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Trees and Shrubs of the United States

其他書名	A Bibliography for Identification
出版	U.S. Department of Agriculture, Forest Service, 1976
URL	http://books.google.com.hk/books?id=1qIakcsYRIIC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋Selected references have been compiled for identification of the United States of wild and cultivated trees, shrubs, and woody vines, together known as woody vines. This bibliography of more than 470 titles lists general references as well as those of special geographic regions, all 50 States, Puerto Rico, the Virgin Islands, and Guam. The period covered is the interval from 1950 to 1975, but many older publications are cited. Special lists include bibliographies, check lists, atlases, references for genera and families, cultivated woody plants, identification in winter, and seeds and seedlings. There is an index to authors.