Assertion: blackberry | /r/HasProperty | rubus ursinus
Facets:
Source sentences:
text: Trailing blackberry (Rubus ursinus) is a native species of blackberry in Washington that is smaller, generally grows along the ground, has narrow prickly stems instead of stout, start-shaped or ridged canes, and has only three narrower leaflets instead of five rounded leaflets like Himalayan blackberry.
text: The loganberry (Rubus × loganobaccus) is a hybrid of blackberry (Rubus ursinus) and raspberry (Rubus idaeus).