Black-Jack Oak Leaf Small 264×320 Medium 528×640 Large 845×1024 Download Tiff Original 1981×2400 | (383.2 KB) Description The leaf of a Black-jack oak tree. Keywords Blackjack oak tree leaf, koak, types of leaves Galleries Trees: B Source: The Editorial Board of the University Society Boys and Girls Bookshelf (New York, NY: The University Society, 1920)
