What is Petasites?
{{italic title}} {{Taxobox | name = Butterbur | image = Petasites_paradoxus.jpg | image_width = 240px | image_caption = ''[[Petasites paradoxus]]'' | regnum = [[Plant]]ae | phylum = [[flowering plant|Magnoliophyta]] | classis = [[dicotyledon|Magnoliopsida]] | ordo = [[Asterales]] | familia = [[Asteraceae]] | genus = '''''Petasites''''' | genus_authority = [[P.Mill.]] }} '''''Petasites''''' is a [[genus]] of [[herb]]s with [[leaves]] in the shape of a [[heart]] in the family [[Asteraceae]]. The common [[English language|English]] name of petasites is ''Butterbur''. Plants of this genus grow near [[river]]s and other water places in [[Europe]], [[Asia]] and [[North America]]. [[File:Petasites frigidus var palmatus 1.jpg|left|thumb|''[[Petasites frigidus]]'' var. ''palmatus'']] In general, the leaves are very big. Its [[root]] is very long and grows very quickly. [[Flower]]s are [[white]], [[yellow]], white-yellow or white-[[red]], they are small and in a great number. Butterbur is used in medical purposes, but there is a [[poison]] in all parts of the plant. Some species of Butterbur are [[Gardening|cultivated]] as a [[garden]] plant. {{Clear|left}} ==Other websites== {{CommonsCompact|Category:Petasites}} {{WSp}} * [http://www.ars-grin.gov/cgi-bin/npgs/html/genus.pl?9153 Germplasm Resources Information Network: ''Petasites''] {{Webarchive|url=https://web.archive.org/web/20090507024333/http://www.ars-grin.gov/cgi-bin/npgs/html/genus.pl?9153 |date=2009-05-07 }} * [https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=36053 ITIS: ''Petasites''] * [https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=56018 NCBI: ''Petasites''] * [http://www.efloras.org/browse.aspx?flora_id=0&name_str=Petasites eFloras] *[http://rbg-web2.rbge.org.uk/cgi-bin/nph-readbtree.pl/feout?FAMILY_XREF=&GENUS_XREF=Petasites&SPECIES_XREF=&TAXON_NAME_XREF=&RANK= Species of Petasites] {{biology-stub}} [[Category:Asteraceae]] [[Category:Flowers]]