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 knowledge, connecting to heaven and the underworld, and the tree of life, connecting all forms of creation, are both forms of the world tree or cosmic tree, according to the Encyclopædia Britannica, and are portrayed in various religions and philosophies as the same tree.

Yggdrasil, a modern attempt to reconstruct the Norse world tree which connects the heaven s, the world, and the underworld.

Some plants produce natural herbicides, such as the genus Juglans ( walnuts ), or the tree of heaven ; such action of natural herbicides, and other related chemical interactions, is called allelopathy.

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 ).

They are still notable for their collection of trees ( specimens include a holm oak, silver pendent lime, tulip tree, golden yew, purple beech, cedar of Lebanon, ginkgo, giant redwood, tree of heaven, incense cedar, Corsican pine, magnolia and a rare Chinese gutta-percha ) and they still contain a number of vestigial curiosities from the past ( notably an 18th-century ‘ cowshed ’ set into the remnants of the Royalist earthworks of 1642, and a sculpture of Warden Bowra ).

In the further reaches of chick lit, ' the male organ ... becomes a tower of strength, a tree trunk in girth, the pillar that sustains the universe ... a Pillar of Hercules, sustaining heaven ' - evidence perhaps that ' the phallic religious tendency is alive in the modern and the civilized ... a compulsive fascination ' with what Jung termed ' the phallus as the quintessence of life and fruitfulness '.

And the stars of heaven fell unto the earth, as a fig tree casteth her green figs, when it is shaken of a mighty wind.

: And I beheld when he had opened the sixth seal, and, lo, there was a great earthquake ; and the sun became black as sackcloth of hair, and the moon became as blood ; and the stars of heaven fell unto the earth, even as a fig tree casteth her untimely figs, when she is shaken of a mighty wind.

And while Perun, seen as a hawk or eagle sitting on a tallest branch of tree, was believed to be ruler of heaven and living world, Veles, seen as a huge serpent coiling around the roots, was ruling the world of dead.

Muhammad is then taken to Sidrat al-Muntaha – a holy tree in the seventh heaven that Gabriel is not allowed to pass.

* Tree of heaven ( stinkweed tree )

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

In China, the tree of heaven has a long and rich history.

Both as a form of the lotus rising from the swamps to touch the sun and as a ( palm ) tree reaching from earth to heaven, the palmette carries the characteristics of the axis mundi or world tree.

The image of a human being suspended on a tree or a cross locates the figure at the axis where heaven and earth meet.

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 ).

Ailanthus has become a part of western culture as well, with the tree serving as the central metaphor and subject matter of the best-selling American novel A Tree Grows in Brooklyn by Betty Smith.

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

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 ).

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.

A. altissima is a medium-sized tree that reaches heights between 17 and 27 metres ( 56 and 90 ft ) with a diameter at breast height of about 1 metre ( 40 in ).

The usually nocturnal Cuban tree frog ( Osteopilus septentrionalis ) produces a rain call when there is rainfall during daylight hours.

The fewer characters that have missing data, the better ; concentrating the missing data across a small number of character states produces a more robust tree.

A Taoist story tells of a tree that produces a peach every three thousand years.

If a jet aircraft is at full throttle but is tied to a very strong tree with a very strong chain, then the jet engine produces no propulsive power.

One tree produces about of toilet paper and about 83 million rolls are produced per day.

The tree produces an important culinary nut.

One male tree produces enough pollen for eight to twelve nut-bearing females.

These benefits are in some ways similar to those realized by owners of infrastructural capital which yields more goods, e. g. a factory which produces automobiles just as an apple tree produces apples.

The tree onion produces bulblets instead of flowers and seeds, which can be planted directly in the ground.

The tree onion or Egyptian onion produces bulblets in the flower head instead of flowers, and is now known to be a hybrid of A. cepa × A. fistulosum.

*** Megasporangia and microsporangia occur on different sporophytes, which are then called dioecious. An individual tree of the European holly ( Ilex aquifolium ) produces either ' male ' flowers which have only functional stamens ( microsporangia ) producing microspores which develop into pollen grains ( microgametophytes ) or ' female ' flowers which have only functional carpels ( megasporangia ) producing megaspores which develop into ovules ( megagametophytes ).

A ' male ' willow tree ( a microsporophyte ) produces flowers with only stamens, the anthers of which are the microsporangia.

Most blocks will end up being encoded using method, the dynamic Huffman encoding, which produces an optimised Huffman tree customised for each block of data individually.

The tree grows rapidly and typically produces fruit at four or five years of age.

Heiðrún is a goat in Norse mythology, which consumes the foliage of the tree Læraðr and produces mead for the einherjar.

This produces a landscape of open bunch-grass prairies dotted with sagebrush and rabbit brush containing the occasional juniper tree, while the more sheltered areas consist of ponderosa pine and oak savannahs.

There are several types of plants which are edible to humans: the redfruit tree, which produces a red, plum-like fruit, and the klah tree, whose bark is infused, like coffee beans, into a stimulant beverage reminiscent of chocolate, coffee, and cinnamon.

The film's title refers most concretely to the honey Ulee produces as a beekeeper, particularly that made from the nectar of the tupelo tree.

A single tree produces both male and female seed cones.

The Pōhutukawa ( Metrosideros excelsa ) is a coastal evergreen tree in the myrtle family, Myrtaceae, that produces a brilliant display of red flowers made up of a mass of stamens.

Bonsai can be created from nearly any perennial woody-stemmed tree or shrub species that produces true branches and can be cultivated to remain small through pot confinement with crown and root pruning.

In practical implementation, game playing programs frequently keep track of two killer moves for each depth of the game tree ( greater than depth of 1 ) and see if either of these moves, if legal, produces a cutoff before the program generates and considers the rest of the possible moves.

Symptoms of mouse-ear include rounded or blunt leaflet tips which produces smaller leaflets, dwarfing of tree organs, poorly developed root systems, rosetting, delayed bud break, loss of apical dominance, and necrosis of leaflet tips.