Lamb, J. M., & Naidoo, P. (2016).

Largely invariant trnL-F/nrITS sequences and ISSRs do not resolve morphospecies of Warburgia (Canellaceae)

. Phytotaxa, 270(4), 252–266. https://doi.org/10.11646/phytotaxa.270.4.2