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Quercus sinuata var. sinuata, commonly called Durand oak, is a variety of Quercus sinuata, a species of oak tree [1] that grows in parts of the southern United States and northeastern Mexico. [2] The common name Durand white oak most often refers to this taxon. [3]
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.
Quercus sinuata var. breviloba, commonly called Bigelow oak or Bigelow's oak, is a variety of Quercus sinuata, a species of oak tree [1] that grows in parts of the southern United States and northeastern Mexico. Common names for this taxon are shallow-lobed oak, white shin oak, scaly-bark oak, limestone Durand oak, and shortlobe oak. [2]
Jumping oak galls are caused by a very tiny, native, stingless wasp (Neuroterus sp.) which lays eggs in leaf buds. As the leaf develops, pinhead-sized galls, also referred to as abnormal plant ...
Quercus hartwissiana Steven – Strandzha oak – southeastern Bulgaria, northern Turkey, western Georgia, southwestern Russia; Quercus havardii Rydb. – Havard oak, shinnery oak, shin oak – south central North America †Quercus hiholensis — Miocene — # Washington State [4] Quercus hinckleyi C.H.Mull. – Hinckley oak – # Texas ...
In spring, a single oak tree produces both staminate ('male') flowers in the form of catkins, and small pistillate ('female') flowers, [4] meaning that the trees are monoecious. The fruit is a nut called an acorn , borne in a cup-like structure known as a cupule ; each acorn usually contains one seed and takes 6–18 months to mature, depending ...
An oak tree shows signs of the effect of Sudden Oak Death disease at the Los Trancos Open Space Preserve near Palo Alto, Calif. on Wednesday, July 13, 2011. Crews from the California Conservation ...
Marcescence is most obvious in deciduous trees that retain leaves through the winter. Several trees normally have marcescent leaves such as oak (Quercus), [5] beech (Fagus) and hornbeam (Carpinus), or marcescent stipules as in some but not all species of willows . [6] All oak trees may display foliage marcescence, even species that are known to ...