



pectinata. — Bull, della Soc. botan. 



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



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



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

 mit 1 Textfig. 



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



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

 p. 249—250, mit 3 Taf. 



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



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

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



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