Assertion: xylem | /r/LocatedNear | a ring of phloem
Facets:
value: in an amphicribral arrangement
type: OTHER
Source sentences:
text: In an amphicribral arrangement, xylem is surrounded by a ring of phloem.
text: In contrast, amphicribral vascular bundles, which are found in some angiosperms and ferns, have xylem surrounded by a ring of phloem (58).