Assertion: prickly pear's spine | /r/HasProperty | brittle
Facets:
Source sentences:
text: Second, whether or not they have regular spines, Opuntioid areoles bear glochids (usually small to minute, barbed spines that are very sharp and brittle, and very easily detached).
text: its flowers may seem nice, but they will only bring you closer to the dreadful spines that are brittle and nearly invisible so they break off into your skin, and punish you for getting too close to the plant with stings like tiny invisible wasps, whenever anything brushes against the punctures skin.