Clue: "Leaves of three, let them be."
Clue: The munchies.
Clue: Fuga Demonum.
Challenge: Identify these plants!
First image shown under Creative Commons Attribution Share-Alike License. Second image is in the public domain. Third image shown under GNU Free Documentation License.
*Note: I am out of the country so answers may be later than usual (which I know are pretty late anyway).