Swamp Birch or Bog Birch (Betula pumila) is a deciduousshrub native to North America. It reaches 1-4 meters in height. Its reproductive structures are catkins similar to other birches. Scientific classification or biological classification is a method by which biologists group and categorize species of organisms. ... Divisions Green algae Chlorophyta Charophyta Land plants (embryophytes) Non-vascular plants (bryophytes) Marchantiophyta - liverworts Anthocerotophyta - hornworts Bryophyta - mosses Vascular plants (tracheophytes) †Rhyniophyta - rhyniophytes †Zosterophyllophyta - zosterophylls Lycopodiophyta - clubmosses †Trimerophytophyta - trimerophytes Pteridophyta - ferns and horsetails Seed plants (spermatophytes) †Pteridospermatophyta - seed ferns Pinophyta - conifers Cycadophyta - cycads Ginkgophyta - ginkgo Gnetophyta - gnetae Magnoliophyta - flowering plants... It has been suggested that Angiospermae, and Anthophyta be merged into this article or section. ... Orders See text. ... Families included in the Kew list: Fagaceae - Beech family (including Nothofagaceae) Betulaceae - Birch family Corylaceae - Hazel family Ticodendraceae not included in the Kew list: Casuarinaceae - She-oak family Juglandaceae - Walnut family Rhoipteleaceae Myricaceae The Fagales are an order of flowering plants, including some of the best known trees. ... Genera Alnus - Alder Betula - Birch Carpinus - Hornbeam Corylus - Hazel Ostrya - Hop-hornbeam Ostryopsis - Hazel-hornbeam Betulaceae, or the Birch Family, includes six genera of deciduous nut-bearing trees and shrubs, including the birches, alders, hazels, hornbeams and hop-hornbeams, numbering about 130 species. ... Species Many species; see text and classification Birch is the name of any tree of the genus Betula, in the family Betulaceae, closely related to the beech/oak family, Fagaceae. ... Subgenus Betulenta - Wintergreen oil birches Bark on twigs rich in methyl salicylate (oil of wintergreen). ... In biology, binomial nomenclature is the formal method of naming species. ... Deciduous means temporary or tending to fall off (deriving from the Latin word decidere, to fall off). ... hiii, This article is on plants. ... A male catkin on a willow Male catkins on a Common Hazel in January before opening Catkins, or aments, are slim, cylindrical flower clusters, wind-pollinated and without petals, that can be found in many plant families, including Betulaceae, Fagaceae, Moraceae, and Salicaceae. ...
Its twigs develop on spur shoots. Leaves are alternate but close together, especially on slow growing individuals. Leaves are coarsely dentate and rounded at the base.
Yellow(silver or swampbirch) and paper (sometimes referred as white or canoe) birch are the two most common trees in Northern Ontario, although sweet, river and gray birch have some commercial recognition in other parts of Canada and the United States.
Birches are usually the first to establish in cleared land, but start to die once other trees move in and offer shade.
Yellow birch on the other hand, tends to be a larger tree and exhibits a more consistent golden brown colour, with little creamy white sap wood.
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