Assertion: peristome | /r/HasProperty | slippery
Facets:
Source sentences:
text: Surrounding the entrance to the trap is a structure called the peristome (the "lip"), which is slippery and often quite colorful, attracting prey, but offering an unsure footing.
text: The upper inner surface of the pitcher situated just below the peristome, the slippery zone, serves for prey trapping and retention; it bears numerous downward-pointing lunate cells in almost all Nepenthes taxa7,14,15,16,17,18,19.
text: The trap entrance is surrounded by a structure called peristome ("lip"), which is slippery and often quite colorful, attracting prey but offering an unsure footing.