Tag Archives: Poison oak

Know Your Natives – “Leaves of three, let it be”…usually

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We have all heard the advice, “Leaves of three, let it be”. Two native Arkansas plants, poison-ivy and poison-oak, have three leaflets per leaf and contain urushiol, an oily allergen. Following direct or indirect contact, many people experience allergic reactions (contact … Continue reading →

Posted in Know Your Natives, Native Plants, Shrubs, Vines | Tagged Anacardiaceae, Fragrant sumac, Poison ivy, Poison oak, Rhus, Rhus aromatica, Toxicodendron, Toxicodendron pubescens, Toxicodendron radicans | Leave a comment