above: Acacia goetzei ssp. microphylla (Purple pod thorn) 2 photos below: Acacia goetzei ssp. goetzei, not a native of South Africa Plant collection J. Hurter, Bot. Garden, Nelspruit, South Africa, 7.2.06
“Hooked thorns are often seen on small raised bosses on the trunk and main branches” (Field guide to the acacias of Zimbabwe)
