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Synonymous names for this taxon include Quercus durandii Buckley (1861) and Quercus undulata Engelm. (1878). Because it was given by Samuel Botsford Buckley to name some taxons he believed to be varieties but are now understood to be separate species, the term "durandii" is currently regarded as "nomen confusum."
Quercus sinuata is a deciduous tree up to 20 metres (67 feet) tall. Leaves are narrow, with shallow rounded lobes. It tends to grow in wet habitats, such as on river bluffs, river bottoms, and flatwoods, and generally over basic substrates, such as mafic rocks, shells, or calcareous sediment.
Synonymous names for this taxon include Quercus durandii var. breviloba (Torr.) Palmer and Q. sinuata var. breviloba (Torr.) C. H. Mull. [1] [10] Because it was given by Samuel Botsford Buckley to name some taxa he believed to be varieties but are now understood to be separate species, the term "durandii" is currently regarded as "nomen ...
The genus Quercus contains about 500 known species, plus about 180 hybrids between them. [1] The genus, as is the case with many large genera, is divided into subgenera and sections. Traditionally, the genus Quercus was divided into the two subgenera Cyclobalanopsis, the ring-cupped oaks, and Quercus, which included
Quercus buckleyi, commonly known as Texas red oak, Buckley's oak, or Spanish oak [4] [5] is a species of flowering plant. [6] [7] It is endemic to the southern Great Plains of the United States (Oklahoma and Texas). [8] Buckley's oak is smaller and more likely to be multitrunked than its close relative, the Shumard oak (Q. shumardii).
Quercus shumardii, the Shumard oak, spotted oak, Schneck oak, Shumard red oak, or swamp red oak, is one of the largest of the oak species in the red oak group (Quercus section Lobatae). It is closely related to Quercus buckleyi (Texas red oak), Quercus texana (Nuttall's red oak), and Quercus gravesii (Chisos red oak).
Quercus austrina, the bastard white oak [3] or bluff oak, is an oak species that is endemic to the southeastern United States from Mississippi to the Carolinas, with a few isolated populations in Arkansas. [4] [5] Quercus austrina can grow to a height of 45 to 60 feet (13.5–18 meters) with a spread of 35 to 50 feet (10.5–15 m). Leaves are ...
Quercus vaseyana (also called Vasey oak) is a species of tree in the beech family. It grows in northern Mexico (Chihuahua, Coahuila, and Nuevo León) and in the US state of Texas. [4] [5] Q. vaseyana is a shrub or small tree up to 10 metres (33 feet) tall. The bark is brown.