Assertion: joshua tree's flower | /r/HasProperty | important aspect
Facets:
value: for pollinating birds
type: PURPOSE
Source sentences:
text: Flowering is an important aspect considered and garden lovers love flowering plants especially with fragrance.
text: Ecologically, the plants provide protective nesting sites for many species of desert birds, and the flowers are an important source of nectar for pollinating birds, insects, and bats.