purple loosestrife: Media
plant
Images
Purple loosestrife (Lythrum salicaria).
Kitty Kahout—Root Resources/Encyclopædia Britannica, Inc.
Illustration of purple loosestrife (Lythrum salicaria) flowers from The...
"The Different Forms of Flowers on Plants of the Same Species, Part 5" (p.139) by Charles Darwin (D. Appleton and Company, New York, 1877)