jewelweed

/ˈdʒuəlˌwid/
noun
  1. A wild plant with orange or yellow flowers that grows in wet areas; also called touch-me-not because its seed pods burst open when touched.
    • Some people use jewelweed to soothe skin irritation from poison ivy.
    • Jewelweed often grows near streams and in damp forests.
    • The children loved popping the seed pods of jewelweed in the garden.