The plants of Pennsylvania : an illustrated manual /

Flora of Pennsylvania /
by: Porter, Thomas Conrad, 1822-1901
Published: (1903)

A catalogue of the flowering plants and vascular cryptogams : found in and near Lackawanna and Wyoming valleys /
by: Dudley, William Russel, 1849-1911
Published: (1892)

Journal of a botanical excursion in the northeastern parts of the states of Pennsylvania and New York : during the year 1807 /
by: Pursh, Frederick, 1774-1820
Published: (1923)

Catalogue of the Bryophyta (hepatics, anthocerotes and mosses) and Pteridophyta (ferns and fern-allies) found in Pennsylvania /
by: Porter, Thomas Conrad, 1822-1901
Published: (1904)

Wild flowers of western Pennsylvania and the upper Ohio basin /
by: Jennings, O. E. (Otto Emery), 1877-1964
Published: (1953)

[Botany of the West ; compilation of 8 reports by botanists accompanying the Pacific railroad explorations and surveys made by the U.S. Engineer dept. under the direction of the secretary of war, in 1853-56.
Published: (1855)

Guide to the vascular plants of Florida /
by: Wunderlin, Richard P., 1939-
Published: (1998)

Guide to the vascular plants of Florida /
by: Wunderlin, Richard P., 1939-
Published: (2003)

Key to the vascular plants of Mongolia : (with an atlas) /
by: Grubov, V. I.
Published: (2001)

Flore canadienne, ou, Description de toutes les plantes des forêts, champs, jardins et eaux du Canada : donnant le nom botanique de chacune, ses noms vulgaires français et anglais, indiquant son parcours géographique ... /
by: Provancher, L. (Léon), 1820-1892
Published: (1862)

Shinners' manual of the North Central Texas flora /
by: Mahler, William F.
Published: (1988)

Shinners' & Mahler's illustrated flora of North Central Texas /
by: Diggs, George M.
Published: (1999)

Top end native plants /
by: Brock, John, 1951-
Published: (1988)

Flora of Florida /
by: Wunderlin, Richard P., 1939-
Published: (2000)

Webb's an Irish flora /
by: Parnell, John
Published: (2011)

Plant names and plant lore among the Pennsylvania Germans /
by: Lick, David E.
Published: (1923)

Flora of Karnataka /
by: Saldanha, Cecil J.
Published: (1985)

Flora of Karnataka /
by: Saldanha, Cecil J.
Published: (1985)

Plant identification terminology : an illustrated glossary /
by: Harris, James G., 1954-
Published: (1994)

Steyermark's flora of Missouri /
by: Yatskievych, George Alfred, 1957-
Published: (1999)

Plant identification terminology : an illustrated glossary /
by: Harris, James G., 1954-
Published: (1994)

Woody plants of the Lower Rio Grande Valley, Texas /
by: Lonard, Robert I.
Published: (1991)

Manual of the vascular plants of Texas /
by: Correll, Donovan Stewart, 1908-
Published: (1970)

Flora of New South Wales /
Published: (1990)

Plant life of Kentucky : an illustrated guide to the vascular flora /
by: Jones, Ronald L. (Ronald Lee)
Published: (2005)

Vascular plants of northern Utah : an identification manual /
by: Shaw, Richard J.
Published: (1989)

Systematic studies of Micronesian plants /
by: Fosberg, F. Raymond (Francis Raymond), 1908-1993
Published: (1980)

Vascular plant families : an introduction to the families of vascular plants native to North America and selected families of ornamental or economic importance /
by: Smith, J. P. (James Payne), 1941-
Published: (1977)

Native plants of the Sydney district : an identification guide /
by: Fairley, Alan
Published: (1989)

The diversity and evolution of plants /
by: Pearson, Lorentz C.
Published: (1995)

Plant biosystematics /
Published: (1984)

Common Utah plants /
by: Welsh, Stanley L.
Published: (1965)

The ferns and flowering plants of central Pennsylvania /
by: Kelly, James Peter, 1885-
Published: (1937)

Handbook of northwestern plants /
by: Gilkey, Helen M., 1886-1972
Published: (2001)

Genera of the eastern plants /
by: Batson, Wade T.
Published: (1977)

Plants of northern British Columbia /
Published: (1999)