Verbenaceæ of the Malayan ArchipelagoHerman Johannes 1892-1977 Lam · First published 2021Open the Tome
Ten Years Foundation Flora Malesiana Twenty-Five Years of WorkHerman Johannes Lam, P. W. Leenhouts · First published 1960Open the Tome
Nesoluma and Planchonella from the Hawaiian Islands (Sapotaceae)Herman Johannes Lam · First published 1954Open the Tome
Concise revision of the SarcospermataceaeHerman Johannes Lam, P. Van Royen · First published 1952Open the Tome
Contributions to our knowledge of the flora of Celebes (Coll. C. Mondo de Froideville) and of some other Malaysian IslandsHerman Johannes Lam · First published 1945Open the Tome
A first contribution to our knowledge of the flora of the Talaud Islands and MorotaiL. B. Holthuis, Herman Johannes Lam · First published 1942Open the Tome
The Verbenaceae, collected in Papua by L. J. Brass for the Archbold ExpeditionEva Beer, Herman Johannes Lam · First published 1936AdventureOpen the Tome
Beiträge zur Morphologie der dreizähligen Burseraceae-CanarieaeHerman Johannes Lam · First published 1931Open the Tome
