Using the same table of important native tree species in four Texas ecoregions, calculate the $$$-$diversity for each ecosystem. Respond only with numbers.$$

$\backslash$begin$\{$tabular$\}\{|$c$|$c$|$c$|$c$|\}$

$\backslash$hline Post Oak Savanna & Blackland Prairie & Edwards Plateau & East Texas Piney Woods $\backslash \backslash$

$\backslash$hline & & & American beech $\backslash \backslash$

$\backslash$hline & American Elderberry & & $\backslash \backslash$

$\backslash$hline American elm & American Elm & & American elm $\backslash \backslash$

$\backslash$hline Ashe juniper & & Ashe juniper & $\backslash \backslash$

$\backslash$hline & & Bald cypress & $\backslash \backslash$

$\backslash$hline Black walnut & Black Walnut & Black walnut & $\backslash \backslash$

$\backslash$hline Black hickory & & & $\backslash \backslash$

$\backslash$hline & & Big$-$toothed maple & $\backslash \backslash$

$\backslash$hline Blackjack oak & & & $\backslash \backslash$

$\backslash$hline Bur oak & Burr Oak & & $\backslash \backslash$

$\backslash$hline & Carolina Buckthorn & Carolina buckthorn & $\backslash \backslash$

$\backslash$hline Cedar elm & Cedar Elm & & $\backslash \backslash$

$\backslash$hline Chinkapin oak & & Chinkapin oak & $\backslash \backslash$

$\backslash$hline & Common Persimmon & & $\backslash \backslash$

$\backslash$hline & Deciduous Holly & & $\backslash \backslash$

$\backslash$hline Drumond red maple & & & Drummond red maple $\backslash \backslash$

$\backslash$hline & Eastern Cottonwood & & $\backslash \backslash$

$\backslash$hline Eastern redbud & Eastern Redbud & & Eastern redbud $\backslash \backslash$

$\backslash$hline & Eastern Red Cedar & & Eastern red cedar $\backslash \backslash$

$\backslash$hline Flowering dogwood & & & Flowering dogwood $\backslash \backslash$

$\backslash$hline Honey mesquite & & & $\backslash \backslash$

$\backslash$hline & Huisache & & $\backslash \backslash$

$\backslash$hline Loblolly pine & & & Loblolly pine $\backslash \backslash$

$\backslash$hline & & & Long$-$leaf pine $\backslash \backslash$

$\backslash$hline Mexican plum & Mexican Plum & Mexican plum & $\backslash \backslash$

$\backslash$hline Pecan & Pecan & Pecan & $\backslash \backslash$

$\backslash$hline & & Plateau black cherry & $\backslash \backslash$

$\backslash$hline Post oak & & & $\backslash \backslash$

$\backslash$hline & Red Buckeye & & $\backslash \backslash$

$\backslash$hline & Red Mulberry & Red mulberry & $\backslash \backslash$

$\backslash$hline

$\backslash$end$\{$tabular$\}$

Post Oak Savanna alpha diversity

Blackland Prairie alpha diversity

Edwards Plateau alpha diversity

East Texas Piney Woods alpha diversity