Assertion: black walnut | /r/CapableOf | grow with boxelder
Facets:
Source sentences:
text: Near the western edge of its range, black walnut may be confined to floodplains, where it grows either with American elm (Ulmus americana), hackberry (Celtis occidentalis), green ash (Fraxinus pennsylvanica), and boxelder (Acer negundo), or with basswood and red oak Quercus rubra) on lower slopes and other favorable sites (10).