Assertion: kelp's holdfast | /r/HasProperty | hapteron
Facets:
Source sentences:
text: The brownish, flat and thin thallus blade floats under the surface and is joined by a long stem-shaped stipe to a holdfast (hapteron), which is attached to a stone or rock.
text: The brownish, flat and thin thallus blade floats under the surface and is joined by a long stem-shaped stipe to a holdfast (hapteron), which is attached to a stone or rock.