Betula pubescens is a deciduous Tree growing to 20 m (65ft) by 10 m (32ft) at a fast rate. in part by the National Science Foundation. All Characteristics, the bark of an adult plant is thin and smooth, the bark of an adult plant peels off easily or hangs off, the flower includes only one cycle of petals or sepals, the underside of the leaf has hairs on it, the upper side of the leaf is fuzzy or hairy, the upper side of the leaf is not hairy, or has very few hairs, the leaf blade is ovate (widest below the middle and broadly tapering at both ends), the leaf blade is rhombic (roughly diamond-shaped), the leaf blade margin is serrate (with forward-pointing) or dentate (with outward-pointing) with medium-sized to coarse teeth, the leaf blade margin is serrulate (with forward-pointing) or denticulate (with outward-pointing) with tiny teeth. Exact status definitions can vary from state to The mostly circumboreal Betula sect. The small flowers are unisexual, the inflorescence a catkin-like, dense compound cyme. Also covers Downy birch is native to Europe but has naturalized in Connecticut, Massachusetts, Maine, and Vermont. image, please click it to see who you will need to contact. FACW). see more. RI by George (1992), but specimens are unknown. Spach to exist in the state, but not documented to a county within Betula minor: bark dark brown, lateral lobes of carpellate scales ascending, and plants shrubs to 3 m tall (vs. B. pubescens, with bark gray white, lateral lobes of … Betula pubescens has a wide distribution in northern and central Europe and Asia. A characteristic feature of trees in this group is their white bark that often peels apart in sheets. It is a bitter - astringent tonic herb. Native Plant Trust or respective copyright holders. The autumn colour is yellow to yellow brown. However, Downy Birch has smooth, downy shoots, whereas they are hairless and warty in European White Birch. True to its species name, its twigs are covered in short, stiff hairs. Here is a link to a further comparison of these species: https://forest.jrc.ec.europa.eu/media/atlas/Betula_spp.pdf, Patrick Breen, It is a deciduous tree growing to 10 to 20 m (33 to 66 ft) tall (rarely to 27 m), with a slender crown and a trunk up to 70 cm (28 in) (exceptionally 1 m) in diameter, with smooth but dull grey-white bark finely marked with dark horizontal lenticels. Found this plant? Birch is a tree. The bark of the Downy Birch is a dull greyish white or pale brown, but that of E. White Birch is striking white, papery, with black fissures. is a rare hybrid that occurs in VT. It is noted for attracting wildlife. Flowering time: April–June. State documented: documented you. E. downy birch. pyrifolia Burk. 01. Go Botany: Native Plant Trust Synonyms: B. alnoides var. Bark peels in thin papery strips, dull white to pale brown. RENES BETULA- ononis repens root, parsley, capsella bursa-pastoris, arctostaphylos uva-ursi leaf, solidago virgaurea flowering top, betula pubescens leaf, equisetum arvense top, pork kidney, cytisus scoparius flowering top, copper, petroselinum crispum root … The larvae feed in distinctive galls formed on the leaves, the galls developing as yellowish-red to maroon pustules visible from above and from below. Tends to defoliate in fall before species (see Betula pendula). state. pubescens (Ehrh.) Scientific name: Betula pubescens. Also known as a downy birch, this pale-barked species is similar in appearance to the silver birch, but is faster growing. ; Jacobson (1996) writes that B. pendula 'Laciniata' is rare in cultivation, and that most trees called 'Laciniata' are actually B. pendula 'Crispa' (sometimes given as B. pendula var. An infusion of the leaves is used in the treatment of gout, dropsy and rheumatism, and is recommended as a reliable solvent of kidney stones. Betula pubescens VT; also reported from The young leaf is soft to the touch, because it is softly haired. 2. Birches, the most common native trees in Scotland, are a vital part of the Caledonian Forest, both as pioneer species in the pinewoods and through forming extensive stands of their own. Betula papyrifera × Betula pumila → Betula ×‌sandbergii Britt. 2020 Mature trees can reach 30m in height, forming a light canopy with elegant, drooping branches. Non-native: introduced The most northerly natural wood containing B. pubescens ssp. Betula consists of small to medium trees with rather large thin leaves and fruits with wide wings (wider than the fruit body). or hybrids of both species. Hardy to USDA Zone 2       Betula pubescens has a very wide distribution. Native to Northern Eruope, Iceland, and Asia. a sighting. Leaves ovate, 2 1 ⁄ 2 to 5 in. the state. It is hardy to zone (UK) 1. crispa).). The range extends southwards to about 40°N, its southernmost limit being Turkey, the Caucasus and the Altai Mountains. populations both exist in a county, only native status Take a photo and Betula alba * Botanical Ingredient * * Commonly referred to as Birch Extract- the leaf and bark extract of the White Birch Tree. Both B. pendula and B. pubescens are native through-out the British Isles (Fig. The oval to ovate leaf blades are 2.5–6.5 cm long with serrate margins, acute at the apex and cuneate at the base. The leaves for medicinal use are obtained either from trees that have been cultivated or found in the wild. Note: when native and non-native tortuosa is at Berriedale, Orkney at 58?54'N (Chapman & Crawford 1982). Betula pubescens is commonly known as downy birch, with other common names including moor birch, white birch, European white birch or hairy birch. Silver Birch (Betula pendula), Downy birch (Betula pubescens). To reuse an CT, MA, ME, Ehrh. Betula pubescens was used medicinally by the Cree for chafed skin, and by the Ojibwa as a seasoner in medicines and a component in a maple syrup mixture used … This graceful deciduous broadleaf tree lives for up to 80 or exceptionally 100 years, growing to a height of 30 metres (although usually it attains little more than half that size). Leaves simple, alternate, 3-6 cm long and 3-5 cm wide, ovate to rhombic, margin coarsely serrate to unevenly doubly serrate, apex straight, base tapered to rounded to wedge-shaped; when young, a thin, soft pubescence on both surfaces as well as the petiole; yellow fall color. la,b). donations to help keep this site free and up to date for Also covers those considered historical (not seen The shoots are grey-brown with fine downy. Yet, downy birches are characterised by hairy leaves and young shoots, whereas the same parts on silver birch are hairless. Fruit catkins are about 3 cm long with pubescent scales. pubescens, B. pubescens ssp. It is in flower in April, and the seeds ripen from August to September. 1. CPN (Certified Plant Nerd)Patrick.Breen@oregonstate.edu, College of Agricultural Sciences - Department of Horticulture, USDA Hardiness Zone Maps of the United States, Oregon Master Gardener Training: Identifying Woody Plants, https://forest.jrc.ec.europa.eu/media/atlas/Betula_spp.pdf. Leaf-mining flies (Diptera: Agromyzidae) Agromyzidae is a large dipteran family which includes over 2,500 species worldwide. Young leaves of Downy Birch are thinly pubescent. It is a shrub or small tree with dark red-brown, close bark. to exist in the county by 5 mm); bark of twigs with flavor of wintergreen. The trunks of birches are covered with white or darkish, often papery bark. Betula pubescens is native in Shetland (60-61?N) although it is very rare and produces only male catkins which usually die before Deciduous tree, deeply cut leaf. • Name of the medicinal product To be specified for the individual finished product. The genus Betula comprises some 40 species, both trees, shrubs, and dwarf shrubs. Family Betulaceae. 12-18m. is shown on the map. The young leaves and leaf buds are harvested in the spring and dried for later use. The range also extends southwards to about the Caucasus and the Altai Mountains. Consequently, the origin of polyploidy in B. pubescens remains unclear. in 20 years). Betula pubescens. All rights reserved. Family: Betulaceae. Introduction: The Downy Birch (Betula pubescens) is a UK-native deciduous tree that can commonly be confused with the Silver Birch. (Wetland indicator code: Its range extends from Newfoundland, Iceland, the British Isles and Spain eastwards across northern and central Europe and Asia as far as the Lake Baikal region in Siberia. 10.  long, 1 1 ⁄ 2 to 3 1 ⁄ 2 in. Leaves simple, alternate, 3-6 cm long and 3-5 cm wide, ovate to rhombic, margin coarsely serrate to unevenly doubly serrate, apex straight, base tapered to rounded to wedge-shaped; when young, a thin, soft pubescence on both surfaces as well as the petiole; yellow fall color. The shoots are grey-brown and slightly pubescent. Sun to partial shade, best on moist, well-drained soil, not fussy about soil type. Betula pubescens has been persistently reported from Michigan, but no specimens have been seen. We depend on The leavesare ovate-acute, 2 to 5 cm (0.8 to 2.0 in) long and 1.5 to 4.5 cm (0.6 t… Flowers when coming into leaf. unintentionally); has become naturalized. Silver birch can easily be confused with the similar downy birch (Betula pubescens). Like several other birches in New England, it has white, smooth, peeling bark, which has been used by the Chippewa in building canoes. Copyright: various copyright holders. czerepanovii and B. nana were examined by means of light, scanning and transmission electron microscopy. The variously shaped leaf has a double-toothed margin and sprouts later than B. pendula. Anthropogenic (man-made or disturbed habitats), forests, shrublands or thickets, Usually occurs in wetlands, but occasionally in non-wetlands. (intentionally or The composition of flavonoids in ethanolic leaf surface extracts was analysed by high pressure liquid chromatography. The contents of 13 hydrolysable tannins in the leaves of white birch (Betula pubescens L.) trees were analysed at twelve stages throughout the growing season.All individual galloylglucoses, from 1-O-galloyl-β-d-glucopyranose to 1,2,3,4,6-penta-O-galloyl-β-d-glucopyranose, accumulated in young leaves, while ellagitannins showed significantly variable seasonal trends. The tree has a slender trunk with white bark that often has black diamond-shaped marks or larger patches, particularly at the base. Thickets, forest fragments, roadsides. evidence (herbarium specimen, photograph). Abstract. A decoction of the leaves and bark is used for bathing skin eruptions. All images and text © 15 Betula albosinensis. 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. The vernal sap is … Downy birch is more upright than silver birch and the bark is browner in colour with more obvious horizontal grooves and lacking the papery quality of the silver birch. post The morphology, ultrastructure, density and distribution of trichomes on leaves of Betula pendula, B.pubescens ssp. The leaf margins of both species are variable, but those of Downy Birch tend to be coarsely serrated, but the serrations of E. White Birch are more often double-toothed. Betula pubescens is a self‐incompatible, ... High morphological variation, especially in the leaf, has been frequently recorded in B. pubescens, presumably as a result of hybridization with close relatives. pubescens Betula pubescens var. ssp. wide, rounded or slightly heart-shaped at the base, pointed, unequally toothed, each tooth ending in an abrupt, slender point, ciliate, downy on both surfaces, dark … Broadleaf, deciduous tree; to 30- 65 ft (10-20 m) tall, upright branches to a columnar shape. Can you please help us? those considered historical (not seen in 20 years). Your help is appreciated. as well as hybrids of both species, folium EMA/HMPC/573241/2014 Page 3 /7 European Union herbal monograph on Betula pendula Roth and/or Betula pubescens Ehrh., folium 1. A Bit of Botany a bit of botanical information on birch description Betula alba is a deciduous tree of the Betulaceae family that can reach heights of 50-80 ft. 2. The tree is also known as the Giving Tree , for its sap, leaves, bark, shoots, twigs and buds, all the parts can be put to use for medicinal purposes. Phylum: Magnoliophyta - Class: Magnoliopsida - Order: Sapindales - Family: Betulaceae. Betula pendula - Silver Birch. Its native range extends from Iceland, the UK and Spain eastwards across northern and central Europe and Asia as far as the Lake Baikal region in Siberia. ... Forms a medium-spreading crown and has rich, yellow-orange autumn leaf colour. kusmisscheffii. County documented: documented European Union herbal monograph on Betula pendula Roth and/or Betula pubescens Ehrh. Betula alba L. var. The soil must be sufficiently moist. Origin: native. Leaves with (7–) 8–12 pairs of distinct lateral veins; mature pistillate aments 11–21 (–24) mm thick, sessile or nearly so (peduncles at most ca. For details, please check with your state. Genus Betula can be deciduous trees or shrubs, usually colouring well in autumn and often with striking white, pink, or peeling brown bark; separate male and female catkins open before or with the leaves in spring. Agromyzid larvae live inside plant tissues, and many species are leaf miners. Downy Birch (B. pubescens) is closely related to, and often confused with, the European White Birch (B. pendula). Empty mine of Orchestes rusci in leaf of Betula pubescens. Show A tall tree, the younger branches bright reddish brown; young twigs covered more or less densely with pale hairs or down. This deciduous tree has rhomboidal shaped leaves. Birch leaf is the common name for the leaves of the tree Betula pendula Roth and/or Betula pubescens Ehrh. It thrives in dry woodlands, downs and heaths. In each and every form, the herb acts as an excellent tonic and a detoxifier. Known for its skin healing and purifying properties, yet it … They flower when coming into leaf in the spring. Betula luminifera Winkler. Discover thousands of New England plants. The leaf base of silver birch is usually a right angle to the stalk, while for downy birches, it is rounded. “ Birch” means : “ a tree whose bark is used for writing on”. A widespread species associated with birch, including downy birch (Betula pubescens) and silver birch (B. pendula). The Go Botany project is supported Silver birch is a popular garden tree and often hybridises with our other native birch, the downy birch, Betula pubescens, which is more common in Scotland. Tolerant of a range of temperatures, it grows as far south as Spain and as far north as Lapland. Family: Betulaceae. The two have differences in habitat requirements, with Downy Birch more common on wet, poorly drained sites, such as clays and peat bogs, and E. White Birch found mainly on dry, sandy soils. ( UK ) 1 scanning and transmission electron microscopy electron microscopy of silver birch ( Betula.... 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