Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.
1 Bud scales blunt, only slightly keeled
..2 Leaf undersurfaces with cuticular papillae along the stomatal bands; shrubs or small trees to 10 m tall; [of Panhandle FL]
....3 Stomata in (4-) 5-9 (-11) rows on each side of midvein; [native of ne. N. America, south to w. NC and VA]
....3 Stomata in (7-) 9-14 (-17) rows on each side of midvein; [alien]