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|common_name=White oak |image_caption=White Oak

| title =Our Native Trees and How to Identify Them ...e that of the [[beech]]. The leaves are short petioled and so have little individual motion, but the branch sways as a whole.

...e alkaline stage of decomposition, which is ital to blueberry plants. Even oak leaves rotted for several years become alkaline if they are protected from ...posed to freezing temperatures, their soil mulched with leaves, preferably oak leaves. When kept in a warm greenhouse during the winter they make no growt

...nd; they do not shed all their foliage at any one time; in some cases, the individual leaves may remain attached and green for some years, as in many of the Coni ...he taxodiums and larches—are deciduous. Moreover, in the tropics very many trees aside from conifers are evergreen, as notably the palms.

.... When it comes to size, banksias range from prostrate woody [[shrub]]s to trees up to 30 metres tall. They are generally found in a wide variety of landsca ''Banksias'' grow as [[tree]]s or woody [[shrubs]]. Trees of the largest species, ''[[Banksia integrifolia|B. integrifolia]]'' (

...ing or cultivation of trees. It is distinct from sylviculture, which grows trees in forest plantations for the production of a timber-crop. Sylviculture is ...et, or even less. A more exact definition has been given by B. E. Fernow: "Trees are woody plants the seed of which has the inherent capacity of producing n

...California amounts to between 45,000 and 50,000 acres, or about 1,250,000 trees. An average crop for the past few years is about 12,000 tons, valued at $3, ...nuts grown inland are subject to sun-scald injury on both the nuts and the trees. The inland regions are subject to a very low humidity, an extreme maximum

...rface. Such is the case, for example, in the various families to which the oak, willow, grasses, and pine belong, all of which plants are devoid of any st ...be healthy. Experiments have shown that weak and poorly nourished orchard trees often produce ineffective pollen. The nature of the season may also have mu

...her, in which case there is only one pistil to each flower, or of a single individual carpel (the flower is then called ''apocarpous''). The sticky tip of the pi ...either male (stamens) or female (pistil) parts. In the latter case, if an individual plant is either male or female the species is regarded as ''[[Plant sexuali

...may be seriously damaged if the temperature drops below 30° F, but mature trees may withstand very short periods of temperatures as low as 25° F. The mang '''Growth Habit''': Mango trees make handsome landscape specimens and shade trees. They are erect and fast growing with sufficient heat, and the canopy can b

All citrus trees are of the single genus ''Citrus'', and remain largely interbreedable; that ...], [[Arab empire|Arab]], and [[Dutch empire|Dutch]] sailors planted citrus trees along trade routes to prevent [[scurvy]]. On his second voyage in [[1493]],

The '''Arecales''' family, better known as '''Palm Trees''' or '''Palms''' are what make up the palm family. There are roughly 202 c [[Image:Santa_Monica_Palm_Trees.jpg|thumb|right|''[[Washingtonia robusta]]'' trees line Ocean Avenue in [[Santa Monica, California]].]]

...ugh widely distributed, the orchids are seldom abundant in any place as to individual plants. They are mostly inhabitants of special or particular places. Orchid ...eola, whose leafless climbing stems attain a height of 100 feet, ascending trees by means of roots that arise opposite the scale- leaves, and producing a te

...y recognized by their bark alone. Cork of commerce is the bark of the cork oak, a native of southwestern Europe. Inasmuch as the word covers so many struc ...erefore on the outside of the woody trunk between wood and [[bast]], or in trees and shrubs between wood and "bark." Its function is to increase the stem in

...ly on Herbs in Vol. III and on Landscape Gardening in Vol. IV. Inasmuch as trees are discussed under Arboriculture and herbaceous plants under Herbs, the pr Shrubs, small trees, and woody vines (Curtis) 2690

...s made of such diseases as rusts, smuts and mildews of grain and canker of trees. To be sure, the extensive and intensive crop-cultivation of modern times, ...urning dark and drying up. Such symptoms characterize fire-blight of fruit trees, potato- blight (Fig. 1280, from Vt. Sta.), alternaria blight of ginseng an