Exact status definitions can vary from state to 1. ... Forms a medium-spreading crown and has rich, yellow-orange autumn leaf colour. The range extends southwards to about 40°N, its southernmost limit being Turkey, the Caucasus and the Altai Mountains. Empty mine of Orchestes rusci in leaf of Betula pubescens. County documented: documented 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. E. downy birch. Found this plant? Betula alba * Botanical Ingredient * * Commonly referred to as Birch Extract- the leaf and bark extract of the White Birch Tree. Consequently, the origin of polyploidy in B. pubescens remains unclear. 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. Birch leaf is the common name for the leaves of the tree Betula pendula Roth and/or Betula pubescens Ehrh. 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 … 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. Broadleaf, deciduous tree; to 30- 65 ft (10-20 m) tall, upright branches to a columnar shape. a sighting. 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. The morphology, ultrastructure, density and distribution of trichomes on leaves of Betula pendula, B.pubescens ssp. pubescens, B. pubescens ssp. Hardy to USDA Zone 2       Betula pubescens has a very wide distribution. 2. 15 Betula albosinensis. Bark peels in thin papery strips, dull white to pale brown. those considered historical (not seen in 20 years). A tall tree, the younger branches bright reddish brown; young twigs covered more or less densely with pale hairs or down. 01. Leaf-mining flies (Diptera: Agromyzidae) Agromyzidae is a large dipteran family which includes over 2,500 species worldwide. This deciduous tree has rhomboidal shaped leaves. 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 … Scientific name: Betula pubescens. 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. State documented: documented (Wetland indicator code: Betula pubescens. 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. 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. Synonyms: B. alnoides var. 5 mm); bark of twigs with flavor of wintergreen. Betula pubescens var. The Go Botany project is supported see more. Your help is appreciated. Silver Birch (Betula pendula), Downy birch (Betula pubescens). Deciduous tree, deeply cut leaf. Phylum: Magnoliophyta - Class: Magnoliopsida - Order: Sapindales - Family: Betulaceae. A characteristic feature of trees in this group is their white bark that often peels apart in sheets. Betula pubescens Native to Northern Eruope, Iceland, and Asia. • Betula luminifera Winkler. The leaf base of silver birch is usually a right angle to the stalk, while for downy birches, it is rounded. pyrifolia Burk. European Union herbal monograph on Betula pendula Roth and/or Betula pubescens Ehrh. image, please click it to see who you will need to contact. 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. The leaves for medicinal use are obtained either from trees that have been cultivated or found in the wild. The shoots are grey-brown with fine downy. Downy Birch (B. pubescens) is closely related to, and often confused with, the European White Birch (B. pendula). populations both exist in a county, only native status la,b). state. The soil must be sufficiently moist. Note: when native and non-native tortuosa is at Berriedale, Orkney at 58?54'N (Chapman & Crawford 1982). 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. 10.  is shown on the map. long, 1 1 ⁄ 2 to 3 1 ⁄ 2 in. Also covers those considered historical (not seen Betula pubescens is commonly known as downy birch, with other common names including moor birch, white birch, European white birch or hairy birch. Introduction: The Downy Birch (Betula pubescens) is a UK-native deciduous tree that can commonly be confused with the Silver Birch. The most northerly natural wood containing B. pubescens ssp. They flower when coming into leaf in the spring. evidence (herbarium specimen, photograph). in 20 years). Mature trees can reach 30m in height, forming a light canopy with elegant, drooping branches. The trunks of birches are covered with white or darkish, often papery bark. Ehrh. donations to help keep this site free and up to date for Young leaves of Downy Birch are thinly pubescent. Discover thousands of New England plants. to exist in the county by The composition of flavonoids in ethanolic leaf surface extracts was analysed by high pressure liquid chromatography. Family Betulaceae. Here is a link to a further comparison of these species: https://forest.jrc.ec.europa.eu/media/atlas/Betula_spp.pdf, Patrick Breen, Betula pubescens has a wide distribution in northern and central Europe and Asia. Flowering time: April–June. Agromyzid larvae live inside plant tissues, and many species are leaf miners. A decoction of the leaves and bark is used for bathing skin eruptions. crispa).). The shoots are grey-brown and slightly pubescent. post kusmisscheffii. Sun to partial shade, best on moist, well-drained soil, not fussy about soil type. The young leaves and leaf buds are harvested in the spring and dried for later use. 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. The genus Betula comprises some 40 species, both trees, shrubs, and dwarf shrubs. Spach Take a photo and pubescens (Ehrh.) It thrives in dry woodlands, downs and heaths. However, Downy Birch has smooth, downy shoots, whereas they are hairless and warty in European White Birch. To reuse an 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. Betula pendula - Silver Birch. 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. (intentionally or “ Birch” means : “ a tree whose bark is used for writing on”. Family: Betulaceae. Name of the medicinal product To be specified for the individual finished product. 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 … 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. czerepanovii and B. nana were examined by means of light, scanning and transmission electron microscopy. 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. Tends to defoliate in fall before species (see Betula pendula). 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. 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. 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. It is a bitter - astringent tonic herb. Flowers when coming into leaf. Yet, downy birches are characterised by hairy leaves and young shoots, whereas the same parts on silver birch are hairless. Tolerant of a range of temperatures, it grows as far south as Spain and as far north as Lapland. Fruit catkins are about 3 cm long with pubescent scales. Go Botany: Native Plant Trust Betula pubescens has been persistently reported from Michigan, but no specimens have been seen. 2. 2020 Also known as a downy birch, this pale-barked species is similar in appearance to the silver birch, but is faster growing. All images and text © 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. Non-native: introduced 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. Thickets, forest fragments, roadsides. in part by the National Science Foundation. pubescens It is in flower in April, and the seeds ripen from August to September. Origin: native. the state. True to its species name, its twigs are covered in short, stiff hairs. Betula pubescens is a deciduous Tree growing to 20 m (65ft) by 10 m (32ft) at a fast rate. Copyright: various copyright holders. In each and every form, the herb acts as an excellent tonic and a detoxifier. Native Plant Trust or respective copyright holders. It is noted for attracting wildlife. Anthropogenic (man-made or disturbed habitats), forests, shrublands or thickets, Usually occurs in wetlands, but occasionally in non-wetlands. 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… Betula consists of small to medium trees with rather large thin leaves and fruits with wide wings (wider than the fruit body). The range also extends southwards to about the Caucasus and the Altai Mountains. Leaves ovate, 2 1 ⁄ 2 to 5 in. It is a shrub or small tree with dark red-brown, close bark. 12-18m. ; 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. Both B. pendula and B. pubescens are native through-out the British Isles (Fig. VT; also reported from 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. For details, please check with your state. The mostly circumboreal Betula sect. Family: Betulaceae. Also covers 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 … The tree has a slender trunk with white bark that often has black diamond-shaped marks or larger patches, particularly at the base. We depend on 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. ssp. Like several other birches in New England, it has white, smooth, peeling bark, which has been used by the Chippewa in building canoes. 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. Betula alba L. var. Silver birch can easily be confused with the similar downy birch (Betula pubescens). A widespread species associated with birch, including downy birch (Betula pubescens) and silver birch (B. pendula). Abstract. RI by George (1992), but specimens are unknown. The small flowers are unisexual, the inflorescence a catkin-like, dense compound cyme. or hybrids of both species. Can you please help us? to exist in the state, but not documented to a county within FACW). 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 young leaf is soft to the touch, because it is softly haired. All rights reserved. Downy birch is native to Europe but has naturalized in Connecticut, Massachusetts, Maine, and Vermont. Betula pubescens is native in Shetland (60-61?N) although it is very rare and produces only male catkins which usually die before Show 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. Betula papyrifera × Betula pumila → Betula ×‌sandbergii Britt. The variously shaped leaf has a double-toothed margin and sprouts later than B. pendula. CT, MA, ME, The vernal sap is … It is hardy to zone (UK) 1. unintentionally); has become naturalized. The autumn colour is yellow to yellow brown. is a rare hybrid that occurs in VT. Known for its skin healing and purifying properties, yet it … 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). you. Surface extracts was analysed by high pressure liquid chromatography smooth, downy shoots, the! 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Eruope, Iceland, and many species are leaf miners 2 to 5.. County within the state ovate, 2 1 ⁄ 2 to 3 ⁄... A tree whose bark is used for writing on ” ultrastructure, density distribution... Common name for the individual finished product seeds ripen from August to September text 2020!