Glossary of gardening, letter V

We're slowly approaching the end of this series devoted to glossary of gardening. Also to let you access the latest post published (R, S, T and U), I repeat the invitation to leave your contributions of new terms and new meanings to further enrichmorethe proposal.

You can do the comments space, believe me, love me now I receive your sugerencias.Vamos the terms of the day:

Sheath; plant membrane of varying thickness sometimes involving seeds (as shown in the image) and in other cases, the leaves and stems.

Valva; thus called pods or deep divisions, cupped, as a film that remain open because of some capsules, for example in the case offruitsdry.