46 OUR NATIVE f ERA'S AND THEIR ALLIES. 



The American literature bearing on the subject is as follows : 



Beck (Lewis C.)- Synoptical tables of the Ferns and Mosses 

 of the United States. In Silliniaji s Journal, iv (1829). 



Davenport (George E.). Aspidiumspinulosum (Swz.) and 

 its varieties. In A/iiericafi Naturalist, xil, 707-717 (1878). 



New species of Ferns. In Bulletin of the Torrey Bat. 



Club, VI, 190, 191 (1877) ; VII, 50, 51 (1880); VIII, 61, 62 (1881); 

 X, 61, 62 (1883). 



Fern notes. In Bulletin of the Torrey Bot. Club, vii, 85, 



86 (1880) ; VIII, 88, 89 (1881); IX, 20-23. 68, 69, 99-101 (1S82) ; 

 X, 4-7 (1883); XII, 21-24 (1885); XIII, 81, 82, 129-135 (1886); 

 XV, 225-229 (1888). 



Eaton (Daniel C). Ferns of the Mexican Boundary. In 

 Mexican Boundary Survey (1857). 



Ferns of the Southern States. In Chapman : Flora of 



the Southern States (i860). 



Ferns of the Northern United States. In Gray : Man- 

 ual of Botany, 6th edition (1890). 



Notes on some of the plants in the herbaria of Linne 



and Michaux. In Canadian Naturalist (1870). 



New and little known Ferns of the United States. In 



Bulletin of the Torrey Bot. Club, IV, 11, 12, 18, 19 (1873) ; VI, 33 

 (1875), 71, 72 (1876). 263-265 (1878), 306, 307, 360, 361 (1879); 

 VII, 62-64 (1880) ; VlII, 4, 5, 99, 100 (1881) ; IX, 49, 50 (18S2) ; X, 

 26-29, loi, 102 (1883). 



Ferns of North America. Illustrated with colored 



plates by J. H. Emerton and C. E. Faxon. 



Ferns of the Southwest. In Wheeler: Report of the 



U. S. Geog. and Geol. Surveys 7X'est of the looth meridian, VI 



(1877). 



Vascular Acrogens of California. In Watson : Botany 



of California, II (1880). 



Gray (Asa). On the discovery of two species of Tricho- 

 manes in the State of Alabama. In Sillinians Journal, 2d ser., 

 XV (1853). 



KUNZE (G.). Notes on some Ferns of the United States. 

 In Sillinians Journal, 2d ser., vi, 80-89 (1S48). 



Lawson (George). The Fern Flora of Canada. (1889.) 



