Difference between revisions of "Helminthotheca echioides"
Folia Geobot. Phytotax. 8: 176. 1973.
Basionym: Picris echioides Linnaeus Sp. Pl. 2: 792. 1753
Treatment appears in FNA Volume 19. Treatment on page 300.
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|name=Picris echioides | |name=Picris echioides | ||
|authority=Linnaeus | |authority=Linnaeus | ||
+ | |rank=species | ||
|publication_title=Sp. Pl. | |publication_title=Sp. Pl. | ||
|publication_place=2: 792. 1753 | |publication_place=2: 792. 1753 | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Helminthotheca echioides | name=Helminthotheca echioides | ||
− | |||
|authority=(Linnaeus) Holub | |authority=(Linnaeus) Holub | ||
|rank=species | |rank=species | ||
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|publication year=1973 | |publication year=1973 | ||
|special status= | |special status= | ||
− | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V19_439.xml |
|tribe=Asteraceae tribe Cichorieae | |tribe=Asteraceae tribe Cichorieae | ||
|genus=Helminthotheca | |genus=Helminthotheca |
Revision as of 20:19, 16 December 2019
Leaf blades 50–150(–250) × 10–50(–80+) mm. Peduncles 1–5+ cm, bristly hispid. Calyculi: bracts 9–15+ × 3–5+ mm, margins and tips bristly-ciliate. Phyllaries often sigmoid in fruit, abaxial faces and tips bristly. Cypselae: bodies 2.5–3 mm, beaks 2.5–5 mm; pappi 4–7 mm. 2n = 10.
Phenology: Flowering May–Nov.
Habitat: Disturbed sites
Elevation: 0–50(–500) m
Distribution
![V19-439-distribution-map.gif](/w/images/c/c4/V19-439-distribution-map.gif)
Alta., N.B., Ont., Sask., Ariz., Calif., Conn., D.C., Iowa, Maine, Md., Mass., Mo., Mont., N.J., N.Y., N.Dak., Ohio, Oreg., Pa., Vt., Va., Europe, widely introduced elsewhere.
Discussion
Reports for British Columbia and Nova Scotia need confirmation.
Selected References
None.
Lower Taxa
None.