", "Description of lobe shapes and acorn descriptions and the graphics were all good. This tree is also referred to as basket or cow oak. The leaves of the scarlet oak turn red in October. What kind of oak could this be? The leaves shed annually, during fall. Anything from an oak tree, like acorns or leaves, can poison or kill a dog. You also have the option to opt-out of these cookies. General location -- Northeast, Southeast, Midwest, Northwest, Southwest. To create this article, 28 people, some anonymous, worked to edit and improve it over time. This tree has medium green leaves with an open foliage. ", "I liked that you showed so many different species of oak, with detailed pictures. The leaves are 5 inches long and 3 inches wide. We use cookies to make wikiHow great. To learn more about specific types of oak trees, like the common White Oak and the Black Oak, keep reading! Would you like to write for us? The oak tree has around 450 species, each of them having unique features. Commonly called Cornish Oak or Durmast Oak, the leaves of this tree can be distinguished from those of the common oak because they are held on long stems. The oak is Great Britain’s best-known tree and certainly the nation’s favourite. This leaf has 4-5 lobes that are rounded and of equal size. The leaves turn glossy green as they age. Leaves are shiny, smooth and dark green while the undersides appear paler. Black Oak (Quercus Velutina) – Quercus velutina, the eastern black oak or more commonly known as simply black oak, is a species in the red oak (Quercus sect. The leaves are shiny green on the above, and pale with hair below. The “ring cup” comes up from the fact that the mature acorns possess delicate ring markings. ", different trees. The leaves of coast live oak tree(Quercus Agrifolia) are glossy green and unlike the traditional oak leaf are convex in shape. Oak tree leaves may be deeply pinnatifid-like seen in Canada. The leaves are of two types, viz. 5-7 lobes, each with multiple points at the end. The oak leaf, in present times, is a symbol of rank and regalia in the US as well as German armed forces. You can use the number of lobes, the distance between the lobes, and the overall size of the leaves to help you narrow down your options further. This species is seen a lot in North Africa (hence the name Algerian oak). This tree is also called Ring-cupped Oak or Glaucous-leaf Oak. A good guide should have distribution maps for each species. With a dull green to bluish-green top and a paler bluish-green bottom, these leaves sport rusty-colored hair along its veins. Thanks! Sugar Maples, Silver Maples, and Red Maples are not toxic to dogs, cats, or people but they are toxic to horses. This article has been viewed 1,152,990 times. wikiHow is where trusted research and expert knowledge come together. Some of the broadly elliptical leaves may have shallow sinuses and wide single-bristled lobes, while others may have deep sinuses and lobes and many bristle-tipped teeth. Does an oak leaf take on a different shape as it grows from an acorn? Necessary cookies are absolutely essential for the website to function properly. ", "Shape, size and color all were terrific. Unlike other oak trees, the lobes look like drops of water dangling from the end of the leaves. It’s easy to mistake a maple tree leaf for an oak tree leaf because both have lobes and sinuses. Types of Leaves with Examples. This tree is also referred to as yellow oak, yellow-bark oak or smooth oak. The leaf is green above and pale, fuzzy underneath. But opting out of some of these cookies may have an effect on your browsing experience. The two sinuses in the center divide the bur oak leaf into almost half. ", differences make this site a great resource for anyone interested in learning more about the magnificent trees. And have fun doing it! The leaf of the oak tree is considered a symbol of strength, honor, endurance and liberty since time immemorial. There are bristle tips (tiny hairs) on the end of each lobe (you will not find these bristle tips on the end of the white oak leaf). Come fall and the oak tree foliage lights up the landscape with its brightly colored leaves. They are typically glossy dark green on the upper side. This oak tree is found in most gardens world over, and is also seen in northeastern US. If so, use this post as an example and encouragement to go out and teach kids about trees. ", what was very helpful. Turn to the appropriate section. The leaf tips are short, broad and without curves. Perhaps the trees in your area are different. The eastern white oak is a massive tree that grows around 100 ft. (30 m) with a large wide, spreading canopy. The leaves turn orange-brown during dry seasons. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. An oak is a tree or shrub in the genus Quercus (/ ˈ k w ɜːr k ə s /; Latin "oak tree") of the beech family, Fagaceae.There are approximately 500 extant species of oaks. They can grow up to 8′ long. What do southern red tree leaves look like? The margins are smooth to shallowly lobed, with the apex and lobe tips ending in a bristle. Some leaves are serrated or toothed with smooth margin. 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