Report of Botanical Survey of southern and central Louisiana, made during the year 1870,

Mode of access: Internet.

Flora of Onondaga county as collected by the members of the Syracuse Botanical Club /

Mode of access: Internet.

Flora andhrica. A vernacular and botanical list of plants commonly met with in the Telugu districts of the northern Circars.

No more published.

The potamogetons (pond weeds) of the British Isles, with descriptions of all the species, varieties and hybrids,

Issued in 15 parts, 1898-1915.

Nature-printed British ferns : being figures and descriptions of the species and varieties of ferns found in the United Kingdom /

Includes index.

Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania.

Vol. 1, no. 3-v. 2, no. 2, v. 4, no. 1 issued as Publications of the University of Pennsylvania.