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Remaining closed at maturity, or not opening along regular lines, as the acorn, or a cocoanut.

A small, dry, indehiscent fruit, containing a single seed, as in the buttercup; -- called a naked seed by the earlier botanists. [Written also akene and achænium.]

A one-celled, dry, indehiscent fruit, with a thin membranous pericarp, adhering closely to the seed, so that fruit and seed are incorporated in one body, forming a single grain, as of wheat, barley, etc.

A one-seeded, one-called, indehiscent fruit; an achene with the calyx tube adherent.

The property or state of being indehiscent.

An indehiscent, one-seeded fruit furnished with a wing, as the fruit of the ash and maple; a samara; -- called also key fruit.

Like a nut either in structure or in being indehiscent; bearing one-seeded nutlike fruits. [Written also nucumentaceous.]

hrubs (as of the almond, walnut, hickory, beech, filbert, etc.), consisting of a hard and indehiscent shell inclosing a kernel.

A dry, indehiscent, usually one-seeded, winged fruit, as that of the ash, maple, and elm; a key or key fruit.

A fruit consisting of many dry indehiscent cells, which contain but few seeds and cohere about a common style, as in the mallows.

ly Tiliaceæ, distinguished by the winglike bract coalescent with the peduncle, and by the indehiscent fruit having one or two seeds. There are about twenty species, natives of temperate regions. Many species are planted as ornamental shade trees, and the tough fibrous inner bark is a valuable article of commerce. Also…