Assertion: heather's leaf | /r/HasProperty | oily
Facets:
value: in order to prevent water loss
type: PURPOSE
Source sentences:
text: ( Calluna vulgaris ) is dominant on moorland; the flowers are pale purple, the plant branches extensively, the leaves are in opposite pairs (not whorls); and are oily in order to prevent water loss.
text: ) is dominant on moorland; the flowers are pale purple, the plant branches extensively, the leaves are in opposite pairs (not whorls); and are oily in order to prevent water loss.