elater

That which elates.

Elasticity; especially the expansibility of a gas.

A long, slender cell produced among spores and having hygroscopic secondary cell wall thickenings.

The closest affinities of the Jubulaceae are with the Lejeuneaceae. The two families share in common: (a) elaters usually 1-spiral, trumpet-shaped and fixed to the capsule valves, distally[…]

Any of the long, slender hygroscopic appendages attached to the spores of horsetails (genus Equisetum).

An elaterid, or click beetle.