indusium

英 [ɪn'duːzɪəm] 美 [ɪn'duːzɪəm]

• n. [植]柱头下毛圈；囊群盖

英英释义

Noun:

1. a membrane enclosing and protecting the developing spores especially that covering the sori of a fern

词汇搭配

• outer indusium 外胚被,外幼虫膜...
• false indusium 假囊群盖