What is "vaginula"

Vaginula \Va*gin"u*la\, n. [L., dim. of vagina sheath.] (Bot.)

1. A little sheath, as that about the base of the pedicel of most mosses.

2. One of the tubular florets in composite flowers.
   --Henslow.

n. 1 (context botany English) A little sheath, such as that about the base of the pedicel of most mosses. 2 (context botany English) One of the tubular florets in composite flowers.

Vaginula is a genus of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the family Veronicellidae, the leatherleaf slugs.