Five distinct varieties of black coal, of well-characterized.
In the secondary tissues of Dicotyledons we may have, as already described, considerably more differentiation of the cells, all the varieties being referable, however, on the one hand to the tracheal or sieve-tube type, on the other to the parenchyma type.
There are several varieties of snakes, of which three species (all vipers) are poisonous.
In the upper valleys of the Alps there are many local varieties, one of which at Ossola is like the Scottish blacklace.
Many varieties of this fundamental form may be distinguished.
P. canadensis, the "cotton-wood" of the western prairies, and its varieties are perhaps the most useful trees of the genus, often forming almost the only arborescent vegetation on the great American plains.
The requirements of the several protoplasts must be met by supplies from without, and, as many of them are deep seated, varieties of need arise, so that various members of the colony are set apart for special duties, masses of them being devoted to the discharge of one function, others to that of another, and so on.
More indirect methods, such as the grafting of less resistant scions on more vigorous stocks, of raising special late or early varieties by crossing or selection, and so on, have also met with success; but it must be understood that resistant in such cases usually means that some peculiarity of quick growth, early ripening or other life-feature in the plant is for the time being taken advantage of.
There are many Varieties of burrs, though all woody outgrowths of old trees are not to be confounded with them, e.g.
The fundamental conception of geography is form, including the figure of the earth and the varieties of crustal relief.
The varieties of coast-lines were reduced to an exact classification by Richthofen, who grouped them according to the height and slope of the land into cliff-coasts (Steilkiisten)- narrow beach coasts with cliffs, wide beach coasts with cliffs, and 1 Rumpf, in German, the language in which this distinction was first made.
It would be impracticable to go fully into the varieties of each specific form; but, partly as an example of modern geographical classification, partly because of the exceptional import of ance of mountains amongst the features of the land, one exception may be made.
C. autumnale and its numerous varieties as well as other species of the genus, are well known in cultivation, forming some of the most beautiful of autumn-flowering plants.
In some instances these differences are so marked that they have led some botanists to regard as distinct species many forms usually esteemed by others as varieties only.
Lower Loire, the valley of which abounds in orchards wherein many varieties of fruit flourish and in nursery-gardens.
Australia produces abundant quantities and nearly all varieties of fruits; but the kinds exported are chiefly oranges, pineapples, bananas and apples.
Excellent fish of many varieties abound in the Australian seas and in many of the rivers.
Orchids of countless varieties abound.
The principal jungle products are gutta and rubber of several varieties, and many kinds of rattan.
The Asiatic elephant; the seladang, a bison of a larger type than the Indian gaur; two varieties of rhinoceros; the honey bear (bruang), the tapir, the sambhur (rusa); the speckled deer (kijang), three varieties of mouse-deer (napoh, plandok and kanchil); the gibbon (ungka or wawa'), the siamang, another species of anthropoid ape, the brok or coco-nut monkey, so called because it is trained by the Malays to gather the nuts from the coco-nut trees, the lotong, kra, and at least twenty other kinds of monkey; the binturong (arctictis binturong), the lemur; the Asiatic tiger, the black panther, the leopard, the large wild cat (harimau akar), several varieties of jungle cat; the wild boar, the wild dog; the flying squirrel,.
On the east coast peafowl are found, and throughout the interior the argus pheasant, the firebacked pheasant, the blue partridge, the adjutantbird, several kinds of heron and crane, duck, teal, cotton-teal, snipe, wood-pigeon, green-pigeon of several varieties, swifts, swallows pied-robins, hornbills, parakeets, fly-catchers, nightjars, and many other kinds of bird are met with frequently.
The wall-eyed pike taken in 1902 were valued at $16,915 (210,936 lb); white fish, $5777 (80,191 lb); pickerel, $4144 (51,711 lb); yellow perch, $ 2 575 (43,9 1 7 lb); sturgeon, $20 5 1 (1 5,59 0 lb), and suckers, $ 18 54 (37,375 lb); other varieties taken in smaller quantities included smelt, sun-fish and eels.
There are two green varieties, called in the trade "sea-green" and "unfading green," the former being used for a cheap roofing slate; and there are purplish varieties.
In Britain and in most of its Continental habitats two varieties exist, regarded by many as distinct species: one, Q.
The relative qualities of the two varieties have been the frequent subject of debate, the balance of practical testimony seeming to establish the superiority of Q.
This is the typical river of which there are infinite varieties, yet every variety would, if time were given, and the land remained unchanged in level relatively to the sea, ultimately approach to the type.
Some trees of the sessile-fruited oak bear sweet acorns in Britain, and several varieties were valued by the ancient Italians for their edible fruit.
The foliage in some of the numerous varieties is almost evergreen, and in Britain is retained long after the autumnal withering.
The sugar-cane flourishes, the cotton-plant ripens to perfection, date-trees are seen in the gardens, the rocks are clothed with the prickly-pear or Indian fig, the enclosures of the fields are formed by aloes and sometimes pomegranates, the liquorice-root grows wild, and the mastic, the myrtle and many varieties of oleander and cistus form the underwood of the natural forests of arbutus and evergreen oak.
Of sea-fish there are many varieties, the tunny, the sardine and the anchovy being commercially the most important.
The following scheme indicates a common Sicilian method of a type which has many varieties: fallow, grain, grain, pasture, pastureother two divisions of the area following the same order, but beginning respectively with the two years of grain and the two of pasture.
Of the numerous sub-varieties, the finest is said to be that of the Val di Chiana, where the animals are stall-fed all the year round; next is ranked the so-called Valle Tiberina type.
Wilder varieties roam in vast herds over the Tuscan and Roman maremmas, and the corresponding districts in Apulia and other regions.
James (Edinburgh: Varieties of Relig.
Those who were unwilling to accept evolution, without better grounds than such as are offered by Lamarck, and who therefore preferred to suspend their judgment on the question, found in the principle of selective breeding, pursued in all its applications with marvellous knowledge and skill by Darwin, a valid explanation of the occurrence of varieties and races; and they saw clearly that, if the explanation would apply to species, it would not only solve the problem of their evolution, but that it would account for the facts of teleology, as well as for those of morphology; and for the persistence of some forms of life unchanged through long epochs of time, while others undergo comparatively rapid metamorphosis.
Few can doubt that, if not the whole cause, it is a very important factor in that operation; and that it must play a great part in the sorting out of varieties into those which are transitory and those which are permanent.
But local varieties of speech continued to eixst.
Whilst succinite is the common variety of European amber, the following varieties also occur: Gedanite, or "brittle amber," closely resembling succinite, but much more brittle, not quite so hard, with a lower meltingpoint and containing no succinic acid.
Probably many ichthyologists would make new varieties of some of them.
Hansen set himself the task of studying the properties of the varieties of yeast, and to do this he had to cultivate each variety in a pure state.
Two sub-varieties of this have been described under the names of A.
The forest regions of Cochin-China harbour the tiger, panther, leopard, tiger-cat, ichneumon, wild boar, deer, buffalo, rhinoceros and elephant, as well as many varieties of monkeys and rats.
The chief trees of the country are the aspen (Populus tremuloides), the ash-leaved maple (Negundo aceroides), oak (Quercus alba), elm (Ulmus Americana), and many varieties of willow.
Evergreens predominate in the south, where grow subtropical plants such as the myrtle, arbutus, laurel, holm-oak, olive and fig; varieties of the same kind are also found on the Atlantic coast (as far north as the Cotentin), where the humidity and mildness of the climate favor their growth.
In north and central Franee the chief trees are the oak, the beech, rare south of the Loire, and the hornbeam; less important varieties are the birch, poplar, ash, elm and walnut.
In a region so extensive very great varieties of climate are naturally to be expected, but it may be stated as a general law that the climate of Australia is milder than that of corresponding lands in the northern hemisphere.
Of course, in a territory of such large extent there are many varieties of climate, and the heat is greater along the coast than on the elevated lands of the interior.
Zinc ores, in the several varieties of carbonates, silicates, oxide, sulphide and sulphate of zinc, have been found in several of the Australian states, but have attracted little attention except in New South Wales, where special efforts are being made successfully to produce a high-grade zinc concentrate from the sulphide ores.
Varieties of ants.
Speaking generally, three principal types of hydranth can be distinguished, each with subordinate varieties of form.
We like these varieties and their tie to history.
Can you guess how many lives these two varieties of rice have already saved?
Of recent years great strides have been made in the culture of new varieties of water-lilies in the open air.