Botany. The opening produced by dehiscence of a capsule, esp. the capsule of a moss.

A fringe: spec. (a) Anatomy the fringed end of the Fallopian tube; (b) Botany (see quot. 1847).

A hood or cover; spec. the hood of the sporecase in mosses.

Botany. A hood-like structure covering the capsule of a moss; = calyptra, n. a. Now rare or disused.

Botany and Conchology. = operculum, n.

Botany. A dilatation of the base of the theca or spore-case in some mosses.

Botany. The lid of the capsule in mosses.

Botany. = peristome, n. 1.

Botany. A single or double ring of teeth around the mouth of the capsule of many mosses.

Botany. = peristome, n. 1. Obsolete.

an extension of the nerve at the top of some moss leaves, forming a fine tip.

Botany. In mosses: a sheath at the base of the seta (capsule-bearing stalk); = vaginule, n.

A structure surrounding the ovary or archegonium of a plant; spec. an inflated membranous sac (utricle) surrounding the ovary in sedges. Also: the…

In mosses: a sheath at the base of the seta (capsule-bearing stalk); = vaginula, n. 2.

Botany. In mosses, liverworts, etc.: a small cellular body which becomes detached from the mother-plant and originates a new one.

†(a) a stipule (obsolete); (b) (in certain mosses and liverworts) a small, finely-divided, leaf-like structure on the stem between leaves.

Botany. A membrane stretching across the mouth of the spore-case in some urn-mosses.

The perigonium (perigonium, n. 1b) of a bryophyte. Obsolete.

Botany. A leafless stalk-like elongation of gametophytic tissue in a moss; spec. that supporting the sporophyte in sphagnum and certain other…

Botany. In mosses: †(a) the junction between the lid and opening of the sporangium (obsolete); (b) the junction between two cells, esp. between a…

Botany. A dry sheath around a stem or stalk; (usually) spec. one formed by the cohesion of two or more stipules, characteristic of the dock family Po…

The calyptra of mosses.

= seta, n.

Botany. A cellular dilatation on a leaf-stalk at the point where the petiole joins the lamina or where the midrib joins the leaflets of a…

= membranula, n.

Botany. In a moss: a theca or capsule. Obsolete. rare.

figurative and in extended use. An extension or projection from something; = pseudopodium, n. 4.

Bot. In mosses: The elastic external ring of epidermal cells with which the brim of the sporangium is furnished.