Books by Harry Bolus
Contributions to the African f
Contributions to the African flora
Sketch of the floral regions o
Sketch of the floral regions of South Africa
Icones orchidearum austro-afri
Icones orchidearum austro-africanarum extra-tropicarum, or, figures, with descriptions, of extra-tropical South African orchids
The orchids of the Cape Peninsula
A list of published species of
A list of published species of Cape orchideæ
Catalogue of printed books and
Catalogue of printed books and papers relating to South Africa
Contributions to South African
Contributions to South African Botany