Assertion: naiad's leaf | /r/CapableOf | taper to pointed tip
Facets:
value: very gradually
type: DEGREE
Source sentences:
text: Leaves are all submersed, opposite to whorled, flexible and may be arching, 1 to 4 cm (to 1½ inches) long, .2 to .6 mm wide, very gradually tapering to a pointed tip, with minute, spine-like teeth around the edges, 35 to 80 teeth per side and 1 or 2 teeth at the very tip.