Tuberous begonias and selected strains : spring 1937 - Bungalow Nursery.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Colma, California, Bungalow Nursery, [1937], 1937)
https://www.biodiversitylibrary.org/bibliography/166628
Keywords: Begonias|California|Catalogs|Colma|Nurseries (Horticulture)|Nursery stock|Varieties|