Sentence:  "In fact this spice was making a second appearance in Europe: it was Guinea pepper, mentioned by Pliny as 'African pepper', and also known as Malaguetta pepper or <WSD>grains of Paradise</WSD>. <WSD>Grains of Paradise</WSD> had been very popular in the thirteenth century and again in the sixteenth; its popularity may have been due to the brilliant name thought up for it by some advertising genius born before his time." 
Meaning of the word marked with <WSD> tags:  The seeds or seed capsules of the (noshow=1), used as a medicine and spice, especially as a substitute for black pepper and in flavoring alcoholic beverages.