Sentence:  In sum, when a modern Japanese family and its members sit around the supper table eating their bowls of Japanese-grown <WSD>rice</WSD>, they are not simply indulging a gastronomic preference for short-grained and slightly sticky japonica <WSD>rice</WSD> over long-grained indica <WSD>rice</WSD> from Thailand. 
Meaning of the word marked with <WSD> tags:  The seeds of this plant used as food.