Rhus Venenata. Rhus venenata. Poison Elder. Poison Sumach. Swamp Sumach.-It is frequently named "R. Vernix," and it is given under this name in Hempel's Jahr., ...

RHUS VENENATA Poison-elder The skin symptoms of this species of Rhus are most severe. Mind.--Great melancholy; no desire to live, gloomy. Head.--Heavy, frontal ...