BIBLIOGRAPHY 



Abbot, James. — Scalariform ducts in Prothalli. Quarterly Journal of 



Microscopical Science, new ser., xiv: 401, 1874. 

 Abrams, L. R. — Structure and Development of Cryptomitrium tenerum. 



Bot. Gazette, xxviii: 110-121, 1899. 

 Akerman, Ake. — Uber die Chemotaxis der Marchantia-spermatozoiden. 



Zeitschr. f. Botanik, 11 : 94-103, 1910. 

 Allen, Charles E. — i. Die Keimung der Zygote bei Coleochaete. Ber. 



der deutsch. bot. Gesellsch., xxiii: 285, 1905. 



2. The Spermatogenesis of Polytrichum juniperinum. Ann. Bot., 

 xxxi: 269-290, 191 7. 

 Allison, H. E. — Notes on the vascular connections of the Sporocarp of 



Marsilia polycarpa. New Phytologist, x: 204-206, 191 1. 

 Ambronn, H. — Ueber Poren in den Aussenwanden der Epidermiszellen. 



Pringsheims Jahrb. fiir wiss, Botanik, xiv: 82-109, 1884. 

 Andreas, J. — Ueber den Bau der Wand und die Oeffnungsweise des Le- 



bermoossporogons, Flora, xxxvi : 161-213, 1899. 

 Andrews, W. M. — Apical growth of the roots in Marsilia quadrifolia and 



Equisetum arvense. Botanical Gazette, xv: 174, 1890. 

 Arber, E. a. Newell. — The Past History of the Ferns. Ann. Bot., 



XX : 215-232, 1906. 

 Arcangeli, G. — I. Studi sul Lycopodium selago. Livorno, 1874. 



2. Sulla Pilularia e Salvinia. Nuovo Giornale Botanico Italiano, viii : 

 320, 1876. 

 Archer, James. — ProthaUi with scalariform ducts. Q.J. M.S., new ser., 



XV : 106, 1875. 

 Arnoldi, W. — Die Entwickelung des weiblichen Vorkeims bei den hetero- 



sporen Lycopodiaceen. Bot. Zeit., liv: 159-168,1896. 



2. Beitrage zur Kenntniss der Keitnung von Salvinia natans. Flora, 

 C : 121-139, 1910. 

 AsHWORTH, J. H., On the Structure and Contents of the Tubers of Antho- 



ceros tuberosus. Mem. and Proc. Manchester Literary and Philosophi- 

 cal Society, xli, No. 2, 1896. 

 Bancroft, N. — On the xylem elements of the Pteridophyta. Ann. Bot., 



XXV : 745-760, 1911. 

 Barnes, C. R. — Artificial keys to the genera and species of Mosses. Trans. 



Wisconsin Acad, of Sciences, Arts and Letters, viii : 1890. 



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