Ā'cau-lĕs'çent or A-cau'lĭne or A-cau'lōse or A-cau'loŭs, a.

a. [Gr. ἄκαυλος, from ἀ priv. and καυλός, stalk; Lat. caulis, Ger. kohl, Eng. cole, cauli-flower. See COLE.] (Bot.) Having no stem or caulis, or only a very short one concealed under ground, as the Carline thistle. Gray.