Assertion: alder's leaf | /r/HasProperty | sewn by silk
Facets:
value: together
type: MANNER
Source sentences:
text: In comparison to birches ( Betula spp. ), there are relatively few moths in Scotland which feed exclusively on alder, but the May highflyer ( Hydriomena impluviata ) is specific to alder, and its larva lives in a shelter which is formed by two leaves that have been sewn together by silk.