Are Berkheya and Valeriana both endemic to Africa?
Berkheya Berkheya is a genus of flowering plants in the aster family, Asteraceae, and the subfamily Carduoideae, the thistles. It is distributed in tropical Africa, especially in southern regions. Of about 75 species, 71 can be found in South Africa.
Acraea pharsalus Acraea pharsalus, the east African forest acraea or Pharsalus acraea, is a butterfly in the Nymphalidae family. It is found in Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Nigeria, Cameroon, Equatorial Guinea, São Tomé and Príncipe, the Democratic Republic of the Congo, Sudan, Uganda, Kenya, Tanzania, Malawi, Ethiopia, Angola, Zambia and Mozambique. The habitat consists of forests and riverine vegetation in Guinea savanna.