? Black oak
Scientific classification
Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Fagales Family: Fagaceae Genus: Quercus Species: Q. velutina
Binomial name
Quercus velutina Lamb.

Black oak (Quercus velutina) is a deciduous tree in the [[List of Quercus species#Section Lobatae|red oaka height of 20-25 m (65-80 ft) and a diameter of 90 cm (35 in), but it grows larger in the south and center of its range, where heights of up to 42 m (140 ft) are known. Image File history File links Quercus_velutina. ... Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms (as opposed to folk taxonomy). ... Divisions Land plants (embryophytes) Non-vascular plants (bryophytes) Marchantiophyta - liverworts Anthocerotophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) Lycopodiophyta - clubmosses Equisetophyta - horsetails Pteridophyta - true ferns Psilotophyta - whisk ferns Ophioglossophyta - adderstongues Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants Adiantum pedatum (a fern... Classes Magnoliopsida- Dicots Liliopsida- Monocots The flowering plants (also called angiosperms) are a major group of land plants. ... Young castor oil plant showing its prominent two embryonic leaves (cotyledons), that differ from the adult leaves Dicotyledons or dicots is a name for a group of flowering plants whose seed typically contains two embryonic leaves or cotyledons. ... Families included in the Kew list: Fagaceae - Beech family   (including Nothofagaceae) Betulaceae - Birch family Corylaceae - Hazel family Ticodendraceae not included in the Kew list: Casuarinaceae - She-oak family Juglandaceae - Walnut family Rhoipteleaceae Myricaceae The Fagales are an order of flowering plants, including some of the best known trees. ... Genera Castanea - Chestnuts Castanopsis Chrysolepis - Golden chinkapin Colombobalanus Fagus - Beeches Formanodendron Lithocarpus - Stone oaks Nothofagus - Southern beeches Quercus - Oaks Trigonobalanus The family Fagaceae, or beech family, is characterized by alternate leaves with pinnate venation, flowers in the form of catkins, and fruit in the form of nuts, one to seven... Species See List of Quercus species The term oak can be used as part of the common name of any of several hundred species of trees and shrubs in the genus Quercus, and some related genera, notably Cyclobalanopsis and Lithocarpus. ... In biology, binomial nomenclature is the formal method of naming species. ... Aylmer Bourke Lambert (1761-1842) was a British botanist, one of the first fellows of the Linnaean Society. ... Deciduous means temporary or tending to fall off (deriving from the Latin word decidere, to fall off). ... For other uses, see Tree (disambiguation). ...

Detail of mature bark

The leaves of the black oak are alternately arranged on the twig and are 10-20 cm (4-8 in) long with 5-7 bristle tipped lobes separated by deep U-shaped notches. The upper surface of the leaf is a shiny deep green, the lower is yellowish-brown. Image File history File linksMetadata Download high resolution version (1600x1067, 819 KB)Closeup of black oak bark on marked tree at Colgate Rochester Crozer Divinity School Image copyleft: Image taken by me, released under GFDL Pollinator 02:55, August 4, 2005 (UTC) ( Permission is granted to copy, distribute and/or... Image File history File linksMetadata Download high resolution version (1600x1067, 819 KB)Closeup of black oak bark on marked tree at Colgate Rochester Crozer Divinity School Image copyleft: Image taken by me, released under GFDL Pollinator 02:55, August 4, 2005 (UTC) ( Permission is granted to copy, distribute and/or... In botany, a leaf is an above-ground plant organ specialized for photosynthesis. ...

The fruits or acorns of the Black oak are small and almost as wide as they are long. The upper half of the nut is covered by a cap of loose scales that often form a fringe around the acorn. Fruit stall in Barcelona, Catalonia. ... Acorns of Sessile Oak The acorn is the fruit of oaks (genera Quercus, Lithocarpus and Cyclobalanopsis, in the family Fagaceae). ... Hazelnuts from the Common Hazel Chestnut // Botanical definition A nut in botany is a simple dry fruit with one seed (rarely two) in which the ovary wall becomes very hard (stony or woody) at maturity, and where the seed remains unattached or unfused with the ovary wall. ...

The inner bark of the Black oak contains a yellow pigment called quercitron, which was sold commercially in Europe until the 1940s. BARK (Binär Automatisk ReläKalkylator) was completed in February 1950 at a cost of 400. ... Quercitron is a yellow dye obtained from the bark of the Black oak (Quercus velutina), a fine forest tree indigenous in North America. ... // Events and trends World War II was a truly global conflict with many facets: immense human suffering, fierce indoctrination, and the use of new, extremely devastating weapons such as the atomic bomb. ...