Erica fastigiata

Four Sisters heath. Bears clusters of four flowers (hence the name) at tips of branchlets, each bloom with four spreading lobes, varying from pink to almost white, with a ring of darker pink or green at mouth; anthers without awns. Usually a strictly erect bushy heath to more than 1m tall, but sometime sprawling; flowering VIII-I in wild. A variable plant, found in damp habitats especially see pages.

Sources:

Ericas of South Africa (D.Schumann, G. Kirsten & E. G. H. Oliver) 1992: p. 92.