acaulineyoudaoicibaDictYouDict[acauline 词源字典]
"= acaulescent", Mid 19th cent.; earliest use found in James Knowles (1759–1840), schoolmaster and lexicographer. From scientific Latin acaulis stemless + -ine. Compare earlier acaulose, acaulous, and acaulescent.[acauline etymology, acauline origin, 英语词源]