The squirting cucumber (Ecballium elaterium).
The sensitive plant (Mimosa pudica).
The jewelweed, Impatiens noli-tangere, Impatiens capensis, Impatiens parviflora.
Armenian cucumber, in the flexuosus cultivar group of Cucumis melo subsp. melo.
Echinocystis lobata, a species of gourd found throughout most of North America
Marah, a genus of gourds native to western North America