Difference between revisions of "Packera cardamine"

(Greene) W. A. Weber & Á. Löve

Phytologia 49: 46. 1981.

Common names: Bittercress ragwort
Basionym: Senecio cardamine Greene
Treatment appears in FNA Volume 20. Treatment on page 581. Mentioned on page 572.
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|distribution=Ariz.;N.Mex.
 
|distribution=Ariz.;N.Mex.
 
|discussion=<p>Of conservation concern.</p><!--
 
|discussion=<p>Of conservation concern.</p><!--
--><p>Packera cardamine is uncommon, rarely collected, and known only from the Mogollon Mountains of New Mexico and the White Mountains of Arizona.</p>
+
--><p><i>Packera cardamine</i> is uncommon, rarely collected, and known only from the Mogollon Mountains of New Mexico and the White Mountains of Arizona.</p>
 
|tables=
 
|tables=
 
|references=
 
|references=
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|publication year=1981
 
|publication year=1981
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V20_1292.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V20_1292.xml
 
|tribe=Asteraceae tribe Senecioneae
 
|tribe=Asteraceae tribe Senecioneae
 
|genus=Packera
 
|genus=Packera

Revision as of 15:19, 18 September 2019

Perennials, 20–60+ cm; rhizomatous (rhizomes erect to ascending, stout). Stems 1, glabrous. Basal leaves petiolate; blades orbiculate-ovate, orbiculate, obovate, or subreniform, 30–80+ × 30–80+ mm, bases cordate to contracted, margins crenate, dentate, or wavy. Cauline leaves abruptly reduced (proximal petiolate or sessile and clasping, broadly lanceolate, irregularly incised or crenate; mid ones sessile, clasping, sometimes auriculate, oblong to hastate, irregularly dentate; distal bractlike, entire). Heads 3–8 in open, cymiform arrays. Peduncles conspicuously bracteate, glabrous. Calyculi conspicuous. Phyllaries 13, light green, 5–9+ mm, glabrous. Ray florets usually 8+, rarely 0; corolla laminae 8–11 mm. Disc florets 30–45+; corolla tubes 4–5 mm, limbs 6–7 mm. Cypselae 1.5–2 mm, glabrous; pappi 9–10 mm.


Phenology: Flowering mid Jun–late Jul.
Habitat: Canyons, meadows, spruce forests
Elevation: 2400–3200 m

Discussion

Of conservation concern.

Packera cardamine is uncommon, rarely collected, and known only from the Mogollon Mountains of New Mexico and the White Mountains of Arizona.

Selected References

None.

Lower Taxa

None.