A guide to Rocky Mountain plants
By: by Roger L. Williams; revised from Ruth Ashton Nelson 1896-1987 ; drawings by Dorothy V. Leake.
Contributors: Nelson, Ruth Ashton, 1896-; Nelson, Ruth Ashton, 1896-
Edition: 5th ed.
Publisher: Roberts Rinehart Publishers
Published: 2002
Place of publication: Lanham, MD
Language: eng
Number of pages: 452
Subjects: Botany -- Rocky Mountains Region.; Plants -- Identification.
Genres: Identification.
Notes: Includes bibliographical references (p. 439) and index.
Rev. ed. of: Handbook of Rocky Mountain plants / Ruth Ashton Nelson. 4th ed. 1992.