Found 1 items, similar to Involucrum.
English → English (gcide) Definition: Involucrum Involucrum \In`vo*lu"crum\, n.; pl. L. Involucra, E. Involucrums. [L. See Involucre.] [1913 Webster] 1. (Bot.) See Involucre. [1913 Webster] 2. (Zo["o]l.) A sheath which surrounds the base of the lasso cells in the Siphonophora. [1913 Webster]