"Charles P. Berkey Collection (North Carolina State University)." . . . . "Arbres Minnesota." . . "Arbustes Minnesota." . . "Butters, F.K." . . . "Minnesota trees and shrubs : an illustrated manual of the native and cultivated woody plants of the State" . "Minnesota trees and shrubs : an illustrated manual of the native and cultivated woody plants of the state" . . "Minnesota Trees and Shrubs - An Illustrated Manual of the Native and Cultivated Woody Plants of the State" . . . . . . . . . . . . "Minnesota trees and shrubs an illustrated manual of the native and cultivated woody plants of the state"@en . "Minnesota trees and shrubs an illustrated manual of the native and cultivated woody plants of the State"@en . . . . . . . . . "Minnesota trees and shrubs. An illustrated manual of the native and cultivated manual of the native and cultivated woody plants of the state" . "Minnesota trees and shrubs"@en . . . . . . . . . "Wörterbuch" . "Bestimmungsbuch" . . "Minnesota trees and shrubs; an illustrated manual of the native and cultivated woody plants of the state" . "Minnesota trees and shrubs; an illustrated manual of the native and cultivated woody plants of the state"@en . . "Struiken." . . "Bomen (biologie)" . . "Rosendahl, C.O." . .