| Title |
Gray's manual of botany : a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. |
| Author |
Gray, Asa, 1810-1888.
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| Publisher |
Portland, Or. : Dioscorides Press, 1950.
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| Edition |
8th (centennial) ed., illustrated. Largely rewritten and expanded by Merritt Lyndon Fernald, with assistance of specialists in some groups. Corrections supplied by R.C. Rollins. |
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