[1] : The Collaborative International Dictionary of English v.0.48

impatiens \impa"tiens\ i^mp=a"shi^e^nz, prop. n.
   l., impatient. bot.
   a genus of plants, several species of which have very
   beautiful flowers; -- so called because the elastic capsules
   burst when touched, and scatter the seeds with considerable
   force. called also touch-me-not, jewelweed, and
   snapweed. impatiens balsamina sometimes called lady's
   slipper is the common garden balsam.
   1913 webster
see also:
touch-me-not jewelweed snapweed impatiens balsamina lady's slipper 

[2] : The Collaborative International Dictionary of English v.0.48

lady's slipper \la"dy's slip"per\ l=a"di^z sli^p"p~er
   n. bot.
   any orchidaceous plant of the genus cypripedium, the
   labellum of which resembles a slipper. less commonly, in the
   united states, the garden balsam impatiens balsamina.
   1913 webster
see also:
cypripedium impatiens balsamina 

[3] : WordNet (r) 2.0

lady's slipper
     n : any of several chiefly american wildflowers having an
         inflated pouchlike lip; difficult or impossible to
         cultivate in the garden syn: lady-slipper, ladies'
         slipper, slipper orchid
see also:
lady-slipper ladies' slipper slipper orchid 

Ladys Slipper >> L Words
Ladys Slipper, definition of term: Ladys Slipper
ladys+slipper_pag1.html

Slipper >> S Words
Slipper, definition of term: Slipper
slipper_pag1.html