Difference between revisions of "Erigeron lackschewitzii"

G. L. Nesom & W. A. Weber

Madroño 30: 245, fig. 1. 1983.

Common names: Lackschewitz fleabane
Endemic
Treatment appears in FNA Volume 20. Treatment on page 295. Mentioned on page 273.
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|common_names=Lackschewitz fleabane
 
|common_names=Lackschewitz fleabane
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|special_status={{Treatment/ID/Special_status
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|code=E
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|label=Endemic
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}}
 
|basionyms=
 
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|elevation=2200–2500 m
 
|elevation=2200–2500 m
 
|distribution=Alta.;Mont.
 
|distribution=Alta.;Mont.
|discussion=<p>Erigeron lackschewitzii is closely similar to E. ochroleucus and perhaps derived from it.</p>
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|discussion=<p><i>Erigeron lackschewitzii</i> is closely similar to <i>E. ochroleucus</i> and perhaps derived from it.</p>
 
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name=Erigeron lackschewitzii
 
name=Erigeron lackschewitzii
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|authority=G. L. Nesom & W. A. Weber
 
|authority=G. L. Nesom & W. A. Weber
 
|rank=species
 
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|publication title=Madroño
 
|publication title=Madroño
 
|publication year=1983
 
|publication year=1983
|special status=
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|special status=Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V20_624.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_624.xml
 
|tribe=Asteraceae tribe Astereae
 
|tribe=Asteraceae tribe Astereae
 
|genus=Erigeron
 
|genus=Erigeron

Latest revision as of 20:04, 5 November 2020

Perennials, 3.5–8 cm; taprooted, caudices simple or branched, relatively long, woody. Stems erect (scapiform), loosely white lanate-villous, sometimes sparsely minutely glandular. Leaves basal (persistent) and cauline (leaf bases broadened or not, not thickened and whitish-indurate); basal blades linear-oblanceolate to narrowly oblanceolate, 20–60 × 1.2–3 mm, cauline (on proximal 1/2 of stems) similar to basal or slightly reduced, margins entire (apices acute), adaxial faces loosely strigose to villous (or hairs mixed, appressed and spreading), abaxial glabrate, eglandular. Heads 1. Involucres 6–8 × 12–17 mm. Phyllaries in 3 series, densely white-villous (hairs sometimes with blackish purple cross walls), densely minutely glandular. Ray florets 30–68; corollas purple to lavender, 8–11 mm, laminae coiling. Disc corollas 3.5–4.3 mm. Cypselae 2.3–2.8 mm, 2-nerved, faces strigose; pappi: outer of setae and scales, inner of 15–24 bristles.


Phenology: Flowering Jul–Aug.
Habitat: Rocky slopes and ridges, terraces, talus, dry meadows, usually calcareous
Elevation: 2200–2500 m

Discussion

Erigeron lackschewitzii is closely similar to E. ochroleucus and perhaps derived from it.

Selected References

None.

Lower Taxa

None.