Chase, M.W., Thijs, K.W., Kamau, P. and Fay, M.F. 2013. Dorstenia christenhuszii (Moraceae), a new species from the Taita Hills, Kenya. Phytotaxa. 81, 2 (Feb. 2013), 45–48. DOI:https://doi.org/10.11646/phytotaxa.81.2.1.