A flora of North America / by John Torrey and Asa Gray.

Synthesis of the North American Flora
by: Kartesz, John T.
Published: (1999)

Flora Americae Septentrionalis, or, A systematic arrangement and description of the plants of North America : containing, besides what have been described by preceding authors, many new and rare species, collected during twelve years travels and residence in that country
by: Pursh, Frederick, 1774-1820
Published: (1814)

Flora boreali-americana : sistens caracteres plantarum quas in America Septentrionali collegit et detexit
by: Michaux, André, 1746-1802
Published: (1820)

Flora boreali-americana : sistens caracteres plantarum quas in America septentrionali collegit et detexit Andreas Michaux.
by: Michaux, André, 1746-1802
Published: (1803)

Some relationships of the floras of the northern hemisphere
by: Fernald, Merritt Lyndon, 1873-1950
Published: (1929)

Icones florae boreali-americanae ; plantae canadenses et arcticae
by: Hooker, William Jackson, Sir, 1785-1865
Published: (1877)

Prodromus florae adventiciae Boreali-Americanae ; Vorläufer einer Flora der in Nordamerika eingewanderten freiwachsenden oder im Grossen cultivirten Pflanzen
by: Bruhin, Thomas A. (Thomas Aquinas), 1835-1895
Published: (1885)

Vegetation in eastern North America : vegetation system and dynamics under human activity in the eastern North American cultural region in comparison with Japan
Published: (1994)

Manual of botany for North America : containing generic and specific descriptions of the indigenous plants and common cultivated exotics, growing north of the Gulf of Mexico
by: Eaton, Amos, 1776-1842
Published: (1836)

North American botany : comprising the native and common cultivated plants, north of Mexico : genera arranged according to the artificial and natural methods
by: Eaton, Amos, 1776-1842
Published: (1840)

North American botany ; comprising the native and common cultivated plants, north of Mexico. Genera arranged according to the artificial and natural methods
by: Eaton, Amos, 1776-1842
Published: (1840)

Patterson's numbered check-list of North American plants north of Mexico.
by: Patterson, Harry Norton, 1853-1919
Published: (1892)

Catalogue of North American plants north of Mexico, exclusive of the lower cryptogams.
by: Heller, Amos Arthur, 1867-1944
Published: (1900)

The genera of North American plants : and a catalogue of the species, to the year 1817
by: Nuttall, Thomas, 1786-1859
Published: (1818)

Tundra to tropics : the floristic plant geography of North America
by: McLaughlin, Steven P.
Published: (2007)

Wild flowers of the North American mountains
by: Henshaw, Julia Wilmotte Henderson
Published: (1915)

Floristics and paleofloristics of Asia and Eastern North America. : Proceedings of symposia for the systematics section, 11th International Botanical Congress, Seattle, Wash. (U.S.A.), 1969, and the Japan-United States Cooperative Science Program, Corvallis, Oreg. (U.S.A.), 1969
Published: (1972)

Die Vegetation von Nord- und Mittelamerika und der Hawaii-Inseln
by: Knapp, R. (Rüdiger), 1917-1985
Published: (1965)

Chloris Boreali-Americana : illustrations of new, rare, or otherwise interesting North American plants : selected chiefly from those recently brought into cultivation at the Botanic Garden of Harvard University
by: Gray, Asa, 1810-1888
Published: (1846)

Flora Americae Septentrionalis, or, A systematic arrangement and description of the plants of North America : containing, besides what have been described by preceding authors, many new and rare species, collected during twelve years travels and residence in that country
by: Pursh, Frederick, 1774-1820
Published: (1816)

Catalogus planatarum Americae Septentrionalis, huc, usque cognitarum indigenarum et cicurum: or : A catalogue of the hitherto known native and naturalized plants of North America, arranged according to the sexual system of Linnaeus.
by: Muhlenberg, Henry, 1753-1815
Published: (1813)

Journal kept by David Douglas during his travels in North America, 1823-1827 : together with a particular description of thirty-three species of American oaks and eighteen species of Pinus
by: Douglas, David, 1799-1834
Published: (1959)

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, James Payne
Published: (1977)

Botany in a day : the patterns method of plant identification : an herbal field guide to plant families of North America
by: Elpel, Thomas J.
Published: (2013)

Genera floræ Americæ Boreali-orientalis illustrata. : The genera of the plants of the United States illustrated by figures and analyses from nature
by: Gray, Asa, 1810-1888
Published: (1849)

Genera floræ Americæ boreali-orientalis illustrata : the genera of the plants of the United States illustrated by figures and analyses from nature
by: Gray, Asa, 1810-1888
Published: (1848)

Mountain wild flowers of Canada : a simple and popular guide to the names and descriptions of the flowers that bloom above the clouds.
by: Henshaw, Julia Wilmotte Henderson
Published: (1906)

A synonymized checklist of the vascular flora of the United States, Canada, and Greenland
by: Kartesz, John T.
Published: (1980)

A synonymized checklist of the vascular flora of the United States, Canada, and Greenland
by: Kartesz, John T.
Published: (1994)

Essays on North American plant geography from the nineteenth century
Published: (1978)

The flora of the Erie Islands ; an annotated list of vascular plants.
by: Core, Earl Lemley, 1902-1984
Published: (1948)

Eastern North America as seen by a botanist : pictorial
by: Chung, In-Cho, 1918-
Published: (1989)

The natural vegetation of North America : an introduction
by: Vankat, John L., 1943-
Published: (1979)

Desert wildflowers of North America
by: Taylor, Ronald J., 1932-
Published: (1998)

Rare wild flowers of North America.
by: Wiley, Leonard
Published: (1968)

620 wild plants of North America : fully illustrated
by: Reaume, Tom, 1944-
Published: (2009)