Frasera albicaulis var. idahoensis

(H. St. John) C. L. Hitchcock in C. L. Hitchcock et al.

Vasc. Pl. Pacif. N.W. 4: 60. 1959.

Common names: Idaho frasera
EndemicConservation concern
Basionym: Swertia idahoensis H. St. John Amer. Midl. Naturalist 26: 24. 1941
Synonyms: S. albicaulis var. idahoensis (H. St. John) J. S. Pringle
Treatment appears in FNA Volume 14.
Revision as of 13:16, 24 November 2024 by imported>Volume Importer
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Stems glabrous. Leaf blades glabrous. Flowers: calyx gla­brous; corolla pale blue, usually without darker spots; corona scales widely ovate to elliptic, 2–6 mm, margins deeply lacerate; rim of differ­entiated area on corolla surface fringed all around, fringes shorter near distal end.


Phenology: Flowering early summer.
Habitat: Dry to moist, rocky slopes, open pine woods.
Elevation: 900–2100 m.

Discussion

Variety idahoensis is endemic to the Seven Devils Mountains in Adams County, Idaho, and the Wallowa Mountains in northeastern Oregon.

Selected References

None.

Lower Taxa

None.
James S. Pringle +
(H. St. John) C. L. Hitchcock in C. L. Hitchcock et al. +
Swertia idahoensis +
Idaho frasera +
Idaho +  and Oreg. +
900–2100 m. +
Dry to moist, rocky slopes, open pine woods. +
Flowering early summer. +
Vasc. Pl. Pacif. N.W. +
Endemic +  and Conservation concern +
S. albicaulis var. idahoensis +
Frasera albicaulis var. idahoensis +
Frasera albicaulis +
variety +