Difference between revisions of "Oreostemma alpigenum var. haydenii"

(T. C. Porter) G. L. Nesom

Phytologia 74: 313. 1993.

Common names: Hayden’s mountaincrown
Basionym: Aster haydenii Porter in F. V. Hayden, Prelim. Rep. U.S. Geol. Surv. Montana, 485. 1872
Synonyms: Aster alpigenus var. haydenii (Porter) Cronquist Oreostemma alpigenum subsp. haydenii (Porter) Semple Oreostemma haydenii
Treatment appears in FNA Volume 20. Treatment on page 360.
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V20_835.xml
 
|tribe=Asteraceae tribe Astereae
 
|tribe=Asteraceae tribe Astereae
 
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|genus=Oreostemma

Revision as of 20:30, 16 December 2019

Stems 4–10(–15) cm. Basal leaf blades linear-oblanceolate to narrowly oblanceolate, (30–)40–90(–120) × (1–)2–4(–6) mm, apices acute. Cypselae strigose only distally.


Phenology: Flowering (Jun–)Jul–Sep.
Habitat: Rocky slopes, talus, ridges, usually in alpine tundra, sometimes in clearings in pine-fir or pine-spruce woods, sometimes around lake edges or near snow banks, usually in drier sites
Elevation: 2600–3300 m

Discussion

Selected References

None.

Lower Taxa

None.
Guy L. Nesom +
(T. C. Porter) G. L. Nesom +
Aster haydenii +
Hayden’s mountaincrown +
Idaho +, Nev. +, Oreg. +  and Wyo. +
2600–3300 m +
Rocky slopes, talus, ridges, usually in alpine tundra, sometimes in clearings in pine-fir or pine-spruce woods, sometimes around lake edges or near snow banks, usually in drier sites +
Flowering (Jun–)Jul–Sep. +
Illustrated +  and Endemic +
Aster alpigenus var. haydenii +, Oreostemma alpigenum subsp. haydenii +  and Oreostemma haydenii +
Oreostemma alpigenum var. haydenii +
Oreostemma alpigenum +
variety +