Assertion: seaweed's holdfast | /r/HasAspect | an anchorage function
Facets:
value: generally
type: DEGREE
value: although a particularly efficient one
type: OTHER
Source sentences:
text: Most of them are the green (more than 1800 species), brown (about 2000 species) or red (over 7200 species) kinds, samples of which are each illustrated on this page, and most are attached by holdfasts, which generally just have an anchorage function, although a particularly efficient one.