they are both white-stemmed and usually monocormic trees, reaching a height of 20–30 m. – An endemic of Mount Etna, Sicily, this is perhaps no more than a local race of B. pendula, differing in its smaller leaves to about 1 in. The Celts also honoured the tree on 24 June, three days following the summer solstice. – Branches hanging almost perpendicularly, leader erect. The leaves of B. pendula are arranged alternately; on long shoots the leaves are triangularly rhomboidal, while on short shoots they are rhomboidal. It is very similar to the true Ornäs birch, although, according to H. J. Grootendorst, the leaves of the latter are up to 3 in. Known since 1867. The leaves are more rounded in outline, more consistently wedge-shaped at the base, and darker green. The Birch tree grows to a height of up to 30 metres; it sometimes has a tendency to grow like a bush. Leaves broadly ovate, sometimes rather diamond-shaped; 1 to 21⁄2 in. Unlike the leaves of Betula pubescens, the leaves of Betula pendula are not downy but are densely punctuated with glands. as well as hybrids of both species, folium (birch leaf) i) Herbal substance whole or fragmented dried leaves ii) Herbal preparations - powdered herbal substance - dry extract with water (3-8:1) B. long, 3⁄4 to 11⁄2 in. Betula pendula Roth, Tent. According to him, it has been planted in Sweden in place of the true and rarer ‘Dalecarlica’, but so far as is known it has not been cultivated in this country. Hort. taxonomy author, year Roth year synonym B. verrucosa Ehrh. – Leaves deep purple. B. oycowiensis Besser – A rare native of S.E. cit. Classification. In the 14th century, a pleasant-tasting âbirch wineâ or âbirch beerâ was made from the Â Â fermented sap of tapped birch trees. Full Article. B. obscura A. Kotula – This birch is found wild in a number of localities in Poland and in parts of Russia and Czechoslovakia. Birch is indigenous to Eurasia and can be found growing from the Mediterranean right up to a latitude of 65Âº in the north. Silver birch (Betula pendula Roth., family Betulaceae, order Fagales) produces pollen grains in pendulous male (staminate) inflorescences (catkins), that are formed 1 year before It has been introduced into North America, where it is known as the European white birch, and is considered invasivein some states in th… In older trees this pattern may extend several metres up the trunk. 10 (1973), pp. Birch rods were considered to be life-giving and it was believed that illnesses could be transferred to the birch. The botanical term betula does not originate from a Latin word but rather from a Celtic term, which has its root in the syllable âbetuâ, or âbethâ. 172.515 Synthetic flavoring substances and adjuvants. FDA Regulation: FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION Subpart F--Flavoring Agents and Related Substances Sec. They contain no less than 1.5% of flavonoids, expressed as hyperoside (C 21 H 20 O 12 = … BIRCH Bark 8oz (227g) ORGANIC Dried Bulk Herb, Betula Pendula Roth Cortex /Available qty from 2oz-4lbs/ GIFTfromNATURE. Betula lobulata Kanitz, 1863 Betula oxycoviensis Besser, 1809 Betula pendula f. purpurea (Andre) C.K.Schneid. The bark on the trunk and branches is golden-brown at first, but later this turns to white as a result of papery tissue developing on the surface and peeling off in flakes. Fl. datasets have provided data to the NBN Atlas for this species.. Browse the list of datasets and find organisations you can join if you are interested in participating in a survey for species like Betula pendula Roth Some of the most commonly used methods were applied to evaluate the antioxidant capacity … 19, p. 199 (1872). There is a striking photograph of this birch in G. Kriissmann’s Handbuch der Laubgehölze, plate 60. f. oycowiensis (Besser) Schneid. Schneid. The Nordic words âbirchaâ, âbirihaâ and âbjorkâ developed from these roots. Twigs glabrous, brown, with pale warts 1788. BEVE2: Betula verrucosa Ehrh. The record derives from WCSP which reports it as an accepted name (record 21582) with original publication details: Tent. van der Bom in a wood near Arras in northern France in 1956 and propagated by his firm. wide; broadly wedge-shaped or truncate at the base, slenderly tapered at the apex, doubly toothed; not downy, but dotted with glands on both surfaces; stalk 1⁄2 to 3⁄4 in. The history of ‘Laciniata’ is unknown, but it was in commerce in Holland in the 1860s and almost certainly came from Sweden. † cv. Fl. laciniata of many authors, not Wahl. If on its own stem it must be carefully trained. Elixirs made from the sap have been regarded as an invigorating spring cordial ever since.Â. cv. 21, 23). Betula pendula is a deciduous Tree growing to 20 m (65ft) by 10 m (32ft) at a fast rate. cv. The correct name for the commercial clone is ‘Laciniata’, and indeed the Swedish cut-leaved birch now in cultivation was at one time sold under that epithet. 4, p. 185 (1878). Aim: The aim of this work was to investigate the antioxidant activity of a dry leaf extract from Betula pendula Roth. Accessed 2020-11-30. 1: 405. 2011). long, 1⁄3 in. The branchlets are less pendulous than in normal B. pendula, and it differs too, according to Lindquist, in its rather leathery, broadly deltoid leaves with coarse, obtuse serrations and its thicker female catkins. According to Hylander (op. But it was first described by André as B. vulgaris purpurea in Ill. The type was grown in Späth’s nurseries as “B. The species is monoecious (individual flowers are either male or female, but both sexes can be found on the same plant) and is pollinated by Wind. Betula tristis Dippel The scales of the fruit are brownish in colour. The results of long-term pioneering studies on in vitro micropropagation of Karelian birch patterned forms and simultaneous cytological analysis of plants multiplied using different periods of in vitro culturing are published for the first time. pubescens.). in this supplement) and perhaps linked to it by intermediates. wide, cylindrical; scales glabrous except on the margin; middle lobe the smallest. But it seems that this is not the case. It is hardy to zone (UK) 2. A study of the cut-leaved birches of Scandinavia, by Nils Hylander, was published in Svensk Botanisk Tidskrift, Vol. It has simple, broad leaves, brown flowers, and dry fruit. Research object: Betula pendula Roth is widely distributed on the territory of Russia and is often used in city street plantings [36,37]. 垂枝桦 chui zhi hua Betula verrucosa Ehrhart. as well as hybrids of both species. – An elegant narrow-crowned tree with an erect leading shoot and drooping branches. The twigs are produced in clusters like elongated witches brooms. They are doubly serrated at the edge and have strikingly dense venation. The wind blows the fine pollen from these male catkins onto the female catkins, which are stemmed, cylindrical and only grow to a length of between 2 and 4 cm. A tree ordinarily from 40 to 60, occasionally over 100 ft high, with a silvery-white trunk; branches pendulous at the ends; young wood not downy, but furnished with glandular warts. So far as is known the following specimens are of the true clone, which was introduced to Britain before 1885: Taymouth Castle, Perths., 90 × 51⁄4 ft, grafted at 1 ft (1961); Tittenhurst, Berks., 75 × 41⁄2 and 69 × 41⁄4 ft, both grafted at 5-6 ft (1963); Sheffield Park, Sussex, pl. is available for other trees of similar character, but in fact only one has since been observed in Sweden, in the province of Smaland. supr.). The various species of birch are often confused. Betula pendula is known as a white birch wood and is classified in the mature trees group. The species is easily distinguished from B. pubescens by the warts on the young branchlets and by the absence of down on all the younger vegetative parts. However, his belief may simply have been based on the long-acuminate leaves of the Swedish cut-leaved birch, leaves with a prolonged apex being the distinguishing feature of B. populifolia in its normal form. laciniata Wahl. Belge, Vol. – A bushy, small tree of close, twiggy habit; branchlets and leaves very viscid; leaves closely set on the twig, 3⁄4 to 11⁄2 in. In 1932 the Boskoop firm of F. J. Grootendorst and Sons imported propagation material from Sweden of the true clone, and it is still raised in Holland in small quantities (H. J. Grootendorst, op. Betula pendula Roth is an accepted name This name is the accepted name of a species in … ‘Gracilis’. Betula pendula frequently has shorter acuminations at the leaf apex and sometimes shows sharp, forward curving, primary teeth. B. pendula … the original tree, described by the younger Linnaeus in 1781, grew at Lilla Ornäs in the province of Dalarna (Dalecarlia), where it was first observed in 1767. Non-destructive Testing of Thin Birch (Betula pendula Roth.)Veneers. Garden, Wisley, Surrey, 62 × 33⁄4 ft (1975) and 60 × 3 ft (1981); Sheffield Park, Sussex, pl. – This has attained 95 × 61⁄4 ft in Alexandra Park, Hastings (1983). Betula pendula, which occurs in the wild all over central Europe, varies very little in shape and size. The birch has been of great significance in both Slavic and Teutonic folk belief since the earliest times. ‘Dalecarlica’. – It was stated at the bottom of page 427 that ‘so far as is known’ the specimen trees mentioned were of the true Ornäs clone, i.e., the cultivar to which the name ‘Dalecarlica’ properly belongs. ‘Dentata Viscosa’. 13 (1970), pp. A site produced by the International Dendrology Society. ), forms the B. alba of Linnaeus, but most authorities now concur in separating them. Betula pendula Roth Taxonomic Serial No. In the latter respect it differs from all the other cultivated birches except B. populifolia. The young branches are densely warted. cuspidata”. The purple birch arose among seedlings raised in his own garden by a worker in Transon’s nursery, Orleans. From shop GIFTfromNATURE. – This tree is of uncertain origin, but was thought by Schneider to be a hybrid between the silver birch and B. papyrifera. There is in fact a strong possibility that it is the birch listed by Loddiges in his 1836 catalogue as Betula laciniata. ‘Tristis’. It is also the most characteristic tree of all countries indigenous to Teutons and Slavs. Betula pendula. He considered ‘Laciniata’ to be the finer tree. Bonamy’s nursery, Toulouse, around 1866. cv. The silver birch is a medium-sized deciduous tree, typically reaching 15 to 25 m (49 to 82 ft) tall (exceptionally up to 31 metres (102 ft)), with a slender trunk usually under 40 cm (16 in) diameter. It is true that Loudon considered this birch to belong to the American B. populifolia, which also has cut-leaved forms. – Leaves with three or four acute lobes on each side, reaching about half way to the middle. The birch grows in dry areas among deciduous trees and conifers; it grows on dunes or heathland but also on moors and swampy regions. The branches slant upwards at a acute angle to the trunk, but many of the side branches are overhanging. Apart from the leaves, the bark, young buds, juice, ash and, as Pliny also mentioned, the tar is used for medicinal purposes. Healthy and happy living with A.Vogel (video), Video: From fresh plants to fresh products. of the midrib, the lobes themselves lanceolate, coarsely toothed, and with long slender points, the ends of the basal lobes curving backwards; leafstalks 1 to 13⁄4 in. ‘Birkalensis’. A native of northern Sweden and Finland; also of the Urals, according to the Russian botanist Vasiliev, who has given it the rank of species. long, coarsely double-toothed or even small-lobed; leaf-stalks 1⁄2 in. 253-5. – Branches erect-growing, the tree being of columnar habit and resembling a Lombardy poplar. 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