Black Oak iri kupi?
Context:Black Oak inzvimbo iri muWhite River Township, Washington County, Arkansas, United States. Riri pakati peGreenland neElkins uye riri makiromita matanhatu kumaodzanyemba kwakadziva kumabvazuva kweFayetteville.  Nzanga iyi iri kumahombekombe ekumadokero kweMiddle Fork yeWhite River. Nharaunda yeSulphur City iri kumahombekombe ekumabvazuva erwizi anenge mamaira 1.5 kumaodzanyemba kwakadziva kumabvazuva.
Black Oak inzvimbo iri muArkansas, United States.