Assertion: alder | /r/HasProperty | important food plant
Facets:
value: in plant ecosystems
type: LOCATION
value: for small birds
type: TRANSITIVE-OBJECT
Source sentences:
text: Alders are an important food plant for the caterpillars of many butterfly and moth species and also for small birds in winter.
text: Because alders can fix their own nitrogen they are important pioneer species in plant ecosystems and are often found in disturbed sites, on barren sand dunes, or – as seen with our native smooth alder – along streams and in wet ground where nitrogen is always in short supply.