Ailanthus are capable of forming thick blankets of roots and heavy shade to the extent that native species are prevented from being able to reclaim an area that has been logged or deforested, as well as areas that have been heavily developed.

Another tree called Tree-of-Heaven ( Ailanthus altissima ), originally from China, has been widely introduced and Atteva aurea has jumped to this new host plant ( giving it its common name, Ailanthus webworm ).

Like many other natural areas in the eastern United States, the forest has a significant problem with invasive exotics, including tree-of-heaven ( Ailanthus altissima ), autumn olive ( Eleagnus umbellata ), Amur honeysuckle ( Lonicera maackii ), Japanese honeysuckle ( Lonicera japonica ), and princess tree ( Paulownia tomentosa ).

The best-known species is the temperate Chinese Tree-of-heaven Ailanthus altissima, which has become a cosmopolitan urban weed tree.

Examples of trees that do well as pollards include broadleaves such as beeches ( Fagus ), oaks ( Quercus ), maples ( Acer ), black locust or false acacia ( Robinia pseudoacacia ), hornbeams ( Carpinus ), lindens or limes ( Tilia ), planes ( Platanus ), horse chestnuts ( Aesculus ), mulberries ( Morus ), redbud ( Cercis canadensis ), tree of heaven ( Ailanthus altissima ) and willows ( Salix ), and a few conifers, such as yews ( Taxus ).

The southern hardwood forests are dominated by black locust ( Robinia pseudoacacia ), which is exotic, and black cherry ( Prunus serotina ); with lesser numbers of native oaks ( Quercus ) and maples ( Acer ), and the exotic tree of heaven ( Ailanthus altissima ).

Ailanthus (; derived from ailanto, an Ambonese word probably meaning " tree of the gods " or " tree of heaven ") is a genus of trees belonging to the family Simaroubaceae, in the order Sapindales ( formerly Rutales or Geraniales ).

The tree of heaven, Ailanthus altissima, produces allelochemicals in its roots that inhibit the growth of many plants.

Ailanthus altissima (), commonly known as tree of heaven, ailanthus, or in Standard Chinese as chouchun (), is a deciduous tree in the Simaroubaceae family.

Champa incenses contain a semi-liquid resin, " halmaddi ," taken from the Ailanthus Malabarica tree, which gives them their characteristic grey color and damp texture: halmaddi is hygroscopic.

* Ailanthus altissima ( Tree of Heaven ) – northern and central mainland China, Taiwan, arguably the best known species.

The Ailanthus webworm is thought to be native to South Florida and the American tropics ( south to Costa Rica ), habitat to its original larval host plants, the Paradise Tree ( Simarouba glauca ) and Simarouba amara.

Until March 26, 2008, a-tall 75 year old Tree of Heaven ( Ailanthus altissima ) was a prominent centerpiece of the sculpture garden at the museum.

Ailanthus, common-name Tree of Heaven, is considered an invasive species, although it is still sold by nurseries as yard plant, mainly because it is one of the species that will grow in polluted or otherwise difficult places.

* Tree of Heaven ( Ailanthus altissima )

The buildings are separated in mid-block by the narrowest of access alleys, giving glimpses of Ailanthus foliage in the side-street yards.

* Ailanthus vilmoriniana, which according to an unpublished checklist is a synonym of Ailanthus altissima.

* Ailanthus triphysa ( White Siris ) – northern and eastern Australia.

Ailanthus malabarica is a synonym of Ailanthus triphysa.

A silk spinning moth, the Ailanthus silkmoth ( Samia cynthia ), lives on Ailanthus leaves, and yields a silk more durable and cheaper than mulberry silk, but inferior to it in fineness and gloss.

Other Lepidoptera whose larvae feed on Ailanthus include Endoclita malabaricus.

), black cherry ( Prunus serotina ), and tree-of-heaven ( Ailanthus altissima ); and beachgrass ( Ammophila breviligulata ) dune.

In 1852 a rich Englishman, George Watson-Taylor, bought Monte Cristo and transformed Cala Maestra into a garden, planting eucalyptus and many exotic plants, among them the Asiatic Ailanthus altissima, an invasive species which now infests the island.

The Ailanthus trees were also to be eradicated.

The Ailanthus webworm, Atteva aurea, is an ermine moth now found commonly in the United States.

It includes some rare species like the Dawn Redwood and the local Ailanthus.

Unlike other members of the genus Ailanthus, it is found in temperate climates rather than the tropics.

Woody vegetation in the catchment of the lake consists of Melia, Ailanthus, Robinia, Daphne, Celtis, Rose, Ephedra, Pinus roxburghii, Pinus halepensis, Pinus gerardiana, Cupressus torulosa and Cupressus arizonica.

Labor relations have been transformed, income security has become a standardized feature of political platforms, and all the many facets of the American version of the welfare state have become part of the conventional wisdom.

The idea of national responsibility thus has become a common feature of the nations of the non-Soviet world.

Almost febrile in intensity, the principle has become worldwide in application -- unfortunately at the very time that nationalist fervors can wreak greatest harm.

The expression has become quite a cliche.

As capitalism in the 20th century has become increasingly dependent upon force and violence for its survival, the private detective is placed in a serious dilemma.

What is simply an opinion formed in defiance of the laws of human probability, whether or not it is later confirmed, has become by September of the election year `` a firm conviction ''.

At this point, of course, the issue has become complicated by a development unforeseen by Lappenberg and Kemble.

soyaburgers have replaced meat, and wood has become so precious that it is saved for expensive jewelry ; ;

Malraux, to be sure, does not abandon the world of violence, combat and sudden death which has become his hallmark as a creative artist, and which is the only world, apparently, in which his imagination can flame into life.

This has been his first encounter with mankind, and, although he has now become a legendary figure in the popular European press, it leaves him profoundly dissatisfied.

he has become Friday on Dragnet, a mouthpiece of arbitrary police authority.

The Nashville plan, incidentally, has become recognized as perhaps the most acceptable and thus the most practical to put into effect in the troubled South.

The second great dilemma has been the morality of nuclear testing, a dilemma which has suddenly become acute because of the present series of Soviet tests.

The second choice, full testing, has become even more risky just because the current Soviet tests have already dangerously contaminated the atmosphere.

For it is such a distinguished place, with such fine works of art and such a big library, that there can be little doubt but that the owner has become depraved by all this culture.

He has become in this half century the grand old man of American history.

This financial assistance from the state has become necessary because the local governments themselves found the property tax, or at least at the rates then existing, insufficient for their requirements.

With its history standing astride all but the very beginnings of the industrial revolution, Brown & Sharpe has become over the years a singular monument to the mechanical foresight of its founder, Joseph R. Brown, and a world-renowned synonym for precision and progress in metalworking technology.

This delightful tropical fruit has become well-known in the past thirty years because modern transportation methods have made it possible to ship avocados anywhere in the United States.

Boating has become a giant whose strides cover the entire nation from sea to shining sea.

With modern techniques of woodworking and the multitude of cutting tools, fixtures, and attachments available, the drill press has become a basic home workshop tool.

This covered, wooden bridge is so closely identified with the first action in the early morning of June 3, 1861, and with subsequent troop movements of both armies in the Philippi area that it has become a part and parcel of the war story.