antheridiumyoudaoicibaDictYouDict[antheridium 词源字典]
"The male sex organ of algae, mosses, ferns, fungi, and other non-flowering plants", Mid 19th century: modern Latin, from anthera (see anther) + -idium (from the Greek diminutive suffix -idion).[antheridium etymology, antheridium origin, 英语词源]