Difference between revisions of "Erigeron speciosus"

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[[Taxonomy]]
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* Scientific Name: ''Erigeron'' ''speciosus''
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[[Description]]
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* Family: Asteraceae
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[[Bloom Period]]
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* Common Names: showy daisy, showy fleabane, splendid fleabane
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[[Distribution]]
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* Synonyms/Misapplications: ''Erigeron'' ''subtrinervis, Erigeron'' ''subtrinervis, Stenactis'' ''speciosa''
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[[Habitat]]
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* Codon: ERISPE
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[[Uses]]
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----
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[[Propagation]]
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[[File:ERISPE1.jpg |thumb|Photo by Rod Gilbert, 2005. Also featured on Main Page.]]
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[[Photo Gallery]]
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===Taxonomy===
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[[References]]
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{{Taxobox
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| name =
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| image =
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| image_caption = Photo by Rod Gilbert, 2005. Also featured on Main Page.
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| regnum = [[Plant]]ae
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| subregnum = Viridiplantae
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| phylum = Tracheophyta
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| subphylum= Spermophytina
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| classis = Magnoliopsida
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| subclassis = Asteranae
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| ordo = Asterales
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| familia = Asteraceae
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| genus = ''Erigeron'' L.
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| species = '''''Erigeron speciosus''''' (Lindl.) DC
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| subspecies =
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| synonyms = *''Erigeron conspicuus'' Rydb.
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*''Erigeron macranthus'' Nutt.
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*''Erigeron subtrinervis'' ssp. ''conspicuus'' (Rydb.) Cronquist
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*''Erigeron speciosus'' var. ''macranthus'' (Nutt.) Cronquist
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*''Erigeron speciosus'' var. ''speciosus ''(Lindl.) DC.
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*''Erigeron subtrinervis'' var. ''conspicuus'' (Rydb.) Cronquist
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*''Erigeron speciosus'' var. ''conspicuus ''(Rydb.) Breitung
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*''Erigeron speciosus ''var. ''typicus'' Cronquist
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}}
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<ref>Integrated Taxonomic Information System. Retrieved from https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=35950</ref>
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===Description===
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Perennial herb growing from a woody caudex with blue to white terminal pseudanthia, growing to 80 cm tall.<ref name=":0">WTU
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Herbarium, Burke Museum, & University of Washington. Retrieved from https://biology.burke.washington.edu/herbarium/imagecollection/taxon.php?Taxon=Erigeron%20speciosus</ref> Roots fibrous, rhizomatous.<ref name=":1">Flora of North America. Retrieved
 +
from http://dev.floranorthamerica.org/Erigeron_speciosus</ref> Leaves cauline, glabrous, 3-nerved,<ref name=":0" /> lower are ligulate-acute to spatulate, petiolate, upper becoming lanceolate and sessile.<ref>Bowcutt, F., &
 +
Hamman, S. (2016). ''Vascular Plants
 +
of the South Sound Prairies''. p. 72.</ref> Pseudanthia radiate, terminally clustered in groups of 1-13;<ref name=":0" /> phyllaries narrow,<ref name=":2">Hitchcock, C. L., Cronquist, A., Giblin, D.,
 +
& Legler, B. et al. (2018). ''Flora of the Pacific Northwest: an
 +
illustrated manual''. Seattle: University of Washington Press. pp. 569-574.</ref> in 2-3(4) rows;<ref name=":1" /> ray florets 65-150, light purple to blue (white), 9-18 mm long;<ref name=":0" /> disk florets yellow, 4-5 mm;<ref name=":2" /> pappus bristles 20-30;<ref name=":2" /> ovaries inferior, becoming 2-nerved achenes.<ref name=":0" />
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 +
===Bloom Period===
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June-August<ref name=":0" />
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===Distribution===
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Distributed across Washington; British Columbia to Oregon, inland to Nevada, Arizona, the Rocky Mountains and northern Great Plains.<ref name=":0" />
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===Habitat===
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Low to mid-elevation prairies and forest openings.<ref name=":0" />
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===Uses===
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Use of decoction by the Ramah Navajo people as a contraceptive and to treat menstrual pain.<ref>Native
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American Ethnobotany Database. Retrieved from http://naeb.brit.org/uses/search/?string=Erigeron+speciosus</ref>
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===Propagation===
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[https://npn.rngr.net/search?SearchableText=Erigeron+speciosus Native Plant Network Propagation Protocol]
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===Seed===
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Seed sample from 2011
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Average Measurement: 1.9 x 0.7 x 0.3
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Measurement Range: L: 1.6 – 2.25, W: 0.4 – 0.8, D: .2 – 0.4
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Latitudinal Cross Section: elliptical
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Longitudinal Cross Section: elliptical 
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Shape: Seed narrowed at dimpled hilum, broadening at pappus end.
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Additional Structure: Seeds have pappus of white hairs 2 -3 times the length of the seed body, arranged in a circular pattern around apex opposite hilum.
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Color: Seeds brown, hilum and pappus white.
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Surface: Hilum smooth, seed body lightly hairy, pappus finely barbed.
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===Photo Gallery===
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<gallery>
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File:ERISPE2.jpg| Photo: Rod Gilbert, 2004
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File:ERISPE3.png|seedling, courtesy of CNLM
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</gallery>
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=== References ===
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<references />

Latest revision as of 12:37, 29 June 2021

  • Scientific Name: Erigeron speciosus
  • Family: Asteraceae
  • Common Names: showy daisy, showy fleabane, splendid fleabane
  • Synonyms/Misapplications: Erigeron subtrinervis, Erigeron subtrinervis, Stenactis speciosa
  • Codon: ERISPE
Photo by Rod Gilbert, 2005. Also featured on Main Page.

Taxonomy

Scientific classification
Kingdom: Plantae
Subkingdom: Viridiplantae
Phylum: Tracheophyta
Subphylum: Spermophytina
Class: Magnoliopsida
Subclass: Asteranae
Order: Asterales
Family: Asteraceae
Genus: Erigeron L.
Species: Erigeron speciosus (Lindl.) DC
Synonyms
  • Erigeron conspicuus Rydb.
  • Erigeron macranthus Nutt.
  • Erigeron subtrinervis ssp. conspicuus (Rydb.) Cronquist
  • Erigeron speciosus var. macranthus (Nutt.) Cronquist
  • Erigeron speciosus var. speciosus (Lindl.) DC.
  • Erigeron subtrinervis var. conspicuus (Rydb.) Cronquist
  • Erigeron speciosus var. conspicuus (Rydb.) Breitung
  • Erigeron speciosus var. typicus Cronquist

[1]

Description

Perennial herb growing from a woody caudex with blue to white terminal pseudanthia, growing to 80 cm tall.[2] Roots fibrous, rhizomatous.[3] Leaves cauline, glabrous, 3-nerved,[2] lower are ligulate-acute to spatulate, petiolate, upper becoming lanceolate and sessile.[4] Pseudanthia radiate, terminally clustered in groups of 1-13;[2] phyllaries narrow,[5] in 2-3(4) rows;[3] ray florets 65-150, light purple to blue (white), 9-18 mm long;[2] disk florets yellow, 4-5 mm;[5] pappus bristles 20-30;[5] ovaries inferior, becoming 2-nerved achenes.[2]

Bloom Period

June-August[2]

Distribution

Distributed across Washington; British Columbia to Oregon, inland to Nevada, Arizona, the Rocky Mountains and northern Great Plains.[2]

Habitat

Low to mid-elevation prairies and forest openings.[2]

Uses

Use of decoction by the Ramah Navajo people as a contraceptive and to treat menstrual pain.[6]

Propagation

Native Plant Network Propagation Protocol

Seed

Seed sample from 2011 Average Measurement: 1.9 x 0.7 x 0.3 Measurement Range: L: 1.6 – 2.25, W: 0.4 – 0.8, D: .2 – 0.4 Latitudinal Cross Section: elliptical Longitudinal Cross Section: elliptical Shape: Seed narrowed at dimpled hilum, broadening at pappus end. Additional Structure: Seeds have pappus of white hairs 2 -3 times the length of the seed body, arranged in a circular pattern around apex opposite hilum. Color: Seeds brown, hilum and pappus white. Surface: Hilum smooth, seed body lightly hairy, pappus finely barbed.

Photo Gallery

  • Photo: Rod Gilbert, 2004

  • seedling, courtesy of CNLM

References

  1. ↑ Integrated Taxonomic Information System. Retrieved from https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=35950
  2. ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 WTU Herbarium, Burke Museum, & University of Washington. Retrieved from https://biology.burke.washington.edu/herbarium/imagecollection/taxon.php?Taxon=Erigeron%20speciosus
  3. ↑ 3.0 3.1 Flora of North America. Retrieved from http://dev.floranorthamerica.org/Erigeron_speciosus
  4. ↑ Bowcutt, F., & Hamman, S. (2016). Vascular Plants of the South Sound Prairies. p. 72.
  5. ↑ 5.0 5.1 5.2 Hitchcock, C. L., Cronquist, A., Giblin, D., & Legler, B. et al. (2018). Flora of the Pacific Northwest: an illustrated manual. Seattle: University of Washington Press. pp. 569-574.
  6. ↑ Native American Ethnobotany Database. Retrieved from http://naeb.brit.org/uses/search/?string=Erigeron+speciosus
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The Evergreen State College