| 单词 | pileorhiza | 
| 释义 | pileorhiza in British English (ˌpaɪlɪəʊˈraɪzə) noun  botany obsolete  a calyptra  calyptra in British English (kəˈlɪptrə) noun botany 1.  a membranous hood covering the spore-bearing capsule of mosses and liverworts 2.  any hoodlike structure, such as a root cap   | 
	
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