Senecio linearifolius
{{Short description|Species of flowering plant}}
{{Speciesbox
|name = Fireweed groundsel
|image = Senecio linearifolius 01.jpg
|taxon = Senecio linearifolius
|authority = A.Rich.{{cite web |title=Senecio linearifolius |url=https://biodiversity.org.au/nsl/services/apc-format/display/102049 |publisher=Australian Plant Census |access-date=9 February 2021}}
}}
File:Senecio linearifolius habit.jpg
Senecio linearifolius, commonly known as fireweed groundsel,{{cite web |last1=Harden |first1=Gwen |title=Senecio linearifolius |url=https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Senecio~linearifolius |website=PlantNET-NSW Flora online |publisher=Royal Botanic Gardens Sydney |access-date=9 February 2021}} is a species of flowering plant in the family Asteraceae. It is a small shrub with variable leaves, numerous heads of yellow flowers and grows in Tasmania, New South Wales and Victoria.
==Description==
Senecio linearifolius is a fragrant, sparse to shrubby perennial to about {{cvt|1.5|m}} high and stems with smooth, fine, downy white hairs. Leaves are variable, linear to egg-shaped, {{cvt|5-20|cm}} long, {{cvt|3-50|mm}} wide, usually sessile or with basal lobes, margins smooth, wavy or regularly toothed, lobed at the base or stem clasping. Both surfaces of the leaf are smooth and sparingly to thickly covered in downy white hairs.
=Inflorescence=
The inflorescence is a cluster of 20-200 flowers in a corymb about {{cvt|4-15|cm}} across. The individual flowers are in a grouping of 4–8 with a yellow centre. The fruit is a narrowly oblong-shaped cypsela, {{cvt|1.5-2|mm}} long, light coloured to reddish-brown, surface with scattered or bands of hairs. Flowering occurs mostly from November to March.{{cite web |title=Senecio linearifolius |url=https://vicflora.rbg.vic.gov.au/flora/taxon/b9aa71cc-8714-4af4-9a86-80ca75056dce |website=VICFLORA-Flora of Victoria |publisher=Royal Botanic Gardens Victoria |access-date=15 February 2021}}{{cite book |editor-last1=Wilson |editor-first1=Annette |title=Flora of Australia-Volume 37-Asteraceae 1 |date=2015 |publisher=CSIRO-Department of Environment |location=Canberra |isbn=9781486304165 |page=253}}
Taxonomy and naming
Senecio linearifolius was first formally described by Achille Richard and the description was published in Voyage de Decouvertes de l'Astrolabe. Botanique.{{cite web |title=Senecio linearifolius |url=https://biodiversity.org.au/nsl/services/rest/instance/apni/529924 |publisher=Australian Plant Name Index |access-date=18 February 2021}}{{cite book |last1=Richard |first1=Achille |title=Voyage de Decouvertes de l'Astrolabe. Botanique |date=1834 |publisher=J. Tatsu |location=Paris |page=129 |url=https://bibdigital.rjb.csic.es/viewer/13244/?offset=#page=191&viewer=picture&o=bookmark&n=0&q=}} The specific epithet (linearifolius) means linear leaved.{{cite book |last1=Sharr |first1=Francis Aubi |last2=George |first2=Alex |title=Western Australian Plant Names and Their Meanings |date=2019 |publisher=Four Gables Press |location=Kardinya, WA |isbn=9780958034180 |page=240 |edition=3rd}}
Distribution and habitat
Fireweed groundsel occurs in south-eastern Australia including Tasmania in moist habitats. In New South Wales it occurs mostly on the ranges south of Tenterfield and west to Nundle. In Victoria it is found in the Grampians, Brisbane Ranges, near Portland and Euroa.
References
{{Reflist}}
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Category:Taxa named by Achille Richard