Assertion: legume's fruit | /r/CapableOf | turn black
Facets:
Source sentences:
text: The fruit is a single-seeded pod, 1.5 to 3 mm in diameter, that does not open upon maturation, but hardens and turns black when ripe.
text: They named the fruit tlilxochitl, or "black flower", after the matured fruit, which shrivels and turns black shortly after being picked.