ton,
1908.

COOK, M.C. Fern-book for Everybody. E. Warne & Co. London.

DAVENPORT, GEO. E. Catalog of Davenport Herbarium, Massachusetts
Horticultural Society. 1879. Numerous Monographs and Notes on New England
ferns in Torrey Bulletin, Fern Bulletin, and Rhodora. The following
monographs are in single booklets by Massachusetts Horticultural Society.
Aspidium cristatum x marginale, Aspidium simulatum, Aspidium spinulosum and
its Varieties, Botrychium ternatum and its Varieties, Notes on Botrychium
simplex.

DODGE, RAYNAL. The Ferns and Fern Allies of New England--very small volume,
now out of print. W.N. Clute & Co. 1904.

DRUERY, CHARLES T. British Ferns and Their Varieties. Routledge & Son.
London.

EASTMAN, HELEN. New England Ferns and Their Common Allies. Houghton Mifflin
& Co. Boston, 1904. Out of print.

EATON, DANIEL C. The Ferns of North America. 2 vols. 1879-80. S.E. Cassino,
Salem. Drawings by J.H. Emerton and C.E. Faxon.

EATON, A.A. Specialist in Fern Allies. Prepared Equisetum and Isoetes for
Gray's Manual, 7th ed. 1908.

GILBERT, BENJ. D. List of North American Pteridophytes. 1901. Utica, N.Y.

HERVEY, ALPHAEUS B. Wayside Flowers and Ferns. Page & Co. Boston, 1899.

HEMSLEY, ALFRED. Book of Fern Culture. John Lane. London, 1908.

HIBBARD, SHIRLEY. The Fern Garden. Groombridge & Sons. 5 Paternoster Row,
London. 1869.

HOOKER, SIR W.J. Genera Filicum. Large 8vo. London, 1842. Contains fine
plates which include all American genera. Costs about $25.

Species Filicum. 5 vols. 8vo. London, 1846-64. Vol. II contains seventeen
and Vol. Ill contains two plates of American ferns with descriptions of
more species. Cost about $50.

HOOKER, SIR W.J., & BAKER. Synopsis Filicum 2d ed. 1874. 8vo. Describes
all ferns then known, including the American species. Has also figures
illustrating each genus. Costs about $10.

LOWE, EDWARD J. Ferns British and Exotic. 9 vols. 8vo. Bell & Daldy.
London, 1868. 550 plates, some very poor. Some American ferns are
represented. "The descriptions," says John Robinson, "are worthless, and
the synonymy is often incorrect."

MAXON, WILLIAM R. A List of Ferns and Fern Allies of North America, north
of Mexico, etc. National Museum, 23:619-651. 1901.

Numerous Monographs and Notes on American Ferns in current magazines.

Studies of Tropical American Ferns. United States National Herbarium,
17:541+.

Pteridophyta (excepting Equisitaceae and Isoetaceae) of the northern
U