Sentence:  One of the few foodstuffs of the indigenous Khoikhoi and San people that European colonists adopted with any enthusiasm was a tea made from the dried, fermented leaf tips of a scrubby bushveld plant, "Aspalathus linearis", known as <WSD>redbush</WSD> or "rooibos". 
Meaning of the word marked with <WSD> tags:  (rooibos) (shrub of genus "Aspalathus")