jewelweed

[joo-uh l-weed]
noun
  1. any of several plants of the genus Impatiens, especially I. capensis, having orange-yellow flowers spotted with reddish brown, or I. pallida, having yellow flowers sometimes spotted with brownish red.
Compare touch-me-not.

Origin of jewelweed

An Americanism dating back to 1810–20; jewel + weed1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018