A cluster of jewelweed.
jewelweed definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
any of a number of plants (genus Impatiens) of the balsam family, bearing yellow or orange-yellow flowers with short spurs, and seedpods that split at the touch when ripe
jewelweed definition by American Heritage Dictionary
Any of several plants of the genus Impatiens having yellowish spurred flowers and seedpods that dehisce into five valves when mature. Also called balsam, touch-me-not.