Difference between revisions of "Packera greenei"

(A. Gray) W. A. Weber & Á. Löve

Phytologia 49: 47. 1981.

Common names: Flame ragwort
EndemicConservation concern
Basionym: Senecio greenei A. Gray Proc. Amer. Acad. Arts 10: 75. 1874
Treatment appears in FNA Volume 20. Treatment on page 588. Mentioned on page 577.
FNA>Volume Importer
imported>Volume Importer
 
(3 intermediate revisions by 2 users not shown)
Line 8: Line 8:
 
}}
 
}}
 
|common_names=Flame ragwort
 
|common_names=Flame ragwort
 +
|special_status={{Treatment/ID/Special_status
 +
|code=E
 +
|label=Endemic
 +
}}{{Treatment/ID/Special_status
 +
|code=C
 +
|label=Conservation concern
 +
}}
 
|basionyms={{Treatment/ID/Basionym
 
|basionyms={{Treatment/ID/Basionym
 
|name=Senecio greenei
 
|name=Senecio greenei
 
|authority=A. Gray
 
|authority=A. Gray
 +
|rank=species
 
|publication_title=Proc. Amer. Acad. Arts
 
|publication_title=Proc. Amer. Acad. Arts
 
|publication_place=10: 75. 1874
 
|publication_place=10: 75. 1874
Line 39: Line 47:
 
-->{{#Taxon:
 
-->{{#Taxon:
 
name=Packera greenei
 
name=Packera greenei
|author=
 
 
|authority=(A. Gray) W. A. Weber & Á. Löve
 
|authority=(A. Gray) W. A. Weber & Á. Löve
 
|rank=species
 
|rank=species
Line 53: Line 60:
 
|publication title=Phytologia
 
|publication title=Phytologia
 
|publication year=1981
 
|publication year=1981
|special status=
+
|special status=Endemic;Conservation concern
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V19-20-21/V20_1312.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_1312.xml
 
|tribe=Asteraceae tribe Senecioneae
 
|tribe=Asteraceae tribe Senecioneae
 
|genus=Packera
 
|genus=Packera

Latest revision as of 20:00, 5 November 2020

Perennials, 20–30+ cm; rhizomatous (rhizomes horizontal to erect, not branched), sometimes stoloniferous. Stems 1, irregularly lanate or tomentose. Basal leaves (and proximal cauline) petiolate; blades orbiculate, ovate, oblanceolate, or rhombic, 20–50+ × 20–40+ mm, bases tapering, sometimes obtuse, margins coarsely dentate to crenate-dentate. Cauline leaves gradually to abruptly reduced (petioles broad-winged, clasping, blades obovate, bases tapering, margins irregularly dentate; distal sessile, linear to lanceolate, entire). Heads 1–3+. Peduncles bracteate, lanate or tomentose distally. Calyculi conspicuous. Phyllaries 21, green (tips sometimes deep red), 8–10+ mm, densely tomentose proximally, sparsely tomentose distally. Ray florets 8–10(–13); corolla laminae (red-orange) 8–15+ mm. Disc florets 35–65+; corolla tubes 4–5 mm, limbs 5–6 mm. Cypselae 1.5–2.5 mm, glabrous; pappi 8–11 mm. 2n = 40, 46, 92.


Phenology: Flowering mid May–early Jul.
Habitat: Dry, rocky, usually serpentine soils, open scrub-pine associations
Elevation: 100–1600 m

Distribution

Loading map...
Created with Raphaël 2.2.0
V20-1312-distribution-map.gif

Calif.

Discussion

Of conservation concern.

Packera greenei is known from Coast Ranges of northern California. It has relatively large heads and bright orange-red ray corollas; its leaves are usually cyanic abaxially.

Selected References

None.

Lower Taxa

None.