130 
Seaton: *Contr. U. S. Nat. 
Herb. 1. 1890. 
Sessé et Moeifio: Fl. Mex. 
1896. 
Seub. Fl. Azor. 1844. 
Shimek: Bull. Lab. Nat. 
Hist. Univ. Iowa 4. 1897. 
Sim:*Handb. Ferns Kaffra- 
ria 1891. 
— *Ferns S, Afr. 1892. 
Slosson : *Rhodora 6.1904. 
Donn. Smith: Bot. Gaz. 
12-833. 1887-1902. 
Sm. Pl. Ic. ined, 2. 1790. 
8. 1791. 
— Mém. Ac. Turin 5. 
1793 (17912). 
Fl. brit. 3. *1804. 1805. 
in *Rees: Cycl. 1802- 
1820. 
— * Engl. Fl. 4. 1828. 
J. Sm. JoB. 3. 1840. 
1841. 
Lond. JoB. 1. 1842. 
9. 1843. 
]. 1842. 
4. iso] 
CATALOGUS LITERATURAE 
H. E. Seaton: Pteridophyta ap. J. M. Coulter: Upon 
a Collection of Plants made by Mr. G. C. Nealley 
in the region of the Rio Grande in Texas, from 
Brazos Santiago to El Paso County. — pag. 65. 
M. Sessé et J. M. Moecitio: Flora mecicana (1790- 
1800?) edit. R. Ramirez in La Naturaleza II. 2. 
apendice. Filices in nr. 11. 
M. Seubert: Flora Azorica . . . Bonnae. 49. 
B. Shimek: The Ferns of Nicaragua. An account 
of the Ferns collected by the Nicaragua Bota- 
nical Expedition of .the State University of 
Iowa 1893. — pag. 116. 20 Tab. 
T. R. Sim: 1. Handbook of the Ferns of Kaffraria. 
Capetown 1891. — (t. A. Gepp). 
— 2. The Ferns of South Africa, containing de- 
scriptions and figures with localities, cultural 
notes... Capetown. 89. 159 Tab. — (t. A. Gepp). 
M. Slosson: A new hybrid fern from Vermont. — 
pag. 75. 
J. Donnell Smith: Undescribed plants from Guate- 
mala and other Central American Republics. 
12. pag. 131t. 11: 1887 — 13. pag. 77: 1888 — 
15. pag. 27 t. 4: 1890 — 19. pag. 254 t. 26: 1894 
— 20. pag. 538: 1895 (nov. spec. Christ descripsit) 
— 93. pag. 251: 1897 — 83. pag. 262: 1902. 
J. E. Smith: 1. Plantarum icones hactenus ineditae 
plerumque ad plantas in herbario Linneano 
conservatas delineata. London. Fol. 
2. Tentamen botanicum de Filicum generibus 
dorsiferarum. — pag. 401 t. 9. 
3. Flora britannica . . . *Londini. 89. — Edit. 
curavit J, J. Rómer. Turici 1805. 
4. in. Rees: The Cyclopaedia, or, Universal 
Dictionary of Arts, Sciences and Literature. 
London. 49, 39 vol. 
Conf. Jackson in JoB. 1877. p. 107. - 
— 5. The English Flora. London. 89. 
J. Smith: 1. Remarks on the Genus Sphaerostephanos 
among Ferns. — pag. 17. 
2. Enumeratio Filicum Philippinarum, or, à 
Systematic Arrangement of the Ferns collected 
by H. Cuming Esq. — pag. 392. 
3. On Hewardia, a new Genus of Ferns. — pag. 
431 t. 16-17. 
4. An arrangement and definition of the Genera 
of Ferns with observations on the affinities 
of each Genus. 4. pag. 38, 147 t. 18-19. — 
1l. pag. 419, 659. — 9. pag. 378. 
5. Filices in Bentham: Contributions towards 
a Flora of South America. Enumeration of 
