Botanical beachcombers and explorers pioneers of the 19th century in the upper Great Lakes von Voss, Edward G.

XII. International Botanical Congress mail and final congress action on nomenclatural proposals von Voss, Edward G.

Arthur Ward Lindsey (1894 - 1963) von Voss, Edward G. 1929-

A history of floristics in the Douglas Lake region (Emmet and Cheboygan Counties), Michigan with an account of rejected records von Voss, Edward G. 1929-

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

Inhaltsverzeichnis

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

Report on botanical nomenclature Sydney 1981 ; XIII. international botanical Congress, Sydney ; nomenclature section, 17 - 21 Aug. 1981 von Greuter, Werner, Voss, Edward G.

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

The state of things von Voss, Edward G.

Final Mail Vote and congress action an nomenclature proposals Eleventh International Botanical Congress von Moore, Harold Emery, Stafleu, Frans Antonie, Voss, Edward G.

Charles W. Fallass, pioneer Michigan botanist von Voss, Edward G. 1929-

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

The boreal forest and borders von Voss, Edward G. 1929-

Michigan flora A guide to the identification and occurrence of the native and naturalized seed-plants of the state von Voss, Edward G.

Vascular plants of Emmet and Cheboygan Counties, Michigan von Voss, Edward G.