colocynth
The wild gourd (also called colocynth) produces apple-sized fruits that taste bitter and act drastically laxative. Today, the fruits are used as a remedy for stomach ache and processed in the pharmaceutical industry.
(from NeÜ © 2013 Karl-Heinz Vanheiden)
(from NeÜ © 2013 Karl-Heinz Vanheiden)