Distribution map 0 Distribution map 1 Distribution map 2 Distribution map 3 Distribution map 4 Distribution map 5 Illustrations . cordata Willd. The simple, alternate leaf of Celtis occidentalis, with three major veins originating at the asymetrical base, is very distinctive within the Wisconsin flora.The conspicuously ridged bark of mature trunks is also characteristic and terminal buds are often strongly angled to one side. Prune out the clusters of twigs when practical. Celtis occidentalis - Leaves, Fall Interest. Origin. As a result, Celtis reticulata is often confused with several other species within the genus Celtis, most notably Celtis laevigata, Celtis occidentalis, and Celtis pallida. In: Fire Effects Information System, [Online]. Leaves, fruit, and bark of Celtis occidentalis on Pine Hill Road. Several fungi cause leaf spots on Hackberry. hackberry Ulmaceae Celtis occidentalis L. symbol: CEOC Leaf: Alternate, simple, ovate, 2 to 5 inches long, serrated margin, pinnately veined, with acuminate tip and an inequilateral base, three distinct veins originate from base, maybe hairy or scruffy, green above and paler and somewhat pubescent below. From Wikimedia Commons, the free media repository. Scales of various types may be found on Hackberry. Celtis is the Greek name for the Hackberry tree (Hackberry itself is a derivative of the Scottish name Hagberry, which is actually a … [3] Noteworthy Characteristics. Sairus Patel, 17 Sep 2019 Comparison of upper and lower leaf surfaces of (left to right) Celtis sinensis (teeth, when present, don’t extend to leaf stalk), C. australis (leaf undersides fuzzy), C. orientalis (leaf widest in basal half). Hackberry (Celtis occidentalis) is one of our most common trees in Iowa. Gray: CEOCO2: Celtis occidentalis L. var. Hackberry (Celtis occidentalis), also known as Common Hackberry, Northern Hackberry, or American Hackberry, is present throughout the upper half of the eastern United States, the Great Plains, and southern Canada, including almost all of Ohio.It is a tree that frequents fencerows, fields, and wastelands, and grows naturally near bodies of water, including floodplains and drainage ditches. Witches broom is caused by a mite and powdery mildew. Insects, Diseases, or Other Plant Problems: Hackberry nipple gall is common and while it disfigures the leaves it does not hurt these trees. Common Hackberry Celtis occidentalis Description & Overview Common Hackberry is a large, Wisconsin native shade tree with a vase shape canopy. I, the copyright holder of this work, hereby publish it under the following licenses: Date: 4 August 2010: Source: Own work: Author: Sapphosyne: Licensing. It is also tolerant of urban conditions including soil compaction, air pollution and occasional flooding. Celtis occidentalis. Powdery mildew, leaf spot and root rot may occur. The disease is worse during wet weather but chemical controls are seldom needed. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory (Producer). Leaf persistence Deciduos Semi-evergreen Evergreen Certification Legislative Decree no. Native to North America (i.e. Celtis occidentalis Photo Locations: Paris, France, University of Minnesota, Morton Arboretum - Lisle, IL, Los Angeles County Arboretum - Arcadia, CA and UC Berkeley Botanic Garden - Berkeley, CA, San Francisco, CA, Finch Arboretum - Spokane, WA and Arnold Arboretum - Boston, MA Lacking flamboyance and romantic associations, hackberries are like cinder blocks: eminently useful but stigmatized by default" (Jacobson). Celtis occidentalis - Bark. The application of that name to Celtis occidentalis was possibly a result of the early colonists confusion with regard to the small cherry-like appearance of its fruit (Peattie, 1953, 1966). The genus Celtis is notorious for frequent hybridization. A. Celtis reticulata is a member of the genus Celtis, the members of which collectively are known as the nettle trees or hackberries. Chinese celtis is a large tree, growing up to 20 m tall, with a spreading, moderately dense crown. 386 Legislative Decree no. Powdery mildew and leaf spot may occur. " Celtis are often rugged, handsome, deep-rooted shade trees afflicted by few serious pests. Hackberry nipple gall (disfigures leaves) is less of a problem with this species than with Celtis occidentalis. A relative of the Elm tree, hackberry trees are adaptable to a wide range of light and moisture levels. Celtis occidentalis L. var. 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