What is Silver birch?
{{Speciesbox |name = Silver birch<br>''Betula pendula'' |image_caption = Silver birch forest, [[Inari, Finland|Inari]], Finland |image = Betula pendula Finland.jpg |status = LC |status_system = IUCN3.1 |status_ref = <ref name=iucn>{{Cite iucn | author = Stritch, L., Shaw, K., Roy , S. & Wilson. | title = ''Betula pendula'' | volume = 2014 | page = e.T62535A3115662 | date = 2014 | doi = 10.2305/IUCN.UK.2014-3.RLTS.T62535A3115662.en }}</ref> |genus = Betula |parent = Betula subg. Betula |species = pendula |authority = [[Albrecht Wilhelm Roth|Roth]] |subdivision_ranks = Subspecies |subdivision = See text |range_map = Betula pendula range.svg |range_map_caption = Distribution map |synonyms = }} The '''silver birch''' (''Betula pendula''), also known as the '''warty birch''', '''European white birch''',<ref>[https://treebee.ca/trees/european-white-birch/ European white birch], TD Tree Bee</ref> or '''East Asian white birch''', is a [[deciduous]] [[tree]] in the [[family (biology)|family]] [[Betulaceae]]. It grows in [[Europe]], parts of [[Asia]] and [[North America]].<ref>[http://www.iucnredlist.org/details/62535/0 Betula pendula ] IUCN</ref> The silver birch is a medium-sized tree, which has triangle-shaped leaves. In [[autumn]] the leaves turn yellow and fall. Trunk is shining white. The twigs are slender, and in an old tree the they often hang downwards. The flowers are grouped in an [[inflorescence]] called a [[catkin]]. The wind spreads the birch seed. The trees are [[monoecious]], with both male and female catkins on the same tree. == References == {{Reflist}} ==Other websites== * [http://www.valbro.uni-freiburg.de/pdf/pres_fin_ecology.pdf Ecology of birch species] * [http://www.na.fs.fed.us/fhp/invasive_plants/weeds/european-white-birch.pdf European White Birch] {{Webarchive|url=https://web.archive.org/web/20160804213430/http://www.na.fs.fed.us/fhp/invasive_plants/weeds/european-white-birch.pdf |date=2016-08-04 }} * [http://www.kew.org/science-conservation/plants-fungi/betula-pendula-silver-birch Betu