American journal of botany - Botanical Society of America. (Published in cooperation with the Botanical Society of America by the Brooklyn Botanic Gardens, 1916)

American plants ... [Descriptions, bibliographical notes, synonymy, and other information, comp. from many sources] - Orcutt, Charles Russell, 1864 -1929 (1907)

Annals of the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden Press, 1929)

Annotated list of the wild flowers of California - Kennedy, Patrick Beveridge, 1874 -1930 (Levison Print. Co, 1917)

Annual report. United States Geological and Geographical Survey of the Territories. 1st-12th, 1867-1878 - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1871)

Annual report. United States Geological and Geographical Survey of the Territories. 1st-12th, 1867-1878 - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1871)

Annual report. United States Geological and Geographical Survey of the Territories. 1st-12th, 1867-1878 - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

Annual report. United States Geological and Geographical Survey of the Territories. 1st-12th, 1867-1878 - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

Annual report - Missouri Botanical Garden. (Board of Trustees, 1894)

Asa Gray and John Torrey correspondence, 1831-1871 - Gray, Asa, 1810 -1888 (1845)

Bibliographical index to North American botany; or, Citations of authorities for all the recorded indigenous and naturalized species of the flora of North America, with a chronological arrangement of the synonymy Part I Polypetalae - Watson, Sereno, 1826 -1892 (Smithsonian Institution, 1878)

Bibliographical index to North American botany; or, Citations of authorities for all the recorded indigenous and naturalized species of the flora of North America, with a chronological arrangement of the synonymy Part I Polypetalae - Watson, Sereno, 1826 -1892 (Smithsonian Institution, 1878)

Botanische Zeitung - Mohl, Hugo von, 1805 -1872 (A. Förstner, 1847)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1898)

Botany - Gray, Asa, 1810 -1888 (John Wilson and Son, 1880)

Botany - Eaton, Daniel Cady, 1834 -1895 (Govt. Print. Off, 1871)

Botany - Eaton, Daniel Cady, 1834 -1895 (Govt. Print. Off, 1871)

Botany - Gray, Asa, 1810 -1888 (John Wilson and Son, 1880)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1975)

Bulletin of the British Museum (Natural History) Entomology - British Museum (Natural History) (The Museum, 1975)

Bulletin of the Southern California Academy of Sciences - Southern California Academy of Sciences. (The Academy, 1929)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1897)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1919)

Bulletin Biological series - University of Montana (Missoula) (University of Montana, 1901)

Bulletin Biological series - University of Montana (Missoula) (University of Montana, 1901)

California art & nature (1902)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

The Canadian entomologist - Entomological Society of Canada (1863-1871) (Entomological Society of Canada [etc.], 1894)

Cascade-Siskiyou National Monument : draft resource management plan/environmental impact statement - United States. Bureau of Land Management. Medford District. (U.S. Department of the Interior, Bureau of Land Management, Medford District Office, 2002)

Catalog of hymenoptera in America north of Mexico - Krombein, Karl V. (Smithsonian Institution Press, 1979)

Catalogue of the flora of Montana and the Yellowstone National Park - Rydberg, Per Axel, 1860 -1931 (1900)

Catalogue of the flora of Montana and the Yellowstone National Park - Rydberg, Per Axel, 1860 -1931 (1900)

Checklist of vascular plants of the Southern Rocky Mountain Region - Snow, Neil Wilton (2009)

Classification of Southwestern Montana plant communities : emphasizing those of Dillon Resource Area, Bureau of Land Management - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1995)

Coefficient of conservatism rankings for the flora of Montana Part II - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2016)

Coefficient of conservatism rankings for the flora of Montana. report to the Montana Department of Environmental Quality, Helena, Montana Part I - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2015)

Coefficient of conservatism rankings for the flora of Montana Part II - Montana. Department of Environmental Quality (Montana Natural Heritage Program, 2016)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1918)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1890)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1906)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1925)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 1987)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 2011)

Crossosoma - Southern California Botanists. (Southern California Botanists, Rancho Santa Ana Botanic Garden, 2011)

Ecological types of the upper Gunnison Basin : review draft - Johnston, Barry C. (U.S. Department of Agriculture, Forest Service, Grand Mesa-Uncompahgre-Gunnison National Forests, 1997)

Ecological types of the upper Gunnison Basin : review draft - Johnston, Barry C. (U.S. Department of Agriculture, Forest Service, Grand Mesa-Uncompahgre-Gunnison National Forests, 1997)

Ecological types of the upper Gunnison Basin : review draft - Johnston, Barry C. (U.S. Department of Agriculture, Forest Service, Grand Mesa-Uncompahgre-Gunnison National Forests, 1997)

Ecological types of the upper Gunnison Basin : review draft - Johnston, Barry C. (U.S. Department of Agriculture, Forest Service, Grand Mesa-Uncompahgre-Gunnison National Forests, 1997)

Entomologica Americana - Brooklyn Entomological Society (New York Entomological Society [etc.], 1937)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1893)

Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia - American Entomological Society. ([Entomological Rooms of the Academy of Natural Sciences], 1893)

Erythea. a journal of botany, West American and general - Jepson, Willis Linn, 1867 -1946 (University of California, 1894)

Field notebook : Western United States - Watson, Sereno, 1826 -1892

A flora of California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtis & Welch, 1909)

A flora of California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtis & Welch, 1909)

Flora of the four corners region : vascular plants of the San Juan River drainage, Arizona, Colorado, New Mexico, and Utah / Kenneth D. Heil...[et al.] - Heil, Kenneth D. (Missouri Botanical Garden, 2013)

Flora of the Rocky Mountains and adjacent plains : Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (Rydberg, 1917)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1922)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1917)

Flora of the Rocky Mountains and adjacent plains, Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (The author, 1917)

A flora of the South Fork of Kings River : from Millwood to the head waters of Bubbs Creek - Eastwood, Alice, 1859 -1953 (Sierra Club, 1902)

Flora of the state of Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (G.P.O, 1906)

Flora of the state of Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (G.P.O, 1906)

Flora of the state of Washington - Piper, Charles V. (Charles Vancouver), 1867 -1926 (Govt. Print. Off, 1906)

A flora of Valentine Eastern Sierra Reserve - Howald, Ann M. (The Herbarium, Department of Biological Sciences, University of California, Santa Barbara, 1981)

A flora of Valentine Eastern Sierra Reserve - Howald, Ann M. (The Herbarium, Department of Biological Sciences, University of California, Santa Barbara, 1981)

A flora of Valentine Eastern Sierra Reserve - Howald, Ann M. (The Herbarium, Department of Biological Sciences, University of California, Santa Barbara, 1981)

A flora of Valentine Eastern Sierra Reserve - Howald, Ann M. (The Herbarium, Department of Biological Sciences, University of California, Santa Barbara, 1981)

A flora of Valentine Eastern Sierra Reserve - Howald, Ann M. (The Herbarium, Department of Biological Sciences, University of California, Santa Barbara, 1981)

A flora of western middle California - Jepson, Willis Linn, 1867 -1946 (Cunningham, Curtiss and Welch, 1911)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1987)

Great Basin naturalist memoirs - Brigham Young University. (Brigham Young University, 1987)

An illustrated flora of the Pacific States: Washington, Oregon, and California - Abrams, Le Roy, 1874 -1956 (Stanford University Press, 1951)

Index Kewensis plantarum phanerogamarum : nomina et synonym omnium generum et specierum a linnaeo usque as annum MDCCLXXXV complectans nomine recepro auctore patria unicuique planta subjectis : sumptibus beati Caroli Roberti Darwin ductu et consilio Josephi D. Hooker Tomus 1-2 = Index Kewensis : an enumeration of the genera and species of flowering plants from the time of Linnaeus to the year 1885 inclusive together with their authors names, the works in which they were first published, their native countries and thei - Hooker, Joseph Dalton, 1817 -1911 (Clarendon Press, 1893)

Interior Columbia Basin ecosystem management project : analysis of vascular plants - Shelly, J. Stephen (U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station], 1997)

John Charles Frémont : botanical explorer - Welsh, Stanley L. (Missouri Botanical Garden Press, 1998)

John Charles Frémont : botanical explorer - Welsh, Stanley L. (Missouri Botanical Garden Press, 1998)

John Charles Frémont : botanical explorer - Welsh, Stanley L. (Missouri Botanical Garden Press, 1998)

John Charles Frémont : botanical explorer - Welsh, Stanley L. (Missouri Botanical Garden Press, 1998)

John Thomas Howell botanical collecting notebook - California Academy of Sciences. Department of Botany. (1940)

John Thomas Howell botanical collecting notebook - California Academy of Sciences. Department of Botany. (1940)

The Journal of Research on the Lepidoptera - Lepidoptera Research Foundation (Lepidoptera Research Foundation, 2012)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2012)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2012)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1897)

Kalmiopsis : journal of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2007)

Kalmiopsis : journal of the Native Plant Society of Oregon - Native Plant Society of Oregon. (The Society, 2008)

Key to the Rocky Mountain flora. Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (1919)

Key to the Rocky Mountain flora. Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and parts of Nebraska, South Dakota, North Dakota, and British Columbia - Rydberg, Per Axel, 1860 -1931 (1919)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1950)

Leaflets of western botany - Eastwood, Alice, 1859 -1953 ([J. T. Howell], 1932)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1847)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1965)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1965)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1969)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1973)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1983)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 1992)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2011)

Madroño; a West American journal of botany - California Botanical Society. (California Botanical Society, 2011)

A manual of the flowering plants of California - Jepson, Willis Linn, 1867 -1946 (Sather Gate Bookshop, 1925)

A manual of the flowering plants of California - Jepson, Willis Linn, 1867 -1946 (Sather Gate Bookshop, 1925)

Le Monde des plantes - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1894)

Le Monde des plantes - Académie internationale de géographie botanique. (Impr. Edmond Monnoyer, 1895)

National list of scientific plant names - United States. Soil Conservation Service. (U.S. Dept. of Agriculture, Soil Conservation Service, 1982)

National list of scientific plant names - United States. Soil Conservation Service. (U.S. Dept. of Agriculture, Soil Conservation Service, 1982)

Native species establishment on an oil drill pad site in the Uintah Mountains, Utah : effects of introduced grass density and fertilizer - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1989)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

Die Natürlichen Pflanzenfamilien nebst ihren Gattungen und wichtigeren Arten, insbesondere den Nutzpflanzen, unter Mitwirkung zahlreicher hervorragender Fachgelehrten begründet - Engler, Adolf, 1844 -1930 (W. Engelmann, 1887)

New manual of botany of the central Rocky Mountains, vascular plants - Coulter, John Merle, 1851 -1928 (American Book Co, 1909)

New manual of botany of the central Rocky mountains (vascular plants) - Coulter, John Merle, 1851 -1928 (American Book Company, 1909)

New manual of botany of the central Rocky mountains (vascular plants) - Coulter, John Merle, 1851 -1928 (American book company, 1909)

New manual of botany of the central Rocky mountains (vascular plants) - Coulter, John Merle, 1851 -1928 (American Book Company, 1909)

The New Mexico botanist - New Mexico State University. Cooperative Extension Service. (Range Science Herbarium and Cooperative Extension Service, 2004)

North American flora - New York Botanical Garden (New York Botanical Garden, 1920)

North American flora - New York Botanical Garden (New York Botanical Garden, 1931)

Notizblatt des Königl. Botanischen Gartens und Museums zu Berlin - Engler, Adolf, 1844 -1930 (In Commission bei Wilhelm Engelmann, 1902)

Notizblatt des Königl. Botanischen Gartens und Museums zu Berlin - Engler, Adolf, 1844 -1930 (In Commission bei Wilhelm Engelmann, 1902)

Novon a journal of botanical nomenclature from the Missouri Botanical Garden - Missouri Botanical Garden. (Missouri Botanical Garden, 2014)

Oregon flora newsletter - Oregon State University. Department of Botany; Plant Pathology. (Oregon Flora Project, Dept. of Botany & Plant Pathology, Oregon State University, 2001)

Phytogeographic survey of North America. A consideration of the phytogeography of the North American continent, including Mexico, Central America and the West Indies, together with the evolution of North American plant distribution - Harshberger, John W. (John William), 1869 -1929 (W. Engelmann, 1911)

Phytogeographic survey of North America. A consideration of the phytogeography of the North American continent, including Mexico, Central America and the West Indies, together with the evolution of North American plant distribution - Harshberger, John W. (John William), 1869 -1929 (W. Engelmann, 1911)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 1996)

A pilot planting trial on a southwestern Idaho deer winter range - Intermountain Forest; Range Experiment Station (Ogden, Utah) (Intermountain Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1980)

Plant associations of the Crooked River National Grassland - United States. Forest Service. Pacific Northwest Region. (USDA, Forest Service, Pacific Northwest Region, 1983)

Plant associations of the Crooked River National Grassland - United States. Forest Service. Pacific Northwest Region. (USDA, Forest Service, Pacific Northwest Region, 1983)

Plant species of special concern and plant associations of Sheridan County, Montana - Heidel, Bonnie L. (Montana Natural Heritage Program, 2000)

Plants and their environments proceedings of the first biennial scientific conference on the greater Yellowstone ecosystem - United States. National Park Service. (U.S. Dept. of the Interior, National Park Service, Natural Resources Publication Office, 1995)

A popular California flora, or, Manual of botany for beginners. With illustrated introductory lessons, especially adapted to the Pacific Coast. To which is added an Analytical key to west coast botany. Containing brief descriptions of over 1600 species of Pacific Coast plants - Rattan, Volney, 1840 -1915 (The Whitaker & Ray Co, 1896)

A preliminary list of the Uredinales of California - Blasdale, Walter Charles, 1871 -1960 (University of California press, 1919)

A preliminary list of the Uredinales of California - Blasdale, Walter Charles, 1871 -1960 (University of California press, 1919)

Preliminary plant associations of the Southern Oregon Cascade Mountain province - Atzet, Thomas. (U.S.D.A. Forest Service, Pacific Northwest Region, Siskiyou National Forest, 1990)

Preliminary report of the United States Geological Survey of Montana, and portions of adjacent territories : being a fifth annual report of progress - Geological; Geographical Survey of the Territories (U.S.) (Govt. Print. Off, 1872)

Problem analysis for the Vegetation Diversity Project : a research and demonstration program to restore and maintain native plant diversity on deteriorated rangelands of the Great Basin and Columbia Plateau - United States. Bureau of Land Management. (Bureau of Land Management, Oregon State Office, 1993)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1938)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1935)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1915)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1915)

The Proceedings of the Iowa Academy of Science - Iowa Academy of Science (The Academy, 1915)

Proceedings : research and management of bitterbrush and cliffrose in western North America, Salt Lake City, Utah, April 13-15, 1982 - Utah State University. (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1983)

A record of the fungi named by J.B. Ellis - United States. Bureau of Plant Industry, Soils,; Agricultural Engineering. (Division of Mycology and Disease Survey, Bureau of Plant Industry, Soils, and Agricultural Engineering, Agricultural Research Administration, U.S. Dept. of Agriculture, 1952)

Report of the exploring expedition to the Rocky Mountains in the year 1842, and to Oregon and North California in the years 1843-'44 - Frémont, John Charles, 1813 -1890 (Gales and Seaton, Printers, 1842)

Report of the geological exploration of the fortieth parallel - Eaton, Daniel Cady, 1834 -1895 (G.P.O, 1871)

Report of the geological exploration of the fortieth parallel - Eaton, Daniel Cady, 1834 -1895 (G.P.O, 1871)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Report upon United States Geographical surveys west of the one hundredth meridian - Geographical Surveys West of the 100th Meridian (U.S.) (G.P.O, 1878)

Riparian and wetland plant associations of southwestern Idaho : with a focus on the Bureau of Land Management's Lower Snake River District - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, National Science and Technology Center, Information and Communications Group, 2001)

Rocky mountain flowers; an illustrated guide for plantlovers and plant-users - Clements, Frederic E. (Frederic Edward), 1874 -1945 (the H.W. Wilson company, 1914)

Sensitive plant species survey at the southern end of the Elkhorn Mountains, Broadwater and Jefferson Counties, Montana - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1995)

Sensitive plant survey of the Sage Creek Area, Beaverhead County, Montana, Dillon Resource Area, Bureau of Land Management - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1995)

Sensitive plant survey of the Tendoy Mountains, in the Beaverhead National Forest, Beaverhead County, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1995)

Sensitive, threatened, and endangered vascular plants of Montana - Lesica, Peter. (Montana Natural Heritage Program, Montana State Library, 1991)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1968)

Soils and vegetation of the French Gulch Quadrangle (24D-1,2,3,4) : Shasta and Trinity counties, California - Pacific Southwest Forest; Range Experiment Station (Berkeley, Calif.) (Pacific Southwest Forest and Range Experiment Station, 1973)

University of California publications in botany - University of California, Berkeley. (University of California Press, 1919)

The University of Texas herbaria : type register - Todzia, Carol A., 1955 - (Plant Resources Center, Dept. of Botany, University of Texas, 1994)

Vascular plants of west-central Montana : identification guide book - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1991)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1896)

Vegetation of Oregon and Washington - Dyrness, C. T. (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1969)

Vegetation response after wildfires in national forests of northeastern Oregon - United States. Forest Service. Pacific Northwest Region. (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1998)

Vegetation response after wildfires in national forests of northeastern Oregon - United States. Forest Service. Pacific Northwest Region. (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1998)

A Yosemite flora; a descriptive account of the ferns and flowering plants, including the trees, of the Yosemite National Park; with simple keys for their identification ... - Hall, Carlotta Case. (Elder, 1912)