Assertion: poison ivy's urushiol | /r/CapableOf | find throughout the poison ivy plant
Facets:
value: in sumac
type: LOCATION
value: in poison oak
type: LOCATION
Source sentences:
text: Urushiol is a sappy substance found all throughout the poison ivy plant as well as in poison oak and sumac; as long as it remains in any contact with the skin, rashes and blisters will persist.