Difference between revisions of "Hymenopappus artemisiifolius"
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 658. 1836.
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name=Hymenopappus artemisiifolius | name=Hymenopappus artemisiifolius | ||
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|authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle | |authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle | ||
|rank=species | |rank=species | ||
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|publication year=1836 | |publication year=1836 | ||
|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/V21_772.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Hymenopappinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Hymenopappinae | ||
Revision as of 19:39, 16 December 2019
Biennials, 40–100 cm. Leaves: basal simple (5–20+ mm wide) or 1-pinnate, 8–20 cm, lobes 5–20+ × 1–5(–20+) mm; cauline 2–16. Heads 20–60 per stem. Peduncles 1–6 cm. Phyllaries whitish (sometimes red-tinged) or yellowish, 5–12 × 2–7 mm. Ray florets 0. Disc florets 40–60; corollas white to purplish or yellowish to reddish, 3–5 mm, tubes 2–3 mm, throats funnelform, 1–1.5 mm, lengths 1–1.5 times lobes. Cypselae 3.5–5 mm, hirtellous or villous; pappi of 16–18 scales 0.3–1(–1.5) or 1.5–2 mm.
Distribution
sc United States.
Discussion
Varieties 2 (2 in the flora).
Selected References
None.
Lower Taxa
Key
| 1 | Cauline leaves (6–)8–16; phyllaries 6–12 mm; corollas whitish to purplish; pappi 0.3–1(–1.5) mm | Hymenopappus artemisiifolius var. artemisiifolius |
| 1 | Cauline leaves 2–8; phyllaries 5–7 mm; corollas yellowish to reddish; pappi 1.5–2 mm | Hymenopappus artemisiifolius var. riograndensis |