长有块茎的根，热带藤蔓植物的小的属。
墨西哥的一种有块茎的草本植物，叶是草质的，花极香、蜡白色、类似小百合花，栽培以供观赏。
A tuberous mexican herb having grasslike leaves and cultivated for its spikes of highly fragrant lilylike waxy white flowers.
甜薯，我说的是那种有橘红色块茎和褐色外皮的那种，种植者和超市经常错贴标签为“番薯”。
By sweet potatoes, I mean the orange-fleshed tubers with brownish skin that growers and supermarkets often mislabel as “yams.”
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