Title: Portulacaria afra is constrained under extreme soil conditions in the Fish River Reserve, Eastern Cape, South Africa.
Primary Author: Mills AJ
Co-authors: Cowling RM, Steyn D, Spekreijse J & Van den Broeck D, Weel S & Boogerd C.
Year:  2011
Source: South African Journal of Botany
DOI: https://doi.org/10.1016/j.sajb.2010.12.008