Handbuch der systematischen Botanik /
Wettstein, Richard, Ritter von Westersheim, 1863-1931.
Handbuch der systematischen Botanik / Richard Wettstein. - Leipzig und Wien : Deuticke, 1924. - X, 1017 p. : ill. ; 24 cm.
Also issued in 2 v., 1933-35, paged continuously. Bd. I partly revised by author before his death. work finished by his son, Fritz Wettstein. cf Geleitwort.
Handbuch der systematischen Botanik / Richard Wettstein. - Leipzig und Wien : Deuticke, 1924. - X, 1017 p. : ill. ; 24 cm.
Also issued in 2 v., 1933-35, paged continuously. Bd. I partly revised by author before his death. work finished by his son, Fritz Wettstein. cf Geleitwort.