Sentence:  To be honest, this hasn't been my Garden of Eden year. ... The lettuce turned bitter and bolted. The Green Comet broccoli was good, but my coveted <WSD>Romanescos</WSD> never headed up. 
Meaning of the word marked with <WSD> tags:  (Romanesco broccoli), a light-green edible flower bud of the species "Brassica oleracea", which is thus related to broccoli and cauliflower. Its form is a natural approximation of a fractal.