Assertion: fern's frond | /r/HasProperty | green
Facets:
Source sentences:
text: The sterile, or outer fronds, are green.
text: Not all ferns have green fronds.
text: These ferns have green fronds with yellow midribs and reproduce via spores located at the tip of each frond.
text: If the fronds are green and not wilted, you’ve found a perfect happy medium.
text: The fertile fronds develop later from the centers of the plants and are much smaller and deeper green.
text: It is unique with its purple, silver and green fronds colour that can grow up to 18 inches.