• entire rhizome edible.
  • underwater tuber can be disloged from main roots with toes, floats to top.
  • tubers are edible raw.
  • raw unwashed tubers can be stored for several months.
  • tubers can be cooked, sliced, dried for storage, and later boiled.
  • tubers are usually several feet from parent plant.
  • stems can be cooked.
  • varieties in the Pacific Northwest are Arum-leaved arrowhead (Sagittaria cuneata) and Wapato (Sagittaria latifolia).
  • grows in calm water in plains, foothills, and montane regions.
  • warning: some species can cause skin reactions.
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