Sanguino or frangula. A shrub that usually grows on the banks of rivers, flexible wood and purging toxic berries. Its bark has been used for tanning leather. Also say you sangobin, sangobino, sangubino, sangomino, sangrino, sangumin, sangumo, avellanillo, Black Alder, purple honeysuckle, smelly, salguera del Bierzo, sangreda, sangueno, azare and many other names. In my homeland, sanguin.
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