Touch-me-not

See Impatiens.

Squirting cucumber. See under Cucumber.

North American annual plant with usually yellow or orange flowers; grows chiefly on wet rather acid soil

prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled

Mediterranean vine having oblong fruit that when ripe expels its seeds and juice violently when touched