‖ thyrsulaBot.|ˈθɜːsjʊlə| [mod.L. dim. of thyrsus.] (See quot. 1900.) 1832Lindley Introd.Bot. i. ii. 112 Link terms this inflorescence a thyrsula.1900B. D. Jackson Gloss.Bot. Terms 271/1 Thyrsula, the little cyme which is borne by most Labiates in the axil of the leaves.