Publications in botany - National Museum of Natural Sciences (Canada) (The Museum, 1982)

Publications in natural sciences = Publications de sciences naturelles - National Museum of Natural Sciences (Canada) (National Museums of Canada, 1985)

Publications of Field Museum of Natural History Volume XI Botanical series [index] - Field Museum of Natural History. (Field Museum of Natural History, 1936)

Pudor's annual, 1934 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1934)

Pudor's annual, 1935 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1935)

Pudor's annual, 1936 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1936)

Pudor's annual, 1937 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1937)

Pudor's annual, 1938 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1938)

Pudor's annual, 1939 : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1939)

Pudor's fall catalog 1939 : choicest delphiniums, flowering bulbs, lupins, iris : plants, seeds, bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1939)

Pudor's fall catalog 1940 : specializing in delphiniums, Japanese iris, bearded iris, bulbous iris, lupins, choice flower seeds, flowering bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1940)

Pudor's perennial and annual flower catalog : season 1927 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (O.M. Pudor, 1927)

Pudor's spring catalog 1941 : specializing in delphiniums, Japanese iris, bearded iris, bulbous iris, lupins, choice flower seeds, flowering bulbs, chrysanthemums - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pudor's, Inc, 1941)

qing dao zhong zi zhi wu ming lu - Chen, Zhuo. (shan dong da xue xue bao er juan si qi)

qing hai jing ji zhi wu zhi 青海经济植物志 - Guo, Benzhao (郭本兆) (qing hai ren min chu ban she青海人民出版社, 1987)

qing hai mu ben zhi wu zhi - Li, Yaojie (qing hai ren min chu ban she, 1987)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1970)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1971)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1975)

Quaestiones entomologicae - University of Alberta. Dept. of Entomology. (Dept. of Entomology, University of Alberta, 1976)

Quarterly journal of the Florida Academy of Sciences - Florida Academy of Sciences. (Florida Academy of Sciences, 1952)

Queensland Agricultural Journal - Queensland. Department of Agriculture; Stock. (Queensland Dept. of Primary Industries, 1929)

The Queensland Naturalist - Queensland Naturalists' Club. (Queensland Naturalists' Club], 1939)

The Queensland Naturalist - Queensland Naturalists' Club. (Queensland Naturalists' Club], 1942)

Range and pasture management - Sampson, Arthur W. (Arthur William), 1884 -1967 (John Wiley, 1923)

Range plant handbook - Dayton, William A. (William Adams), 1885 - (U. S. Govt. print. off, 1937)

Range plant handbook - Dayton, William A. (William Adams), 1885 - (U.S. Govt. print. off, 1937)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2000)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2002)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2003)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2005)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2006)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2004)

Rapid biological inventories - Field Museum of Natural History. Environmental; Conservation Programs. (Field Museum, 2007)

Rare and endangered vascular plant species in Massachusetts : as abridged from Coddington and Field, 1978 - Massachusetts. Dept. of Environmental Management. (Massachusetts Dept. of Environmental Management], 1979)

Rare native plants of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Division of Fisheries and Wildlife, 1989)

Rare native plants of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Massachusetts Division of Fisheries and Wildlife, 1987)

Rare native plants of Massachusetts - Massachusetts. Division of Fisheries; Wildlife. (Massachusetts Division of Fisheries and Wildlife, 1985)

Rare plant inventory of the East Pioneer Mountains, U.S.D.A. Forest Service, Region 1, Beaverhead National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Rare plant inventory of the outstanding natural areas of the Rocky Mountain Front - United States. Bureau of Land Management. (Montana Natural Heritage Program, 1988)

A rare plant survey of the Wainwright Dunes Ecological Reserve - Alberta. Alberta Sustainable Resource Development. (Alberta Sustainable Resource Development, Resource Data Branch, Public Lands Division, 2003)

Rare plants of New York State - Mitchell, Richard S., 1938 - (New York State Museum, University of the State of New York, State Education Dept, 1981)

Rare plants of the Ozark Plateau : a field identification guide - North Central Forest Experiment Station (Saint Paul, Minn.) (North Central Forest Experiment Station, Forest Service, U.S.D.A, 1978)

Rare plants on the Idaho Panhandle National Forests - Idaho Panhandle National Forests. (U.S. Dept. of Agriculture, Forest Service, Northern Region, 1991)

Rare, sensitive, and threatened species of the greater Yellowstone ecosystem - Clark, Tim W. (Northern Rockies Conservation Cooperative, 1989)

Reading Naturalist. Reading - Reading Natural History Society.

Realizing nature's potential : proceedings of the William L. Brown Symposium honoring Dr. Gordon Cragg - Miller, James Stuart, 1953 - (Missouri Botanical Garden, 2011)

Recent advances in microscopy; biological applications - MacBride, E. W. (Ernest William), 1866 -1940 (P. Blakiston's son & co., inc, 1931)

Recognizing plant families of the west : field guide - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, 2021)

Record of decision and approved Rawlins resource management plan for public lands administered by the Bureau of Land Management, Rawlins Field Office, Rawlins, Wyoming - United States. Bureau of Land Management. (U.S. Dept. of the Interior, Bureau of Land Management, Rawlins Field Office, 2008)

Record of decision and Lake Havasu Field Office approved resource management plan - United States. Bureau of Land Management. (U.S. Department of the Interior, Bureau of Land Management, Lake Havasu Field Office, 2007)

A record of plants collected in Southern Rhodesia; arramged on Engler's system - Eyles, Fred (1916)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1931)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1942)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1948)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1954)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1958)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1962)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1975)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1985)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1987)

Records of the Auckland Institute and Museum - Auckland Institute; Museum. (Auckland Institute and Museum, 1994)

Records of the Australian Museum - Australian Museum (Printed by order of the Trustees, 2013)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1913)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1912)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1914)

Records of the Botanical Survey of India - Botanical Survey of India. (Office of Supt. of Govt. Print., India, 1953)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1966)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1969)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1977)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 1984)

Records of the Queen Victoria Museum Launceston - Queen Victoria Museum (Launceston, Tas.) (The Museum, 2003)

Records of the South Australian Museum - South Australian Museum (Published under the authority of the board of governors and edited by the museum director, 2002)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1985)

Records of the Western Australian Museum - Western Australian Museum (Western Australian Museum, 1995)

Recueil des travaux botaniques néerlandais - Koninklijke Nederlandse Botanische Vereniging. (Société botanique néerlandaise, 1904)

Red list of the endemic plants of the Caucasus : Armenia, Azerbaijan, Georgia, Iran, Russia, and Turkey - Missouri Botanical Garden. (Missouri Botanical Garden Press, 2014)