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  2. Quercus ilicifolia - Wikipedia

    en.wikipedia.org/wiki/Quercus_ilicifolia

    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 ...

  3. Quercus muehlenbergii - Wikipedia

    en.wikipedia.org/wiki/Quercus_muehlenbergii

    Quercus muehlenbergii, the chinquapin (or chinkapin) oak, is a deciduous species of tree in the white oak group (Quercus sect. Quercus). The species was often called Quercus acuminata in older literature. Quercus muehlenbergii (often misspelled as muhlenbergii) is native to eastern and central North America.

  4. Quercus nigra - Wikipedia

    en.wikipedia.org/wiki/Quercus_nigra

    Quercus nigra is a medium-sized deciduous tree, growing up to 30 meters (98 feet) tall with a trunk up to 1 m (3 ft 3 in) in diameter.Young trees have a smooth, brown bark that becomes gray-black with rough scaly ridges as the tree matures.

  5. Quercus pagoda - Wikipedia

    en.wikipedia.org/wiki/Quercus_pagoda

    Quercus pagoda, the cherrybark oak, is one of the most highly valued red oaks in the southern United States. It is larger and better formed than southern red oak and commonly grows on more moist sites. Its strong wood and straight form make it an excellent timber tree.

  6. Grevillea robusta - Wikipedia

    en.wikipedia.org/wiki/Grevillea_robusta

    Grevillea robusta is a fast-growing evergreen tree with a single main trunk, growing to 5–40 m (20–100 ft) tall. The bark is dark grey and furrowed. The bark is dark grey and furrowed. Its leaves are fern-like, 10–34 cm (4–10 in) long, 9–15 cm (4–6 in) wide and divided with between 11 and 31 main lobes.

  7. Stand density index - Wikipedia

    en.wikipedia.org/wiki/Stand_Density_Index

    The above equation is an expression for computing the stand density index from the number of trees per acre and the diameter of the tree of average basal area. Assume that a stand with basal area of 150 square feet (14 m 2) and 400 trees per acre is measured. The dbh of the tree of average basal area D is:

  8. Quercus lobata - Wikipedia

    en.wikipedia.org/wiki/Quercus_lobata

    The "Henley Oak", in Covelo, California, is the tallest known valley oak, at 47 m (153 ft). [7] [8] The branches have an irregular, spreading and arching appearance. During autumn, the leaves turn a yellow to light orange color but become brown later in the season. In advancing age, the branches droop. The trees have pewter-colored rippled bark ...

  9. Quercus robur - Wikipedia

    en.wikipedia.org/wiki/Quercus_robur

    Quercus robur, the pedunculate oak or English oak, [3] [4] is a species of flowering plant in the beech and oak family, Fagaceae. It is a large tree, native to most of Europe and western Asia , and is widely cultivated in other temperate regions.