2 results
- Books
Friedrich Welwitsch, vida e obra / por Helmut Dolezal ; traduzido e anotado por A. W. Exell & E. J. Mendes.
Dolezal, Helmut, 1912-Date: 1974- Books
- Online
Catalogue of the African plants collected by Dr. Friedrich Welwitsch in 1853-61.
British Museum (Natural History). Department of Botany.Date: 1896-1901