Documentation of Significant Losses in Cornus florida L. Populations throughout the Appalachian Ecoregion

Table 2

Average annual county-level change (AAC), associated sampling error in number of trees and relative AAC of dogwood trees for each FIA unit in the Appalachian ecoregion.

State	FIA Unit Name	Average Annual Change (AAC)
		trees	SE	percent
Alabama	West Central	−666,547	197,863	−3.22
	North Central	−506,317	150,897	−2.35
	North	−395,732	76,690	−4.28
Georgia	North Central	−178,440	34,580	−2.44
	Northern	−360,186	68,195	−2.75
Kentucky	Eastern	−227,270	109,481	−2.21
	Northern Cumberland	−352,318	95,554	−3.53
	Southern Cumberland	−393,877	112,491	−2.86
	Bluegrass	−3,823	18,666	−0.37
	Pennyroyal	−91,282	38,283	−1.61
Maryland	Central	−244,677	88,207	−8.00
	Western	−413,932	195,769	−6.42
NewJersey	New Jersey	−51,785	66,824	−2.60
NewYork	Lake Plain	−49,633	84,915	−5.59
	Southwest Highlands	−95,807	41,190	−9.78
	South-Central Highlands	−84,551	26,209	−10.00
	Catskill-Lower Hudson	−219,113	79,132	−8.31
NorthCarolina	Piedmont	−316,529	41,673	−2.44
	Mountains	−555,794	88,388	−3.57
Ohio	South-Central	−687,564	220,690	−5.47
	Southeastern	−834,097	260,894	−5.13
	East-Central	−414,061	130,431	−4.43
	Northeastern	−129,719	41,143	−5.50
	Southwestern	−155,138	99,974	−5.87
	Northwestern	−111,079	48,328	−6.10
Pennsylvania	South Central	−203,164	55,932	−5.00
	Western	−270,535	82,221	−4.45
	North Central/Allegheny	815	47,812	0.05
	Southwestern	−309,902	131,873	−5.05
	Northeastern/Pocono	−43,002	39,767	−2.91
	Southeastern	−137,879	43,230	−5.01
SouthCarolina	Piedmont	−283,227	77,810	−2.01
Tennessee	Plateau	−644,240	135,510	−4.46
	East	−344,901	70,056	−3.78
Virginia	Southern Piedmont	−273,295	63,397	−1.90
	Northern Piedmont	−326,044	49,764	−2.82
	Northern Mountains	−458,598	80,040	−3.68
	Southern mountains	−294,283	37,583	−3.07
WestVirginia	Northeastern	−308,098	57,479	−4.03
	Southern	−862,357	102,240	−5.42
	Northwestern	−270,720	78,845	−3.18