Difference between revisions of "Helenium autumnale"
Sp. Pl. 2: 886. 1753.
FNA>Volume Importer |
imported>Volume Importer |
||
(5 intermediate revisions by 2 users not shown) | |||
Line 8: | Line 8: | ||
}} | }} | ||
|common_names=Common sneezeweed;hélénie automnale | |common_names=Common sneezeweed;hélénie automnale | ||
+ | |special_status={{Treatment/ID/Special_status | ||
+ | |code=F | ||
+ | |label=Illustrated | ||
+ | }}{{Treatment/ID/Special_status | ||
+ | |code=E | ||
+ | |label=Endemic | ||
+ | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Helenium autumnale var. canaliculatum | |name=Helenium autumnale var. canaliculatum | ||
|authority=(Lamarck) Torrey & A. Gray | |authority=(Lamarck) Torrey & A. Gray | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium autumnale var. fylesii | |name=Helenium autumnale var. fylesii | ||
|authority=B. Boivin | |authority=B. Boivin | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium autumnale var. grandiflorum | |name=Helenium autumnale var. grandiflorum | ||
|authority=Torrey & A. Gray | |authority=Torrey & A. Gray | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium autumnale var. montanum | |name=Helenium autumnale var. montanum | ||
|authority=(Nuttall) Fernald | |authority=(Nuttall) Fernald | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium autumnale var. parviflorum | |name=Helenium autumnale var. parviflorum | ||
|authority=(Nuttall) Fernald | |authority=(Nuttall) Fernald | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium latifolium | |name=Helenium latifolium | ||
− | |authority= | + | |authority= |
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Helenium parviflorum | |name=Helenium parviflorum | ||
− | |authority= | + | |authority= |
+ | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Gaillardiinae;Helenium;Helenium autumnale | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Gaillardiinae;Helenium;Helenium autumnale | ||
Line 53: | Line 67: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=Helenium autumnale | name=Helenium autumnale | ||
− | |||
|authority=Linnaeus | |authority=Linnaeus | ||
|rank=species | |rank=species | ||
Line 67: | Line 80: | ||
|publication title=Sp. Pl. | |publication title=Sp. Pl. | ||
|publication year=1753 | |publication year=1753 | ||
− | |special status= | + | |special status=Illustrated;Endemic |
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_1076.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae |
Latest revision as of 21:08, 5 November 2020
Perennials, 50–130 cm. Stems 1(–7), branched distally, strongly winged, sparsely to densely hairy proximally, moderately to densely hairy distally. Leaves usually moderately to densely hairy, sometimes glabrous; basal blades (withered by flowering) lanceolate, oblanceolate, or obovate, entire or weakly lobed; proximal and mid blades obovate to oblanceolate, usually dentate or entire; distal blades oblanceolate to lanceolate, entire or dentate. Heads 5–70(–100+) per plant, in paniculiform arrays. Peduncles 3–10 cm, moderately to densely hairy. Involucres globoid, 8–20 × 8–23 mm. Phyllaries (connate proximally) moderately to densely hairy. Ray florets 8–21, pistillate, fertile; corollas yellow, 10–23 × 4–10 mm. Disc florets 200–400(–800+); corollas yellow proximally, yellow to yellow-brown distally, 2.4–4 mm, lobes 5. Cypselae 1–2 mm, sparsely to moderately hairy; pappi of 5–7 entire, aristate scales (0.5–)0.9–1.5(–1.8) mm. 2n = 32, 34, 36.
Phenology: Flowering (Jul–)Aug–Oct(–Nov).
Habitat: Roadsides, fields, along streams, ditches, seepage areas, around ponds and lakes
Elevation: 20–2600 m
Distribution
![V21-1076-distribution-map.gif](/w/images/c/c6/V21-1076-distribution-map.gif)
Alta., B.C., Man., N.W.T., Ont., Que., Sask., Ala., Ariz., Ark., Calif., Colo., Del., D.C., Fla., Ga., Idaho, Ill., Ind., Iowa, Kans., Ky., La., Md., Mass., Mich., Miss., Mo., Mont., Nebr., Nev., N.J., N.Mex., N.Y., N.C., N.Dak., Ohio, Okla., Oreg., Pa., S.C., Tenn., Tex., Utah, Va., Wash., W.Va., Wyo.
Discussion
Selected References
None.