bio.wikisort.org - PlantPackera paupercula is a flowering plant species of the genus Packera and family Asteraceae, native to North America, where it is widespread across Canada and much of the United States.[1] Its common names include balsam ragwort and balsam groundsel.[2] It is a perennial herb that grows 1–3 feet (0.30–0.91 metres) tall.[3] Its habitats include wet meadows, open woodlands, and rocky outcrops.[4]
Species of flowering plant
Packera paupercula |
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Conservation status |
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Scientific classification  |
Kingdom: |
Plantae |
Clade: |
Tracheophytes |
Clade: |
Angiosperms |
Clade: |
Eudicots |
Clade: |
Asterids |
Order: |
Asterales |
Family: |
Asteraceae |
Genus: |
Packera |
Species: |
P. paupercula |
Binomial name |
Packera paupercula
(Michx.) Á.Löve & D.Löve |
Synonyms[1] |
- Senecio pauperculus Michaux
- Senecio balsamitae Muhlenberg ex Willdenow
- Senecio crawfordii Britton
- Senecio flavovirens Rydberg
- Senecio gaspensis Greenman
- Senecio multnomensis Greenman
- Senecio tweedyi Rydberg
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It flowers as early as April in the southern part of its range, and as late as August in the northern part of its range.[1][5]
Taxonomy
Packera paupercula taxonomically complex, with varying amounts of infraspecific taxa recognized by different authorities. No single classification to date has received wide acceptance.[1][5] The Royal Botanic Gardens, Kew currently recognizes the following varieties:[6][7]
- P. paupercula var. appalachiana - Restricted to the Appalachian Mountains
- P. paupercula var. paupercula - Widespread from Newfoundland to Alaska, south through the Rocky Mountains and Appalachians
- P. paupercula var. pseudotomentosa - Native to the Midwest, Upper South, and Ontario
- P. paupercula var. savannarum - Restricted to the upper Midwest
References
- Trock, Debra K. (2006). "Packera paupercula". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 20. New York and Oxford. Retrieved 2008-05-22 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
- Packera paupercula. NatureServe. 2012.
- "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2022-07-17.
- "Packera paupercula in Flora of North America @ efloras.org". www.efloras.org. Retrieved 2022-07-17.
- Weakley, Alan (2015). "Flora of the Southern and Mid-Atlantic States".
- "Hylodesmum". plantsoftheworldonline.org. Royal Botanical Gardens, Kew. Retrieved 2019-09-02.
- Mahoney, Alison; Kowal, Robert (1 May 2008). "Three New Varieties of Packera paupercula (Asteraceae, Senecioneae) in Midwestern and Southeastern North America". Novon: A Journal for Botanical Nomenclature. 18 (2): 220–228. doi:10.3417/2006016. S2CID 85845219. Retrieved 2 September 2019.
External links
Taxon identifiers |
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Packera paupercula | |
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Senecio pauperculus | |
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