Alisma plantago-aquatica


Mad-Dog Weed

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This light to yellow green, erect herbaceous perennial can reach heights of about 3 feet. The ovate to lanceolate shaped leaves emerge from a 1 1/4 to 6 inch long stem. Each leaf has a primary mid-vein which is flanked by three subparallel veins. Leaf stems emerge from bulb-like corms which have shallow fibrous roots. Vegetative spread is slow and radial. This species relies on population spread by seed.


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