Stipula | Webster's Dictionary of the English Language

stipula
stĭpŭla, ae, f. dim. [stipes], a stalk , stem , blade , halm; of grain (syn. culmus): frumenta i...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
stipula
stipula ae, f dim.STIPA-, a stalk, stem, blade, halm : viridis, V.: Stridenti stipulā disperdere c...

An Elementary Latin Dictionary