Articles
Over the years I’ve written many articles for the Euphorbia World, an international magazine for Euphorbia enthusiast. Several of those you can read here.

Euphorbia caput-medusae
Read an extensive article about the Euphorbia caput-medusae group.

Euphorbia section Triacanthium Jacobsen
Read four articles about Euphorbia section Triacanthium Jacobsen.