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The Cross Timbers are contained within the WWF central forest-grasslands transition ecoregion. The woodland and savanna portions of the Cross Timbers are mainly post oak and blackjack oak on coarse, sandy soils; [4] fire suppression in recent years has increased forest density and allowed eastern redcedar to invade as well.
Quercus stellata, the post oak or iron oak, is a North American species of oak in the white oak section. It is a slow-growing oak that lives in dry areas on the edges of fields, tops of ridges, and also grows in poor soils, and is resistant to rot, fire, and drought. Interbreeding occurs among white oaks, thus many hybrid species combinations ...
In this area, blackjack and post oak form a semi-savanna area composed of forested strips intermixed with prairie grass glades along the eastern edge of the southern Great Plains. This semi-savanna is known as the Cross Timbers. [14] [15] [16] Scrub forms of Q. marilandica dominate on many chert glades along with Q. stellata in Arkansas's Ozark ...
Cross Timbers and Prairies STP South Texas Plains EDP Edwards Plateau ... dwarf post oak Fagaceae (beech family) Yes IUCN (LC) 84 Quercus marilandica: blackjack oak
Bur oak (Quercus macrocarpa) Post oak (Quercus stellata) Swamp white oak (Quercus bicolor) Southern live oak (Quercus virginiana) Swamp chestnut oak (Quercus michauxii) Chestnut oak (Quercus prinus) Chinkapin oak (Quercus muhlenbergii) Canyon live oak (Quercus chrysolepis) Overcup oak (Quercus lyrata) English oak (Quercus robur) Red oak ...
Post oak grows 40-50 feet tall and slightly narrower and is hardy in Zones 5-9. Other oaks for dry soil: Bur oak (Quercus macrocarpa), 60-80 feet tall and wide, Zones 3-8; ...
– Chinkapin oak – eastern, central, and southwestern US (West Texas and New Mexico), northern Mexico; Quercus ningqiangensis S.Z.Qu & W.H.Zhang – southeastern China; Quercus oblongifolia Torr. – Arizona blue oak, Southwestern blue oak, or Mexican blue oak – # southwestern U.S., northwestern Mexico; Quercus obtusata Bonpl. – Mexico
Quercus margarettae (spelling variants include Quercus margaretta, Quercus margarettiae, and Quercus margaretiae), the sand post oak or dwarf post oak, is a North American species of oak in the beech family. It is native to the southeastern and south-central United States from Virginia to Florida and west as far as Texas and Oklahoma. [3]