involucrum
In`vo*lu"crum, n.; pl. L. Involucra, E. Involucrums. Etym: [L. See Involucre.] 1. (Bot.) Defn: See Involucre. 2. (Zoöl.) Defn: A sheath which surrounds the base of the lasso cells in the Siphonophora.
In`vo*lu"crum, n.; pl. L. Involucra, E. Involucrums. Etym: [L. See Involucre.] 1. (Bot.) Defn: See Involucre. 2. (Zoöl.) Defn: A sheath which surrounds the base of the lasso cells in the Siphonophora.