''Xerochrysum'' (

syn. The Botanical and Zoological Codes of nomenclature treat the concept of synonymy differently. * In botanical nomenclature, a synonym is a scientific name that applies to a taxon that (now) goes by a different scientific name. For example, Linnae ...

''Bracteantha'') is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...

s native to Australia. It was defined by Russian botanist Nikolai Tzvelev in 1990, preceding (and taking precedence over) ''Bracteantha'' which was described the following year. A 2002 molecular study of the tribe

Gnaphalieae The Gnaphalieae are a tribe of flowering plants in the family Asteraceae. It is most closely related to the tribes Anthemideae, Astereae, and Calenduleae. Characteristics This group is most diverse in South America, Southern Africa and Austr ...

has indicated the genus is probably

polyphyletic A polyphyletic group is an assemblage of organisms or other evolving elements that is of mixed evolutionary origin. The term is often applied to groups that share similar features known as homoplasies, which are explained as a result of conver ...

, with ''X. bracteatum'' and ''X. viscosum'' quite removed from each other.

Species

This genus and its species names were formerly included in ''Bracteantha'' and before that in '' Helichrysum''. the authoritative ''

Australian Plant Name Index The Australian Plant Name Index (APNI) is an online database of all published names of Australian vascular plants. It covers all names, whether current names, synonyms or invalid names. It includes bibliographic and typification details, informati ...

'' recognises seven formally named species and five accepted species awaiting formal naming, description and publication: * ''

Xerochrysum bicolor ''Xerochrysum bicolor'' is a flowering plant in the family Asteraceae, native to Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location ...

'' – Tasmania * '' Xerochrysum bracteatum'' , strawflower or golden everlasting – NSW, Vic, Tas, SA, Qld, NT, WA * '' Xerochrysum collierianum'' – Tasmania * '' Xerochrysum palustre'' , swamp everlasting, syn.: ''Bracteantha'' sp. aff. ''subundulata'' – Vic, Tas * '' Xerochrysum papillosum'' – Vic, Tas * '' Xerochrysum subundulatum'' , alpine everlasting or orange everlasting – NSW, ACT, Vic, Tas * '' Xerochrysum viscosum'' , sticky everlasting – NSW, ACT, Qld, Vic ;Species provisionally named, described and accepted by the authoritative Australian Plant Name Index while awaiting formal publication * ''Xerochrysum'' sp. Glencoe (M.Gray 4401) NE

Herbarium A herbarium (plural: herbaria) is a collection of preserved plant specimens and associated data used for scientific study. The specimens may be whole plants or plant parts; these will usually be in dried form mounted on a sheet of paper (calle ...

– Qld, NSW * ''Xerochrysum'' sp. Mt Merino [ Lamington National Park] (S.T.Blake 22869) NE Herbarium – Qld, NSW * ''Xerochrysum'' sp.

New England New England is a region comprising six states in the Northeastern United States: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont. It is bordered by the state of New York to the west and by the Canadian province ...

(L.M.Copeland 3731) NE Herbarium – NSW * ''Xerochrysum'' sp.

North Stradbroke Island North Stradbroke Island ( Jandai: ''Minjerribah''), colloquially ''Straddie'' or ''North Straddie'', is an island that lies within Moreton Bay in the Australian state of Queensland, southeast of the centre of Brisbane. Originally there was o ...

(L.Durrington 675) NE Herbarium – Qld, NSW * ''Xerochrysum'' sp. Point Lookout (I.R.Telford 12830) NE Herbarium – NSW

Species

References

External links