Vorontsova, M. S., P. Kirika, and P. Muthoka. 2014. “Overlooked Diversity in African Solanum (Solanaceae): New and Endangered Solanum Agnewiorum from Kenya”. Phytotaxa 10 (1). Auckland, New Zealand:31-37. https://doi.org/10.11646/phytotaxa.10.1.4.