Ligulate
/ˈlɪgjʊlɪt/adjective
1- chiefly Botany strap-shaped, such as the ray florets of plants of the daisy family【主植】有舌叶的（如菊科植物的舌状小花）。
1.1
- (of a plant) having ray florets or ligules（植物）有叶舌的, 有舌状花的。