Cocao and avocado trees were first cultivated in the New World.
Many animals eat the fruits, seeds, leaves, sap, or even the wood of trees.
The roots of manga can be traced to early magazines for children which appeared in the late nineteenth century, as part of the Meiji-era effort to encourage literacy.
at Anuradhapura, Sri Lanka; this is also the oldest human-planted tree with a known planting date.
Trees may be broadly grouped into exogenous and endogenous trees according to the way in which their stem diameter increases.
The earliest trees were tree ferns and horsetails, which grew in vast forests in the Carboniferous Period; tree ferns still survive, but the only surviving horsetails are not of tree form.
The saguaro cactus and some species of bamboo (a grass) are sometimes considered to be trees because of their size.
From ancient days, people have planted and protected trees that they have found useful.
In botany, deciduous plants, principally trees and shrubs, are those that lose all of their foliage for part of the year.
Trees help to modify the climate, providing shade in hot weather and shelter from the wind.
Tree stems consist mainly of support and transport tissues (xylem and phloem).
From the beginning of humankind, trees have provided people with food, in the form of fruits and nuts, and wood for fires, tools, and shelters.
Over time, many tree species have been modified by artificial selection and new varieties have come into being.
Savannas occur in a geographic region where there is not enough moisture to support a large density of trees.
Accurate determination is only possible for trees which produce growth rings, generally those which occur in seasonal climates.
Trees in uniform, non-seasonal, tropical climates grow continuously and do not have distinct growth rings.
Modern trends are to cite the tree's diameter rather than the circumference; this is obtained by dividing the measured circumference by ?.
Perhaps because of their importance to people, trees have been often featured in folklore, mythology, art, and religion.
A tree can be defined as a large, perennial (living more than one or two years), woody plant.
The largest trees in total volume are those that are tall, of large diameter, and in particular, which hold a large diameter high up the trunk.
A few species of trees grow to 100 meters tall, and some can live for several thousand years.
The largest broadleaf tree is an Australian Mountain Ash, the “El Grande” tree of about 380 mі in Tasmania.
Not all turtles (also known technically as chelonians) have armor-like shells.
A plant form that is similar to a tree, but generally has smaller, multiple trunks and/or branches that arise near the ground, is called a shrub.
A landscape of trees scattered or spaced across grassland (usually grazed or burned over periodically) is called a savanna.
Exogenous trees, which comprise the great majority of modern trees (all conifers and broadleaf trees), grow by the addition of new wood outwards, immediately under the bark.
The oldest verified age for a broadleaf tree is 2,293 years for the Sri Maha Bodhi Sacred Fig (Ficus religiosa) planted in 288 B.C.E.
A small group of trees growing together is called a grove or copse, and a landscape covered by a dense growth of trees, in which they are the dominant influence, is called a forest.
Bamboos by contrast, do show most of the characteristics of trees, yet are rarely called trees.
The basic parts of a tree are the roots, trunk(s), branches, twigs, and leaves.
The heights of the tallest trees in the world have been the subject of considerable dispute and much (often wild) exaggeration.
Aged and decrepit, the dog does its best to wag its tail, but Odysseus, not wanting to be found out, pays him no attention.
Trees also shade homes and act as windbreaks to protect homes, and they help prevent soil erosion.
Some of the first trees to be cultivated were the apple from central Asia, the fig and the date palm from western Asia, the mango from India, and the olive from the Mediterranean.
Given their small size, bonsai plants would not technically be "trees," but one should not confuse reference to the form of a species with the size or shape of individual specimens.
Historical claims of trees of 114 m, 117 m, 130 m, and even 150 m, are now largely disregarded as unreliable, fantasy, or fraudulent.
Most of their trees are broadleafs with some being evergreen and some deciduous, shedding their leaves in the dry season.
The grazing of sheep, goats, and other domestic animals killed young trees and turned forest into grassland or desert.
A spruce seedling does not fit the definition of a tree, but all spruces are trees.
Trees are important for other plants, for animals, and for the entire web of life on earth, including humans.
The world's champion trees in terms of height, trunk diameter or girth, total size, and age, according to species, are all conifers.
Trees, like all plants, capture the energy of sunlight and through the process of photosynthesis convert it into chemical energy, which they use for their own growth and life processes.
Many useful products come from trees, including rubber, cork, turpentine, tannic acid (used for making leather), and medicines such as quinine.
Trees of mythology include the Norse world tree Yggdrasil and the Austras Koks of Latvian mythology.
Trees can also hold snowfall in place to prevent avalanches and slow the spring melt.
Several biotopes (an area of uniform environmental, physical conditions providing habitat for a specific assemblage of plants and animals) are defined largely by the trees that inhabit them; examples are rainforest and taiga.
The oldest trees are determined by growth rings, which can be seen if the tree is cut down or in cores taken from the edge to the center of the tree.
Trees also play an important role in many of the world's religions and mythologies.
Exogenous trees, which comprise the great majority of modern trees (all conifers and broadleaf trees), grow by the addition of new wood outwards, immediately under the bark.
Most of their trees are evergreen conifers, with a few broadleafs such as aspen.
In Chinese mythology, there is a peach tree which grows one fruit every three thousand years, and the eating of the peach is to grant immortality.
In Buddhism, the Bodhi tree is the one under which Siddhartha Gautama (Buddha) received enlightenment.
Trees are important components of the natural landscape and significant elements in landscaping and agriculture, supplying orchard crops (such as apples and pears).
Smaller tree groups include members of the Agave family and the Cycad family and the ginkgo and tree ferns.
The Bodhi tree belongs to the Sacred Figs (Ficus religiosa), which are sacred to Hindus, Jains, and Buddhists.
What is bark? A short way beneath the outer surface of a tree's trunk and branches, there is a layer called the cambium. Each growing season the cambium adds a new layer of cells to the xylem, which it surrounds. ... The outer cork protects the tree from the elements - from scorching by the sun or drying by wind.
A Christmas tree is a decorated tree, usually an evergreen conifer such as spruce, pine, or fir or an artificial tree of similar appearance, associated with the celebration of Christmas.