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Quercus agrifolia, the California live oak, [3] or coast live oak, is an evergreen [4] live oak native to the California Floristic Province.Live oaks are so-called because they keep living leaves on the tree all year, adding young leaves and shedding dead leaves simultaneously rather than dropping dead leaves en masse in the autumn like a true deciduous tree. [5]
Quercus myrsinifolia is an evergreen oak tree that grows up to 20 metres (66 ft) tall. Leaves are 60–110 × 18–40 mm with serrulate margins; the petiole is 10–25 mm long. The acorns are ovoid to ellipsoid, 14–25 × 10–15 mm, and glabrous with a rounded apex; the flat scar is approx. 6 mm in diameter. Cupules are 5–8 × 10–18 mm ...
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 ...
“As you travel, observe what is thriving in the soil types you move through and you will find trees such as black oak, blackjack oak, post oak, Southern red oak (Quercus falcata) and many more ...
White oak has served as the official state tree of Illinois after selection by a vote of school children. [28] There are two "official" white oaks serving as state trees, one located on the grounds of the governor's mansion, and the other in a schoolyard in the town of Rochelle. The white oak is also the state tree of Connecticut [29] and Maryland.
Quercus ilicifolia is a deciduous tree or shrub growing occasionally reaching a height of 6 meters (20 feet) but usually much smaller. [4] [5] It is gangly and can form a dense thicket. The plant grows from a large taproot, which reach 20 centimeters (8 inches) in thickness. The taproot lives a long time, producing several generations of above ...
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.
The male flowers form long drooping catkins that are yellow-green in color. The female flowers have very small spikes in leaf axils that appear with the leaves. [8] Form: Though usually found as a shrub, given enough moisture it can become a medium-sized tree that reaches up to 18 m (60 ft) tall with a spreading round crown. [10]