Oreostemma alpigenum var. haydenii
Phytologia 74: 313. 1993.
Common names: Hayden’s mountaincrown
IllustratedEndemic
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.
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
Distribution
Idaho, Nev., Oreg., Wyo.
Discussion
Selected References
None.
Lower Taxa
None.
... more about "Oreostemma alpigenum var. haydenii"
Hayden’s mountaincrown +
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 +
Present +
Phytologia +
1993 +
Oreostemma alpigenum var. haydenii +
Oreostemma alpigenum +
variety +