Arum palaestinum infrared image
Arnold Trachtenberg (Tue, 05 Feb 2008 17:12:10 PST)

I have added and infrared image of Arum palaestinum taken during my
home energy audit. The auditor was kind enough to amuse me and take an
image. As you can see the spathe is hotter than the surrounding area
presumably to attract pollinators such as flies.

Arnold

http://pacificbulbsociety.org/pbswiki/files/…