Adiantum

·noun A genus of ferns, the leaves of which shed water; maidenhair. Also, the black maidenhair, a species of spleenwort.

adiantum
ădĭantum, i, n., = ἀδίαντον, the plant maiden-hair , Plin. 22, 21, 30, § 62 (pure Lat.: capillus V...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.