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Flatwoods are an ecosystem maintained by wildfire or prescribed fire and are dominated by longleaf pine (Pinus palustris), and slash pine (Pinus elliotii) in the tree canopy and saw palmetto (Serenoa repens), gallberry (Ilex glabra) and other flammable evergreen shrubs in the understory, along with a high diversity of herb species.
At the start of the 20th century, heavy cutover of the southern pine forest, combined with longleaf pine seedling destruction by foraging livestock, eliminated pine regeneration. [1] [10] As reflected by the 1924 federal Clarke–McNary Act, fire suppression began to be practiced.
These are woodlands dominated by longleaf pine (Pinus palustris) and subject to frequent fires.The Atlantic coastal plain upland longleaf pine woodlands occur on uplands and on the higher parts of upland-wetland mosaics, while the east Gulf coastal plain interior upland longleaf pine woodlands occur on rolling dissected uplands, inland of the coastal flatlands.
The longleaf pine ecosystem is a temperate coniferous forest ecosystem found within the Southern United States. Spanning pine savannas , sandhills and montane forests , it includes many rare plant and animal species, and is one of the most biodiverse in North America . [ 1 ]
In the far southwest was California oak woodland and Ponderosa Pine savanna, while further north was the Oregon White Oak savanna. The Central Hardwood Region covers a wide belt from northern Minnesota and Wisconsin, down through Iowa, Illinois, northern and central Missouri, eastern Kansas, and central Oklahoma to north-central Texas, with ...
A mix of grassland and savannas make up about 15% of California. Oak subcategories within the state are separated by region, with the northern type including garry oak (Quercus garryana) and blue oak (Quercus douglasii), the southern type including Englemann oak (Quercus englemannii) and coast live oak (Quercus agrifolia), and the foothill woodlands including interior live oak (Quercus ...
Researchers in Chile identify a challenger to the world's oldest tree: an alerce in Alerce Costero National Park that may be over 5,000 years old.
The California interior chaparral and woodlands ecoregion extends from as far north as Shasta Lake in Northern California to as far south as the Santa Barbara Channel in Southern California. Despite being termed as "inland", this ecoregion features extensive coastline between the Central Coast towns of Goleta and San Simeon , as well as within ...