Clark, V.R., Vidal Junior, J.D.D., Vidal Junior, J.D.D. & Barker, N.P. (2019)

A new, localised species of purple radiate Senecio (Asteraceae: Senecioneae) from the Sneeuberg massif, South Africa

. Phytotaxa 406 (3): 180–190. https://doi.org/10.11646/phytotaxa.406.3.4