edible canna

edible-canna的词性：
n.（名词）

1. A South American and West Indian plant (Canna edulis) having large red flowers and edible tubers. Also called achira, Queensland arrowroot
可食美人蕉：一种生长于南美及西印度群岛的植物（蕉芋 美人蕉属） ，开红色大花，块茎可食用 也作 achira， Queensland arrowroot

2. The tubers of this plant.
这种植物的块茎