Assertion: blackjack oak's leaf | /r/HasProperty | covered
Facets:
value: with hairs
type: OTHER
value: with sharp spines
type: OTHER
Source sentences:
text: Leaves are green or bluish colored and covered with white, yellowish or creamy stripes and sharp spines on the tips.
text: Leaves are thick, leathery and covered with layer of wax on the surface (it prevents loss of water via transpiration).
text: Newly formed leaves are brightly green and covered with hairs.