Question: what trees are native to oklahoma?
Answer: baldcypress (Taxodium distichum)
black walnut (Juglans nigra)
Chinese pistache (Pistacia chinensis)
dogwood, flowering (Cornus florida)
dogwood, roughleaf (Cornus drummondii)
eastern redcedar (Juniperus virginiana)
elm, American (Ulmus americana)
elm, lacebark (Ulmus parvifolia)