| Outdoor Project

Blue camas (Camassia quamash). Photo published under CC license 2.0.

Buttercups (Ranunculus). Photo published under CC license 2.0.

Deadly nightshade (Atropa belladonna). Photo published under CC license 2.0.

Deathcamas (Toxicoscordion venenosum). Photo published under CC license 2.0.

English Yew (Taxus baccata). Photo published under CC license 2.0.

False hellebore (Veratrum viride). Photo published under CC license 2.0.

False lily of the valley (Maianthemum dilatatum). Photo published under CC license 2.0.

Jimson weed (Datura stramonium). Photo published under CC license 2.0.

Marsh marigold (Caltha palustris). Photo published under CC license 2.0.

Nerium oleander. Photo published under CC license 2.0.

Poison ivy (Toxicodendron radicans). Photo published under CC license 2.0.

Poison oak (Toxicodendron diversilobum). Photo published under CC license 2.0.

Rhubarb (Rheum rhabarbarum), whose leaves contain oxalic acid, known to disrupt kidney functioning. Photo published under CC license 2.0.

Water hemlock (cicuta douglasii). Photo published under CC license 2.0.

Water parsnip (Sium suave). Photo published under CC license 2.0.

Western skunk cabbage (Lysichiton americanus). Photo published under CC license 2.0.

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