1、 Apex of ocrea usually with green leaflike wing;leaf blade 5-12 cm wide.
托叶鞘通常具绿色的叶状的翅的先端；叶片5-12厘米宽。
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2、 Any of several green algae of the genus Ulva, having a membranous leaflike, irregularly shaped thallus sometimes used in salads.
一种石莼属的绿色海藻，有膜状叶形的不规则的叶状体，经常用在沙拉中。
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