Annonaceae, Rollinia deliciosa (mucosa), Biriba – Tropical S. America

Here’s a photo of two immature Biriba fruit. When mature the fruit turns bright yellow. Biriba can be found growing in the wild in the islands of the Caribbean and […]

Annonaceae, Monodora myristica, African nutmeg – Kew, England (native to W. Africa)

This interesting tree, which I photographed in the Palm House at Kew Botanical Gardens, is a member of the Annonaceae family, which includes a number of significant tropical and sub-tropical […]


Here’s a list-in-progress of plant families, ordered alphabetically. Click a family name and the link will take you to a page listing corresponding entries. I am in the process up […]


Following is a list of plant species I work with. The list mostly consists of species from around the world, typically those species I have encountered while living, traveling and […]

Annonaceae, Stelechocarpus burahol, Kepel fruit

Stelechocarpus burahol is closely related to such species as guanabana (soursop), Biriba (Rollinia deliciosa), Paw-Paw (Asimina triloba) and Ylang Ylang. Burahol (kepel fruit, or keppel apple) is a rare and […]

Annonaceae, Rollinia deliciosa (mucosa), biriba

Biriba can be found growing in the wild in the islands of the Caribbean and in northern South America, now more commonly found in cultivation. It is most widely cultivated […]

Annonaceae, Annona muricata, soursop, guanabana

Soursop (English), Guanabana (Latin America), Durian Belanda (Malaya) Guanabana is a relatively¬† small, fast growing, evergreen tree originally from tropical America, now present in tropical countries all around the world. […]