Assertion: peristome | /r/CapableOf | provide anisotropic
Facets:
Source sentences:
text: Owing to its arrangement of overlapping epidermal cells arranged in radial ridges, the peristome (a collar-like structure that lines the pitcher rim) provides an anisotropic, highly wettable surface that in species such as Nepenthes rafflesiana and Nepenthes bicalcarata is slippery for arthropods when wet (Bohn & Federle 2004; Bauer et al. 2008) and is fundamental to those species