Mid 19th century; earliest use found in James Knowles (1759–1840), schoolmaster and lexicographer. From scientific Latin acaulis stemless + -ine. Compare earlier acaulose, acaulous, and acaulescent.
Definition of acauline in US English:
acauline
adjective(ˌ)eɪˈkɔːlʌɪn
Botany
= acaulescent.
Origin
Mid 19th century; earliest use found in James Knowles (1759–1840), schoolmaster and lexicographer. From scientific Latin acaulis stemless + -ine. Compare earlier acaulose, acaulous, and acaulescent.