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Genus of the Week

Week of November 30 - December 6

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This page has been created for people who want to learn more about plants, especially in the context of their taxonomy (Latin names, etc.). This is by no means an exhaustive list of all available Web resources for a particular genus.
If you like this page, you should also visit the Land of the Glandular Trichomes , a microscopic look at plants in the Lamiaceae family.

This week's genus:


Subclass: Dicotyledoneae
Superorder: Rosidae
Order: Celastrales
Family: Icacinaceae
Tribe: Phytocreneae
Root: From "pyren", meaning grain, and "cantha", meaning thorn.

Pyrenacantha is a genus of shrubs that grow by climbing up trees in the tropical rainforests it inhabits. The tribe to which it belongs (Phytocreneae) is characterized by the warty appearence of the inner wall of the endocarp of its fruits.

Here are a few links to images and descriptions of different Pyrenacantha species:


  1. Heywood, V.H., ed. Flowering Plants of the World. New York, Oxford University Press: 1993.

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