Assertion: iris's beard | /r/HasProperty | the plant's filaments
Facets:
Source sentences:
text: In the centre of the blade, some of the rhizomatous irises have a "beard" (a tuft of short upright extensions growing in its midline), which are the plant's filaments.
text: In the centre of the blade, some of the rhizomatous irises have a "beard" (a tuft of short upright extensions growing in its midline), which are the plant's filaments.