Southern Appalachia is a unique ecosystem with distinct but varying climate and geology that allows almost every other type of forest to be found here, which makes these mountains very diverse, containing the greatest number of tree species in North America.
(Southern Appalachia; is; a unique ecosystem with distinct but varying) (climate and geology; allows; almost every other type of forest to be found here, which makes these mountains very diverse,) (almost every other type of forest to be found here; makes; these mountains very diverse) Context(almost every other type of forest to be found here makes,List([100, 163))):(almost every other type of forest to be found here; makes these mountains very diverse containing; the greatest number of tree species in North America)
almost every other type of forest to be found here makes,List([100, 163))
Southern Appalachia climate and geology almost every other type of forest to be found here almost every other type of forest to be found here
is allows makes makes these mountains very diverse containing
a unique ecosystem with distinct but varying
almost every other type of forest to be found here, which makes these mountains very diverse,
these mountains very diverse
the greatest number of tree species in North America