Zwei neue Hibiscus-arten aus Neu-Guinea
By: Von E. Ulbrich
Published: 1944
Language: ger
Number of pages: 368
Notes: "Aus Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahlem," Bd. 14, nr. 124, p. [367]-368, March 1939.

Also contains his Malvaceae et Sterculiaceae in itinere americano 1925-1926 a G. Woronow et S. Juzepczuk collectae.