two-valved

Prof. Braun mentions a Fumariaceous genus, in which the flowers in the lower part of the spike bear oval, ribbed, one-seeded nutlets; and in the upper part of the spike, lanceolate, two-valved, and two-seeded siliques.

VII. Miscellaneous Objections to the Theory of Natural Selection 1909

After I had received Remeses into my house, I conducted him through a two-valved door, opened before us by my chief butler, into the superb apartment allotted for recreation and repose.

The pillar of fire, or, Israel in bondage 1859

Both bikes are powered by an electrically-started air-cooled, 124cc, SOHC 4-stroke, two-valved engine fed through a Mikuni VM20 carburetor and, like the DR-Z models, they feature constant-mesh

Top Speed 2009

A two-valved pericarp, having the feeds fixed along both futures, and the tranfverfe diameter equal, or nearly fo, to the longitudinal.

The language of botany : being a dictionary of the terms made use of in that science, principally by Linneus ... 1793