The plant is named after Dr. H.H.W. Pearson, the first director of Kirstenbosch Botanical Gardens, who first collected the plant in 1910.
Ximilani lexi xithyiwe endzhaku ka Dr. H.H.W. Pearson, mufambisi wosungula wa Kirstenbosch Botanical Gardens, loyi anga xikuma rosungula hi lembe ra 1910.