Assertion: fern | /r/HasProperty | primitive
Facets:
value: structurally
type: DEGREE
value: relatively
type: DEGREE
Source sentences:
text: Ferns in the Adder's Tongue family (Ophioglossaceae) are considered to be relatively primitive when compared to ferns in other families.
text: Although ferns are structurally more advanced than mosses, like the more primitive algae and mosses their sex life involves two generations and a dependence on water.