Assertion: willow's catkin | /r/HasProperty | flower
Facets:
Source sentences:
text: When the tree blooms in late winter or spring, yellow catkins (flowers) appear.
text: Willows include small trees, shrubs, and groundcovers, and many species are dioecious with male and female catkins (flowers) on separate plants.
text: Female catkins are up to 1½ inches long, the flowers loosely arranged on the spike, bulbous at the base with a long beak, hairless, green to red, and on slender stalks 2.1 to 3.2 mm long.