Black horehound flower

Contest winner of march of 2014

On march of 2014 this picture was presented to be identified

With the following description:

It grows by the side of the roads, ruins, hedges and waste lands. It likes soil rich in nitrogen. Its leaves, when dry, become black.Botanical-online.com

The correct answer was:

Ballota nigra

Known colloquially as:

Black horehound

Among the winners, winner has come out:

¡Julian Villena Palomares!

Congratulations!

Award of the month winner of march of 2014

See the whole contest history

More information about the contest.