Difference between revisions of "Frasera fastigiata"

(Pursh) A. Heller

Bull. Torrey Bot. Club 24: 312. 1897.

Common names: Clustered frasera or green-gentian
Endemic
Basionym: Swertia fastigiata Pursh Fl. Amer. Sept. 1: 101. 1813
Treatment appears in FNA Volume 14.
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|species=Frasera fastigiata

Latest revision as of 13:16, 24 November 2024

Herbs monocarpic, 3–14 dm, glabrous. Stems 1. Leaf blades not white-margined; basal spatulate-obovate, 15–60 (including proximal petiolar portions) × 3–17 cm; proximal cauline leaves whorled, distal often opposite, blades widely elliptic to ovate, apex obtuse to acute (proximal) to acuminate (distal). Inflorescences dense, sometimes interrupted proximally. Flowers: calyx 4.4–13 mm; corolla light to medium blue or violet-blue with darker veins, often spotted, 6.7–13.4 mm, lobes elliptic-ovate, apex short-acuminate; androecial corona a sparse fringe of hairs to 5 mm, occasionally absent; style short, ± stout and indistinctly differentiated from summit of ovary; nectaries and foveae 1 per corolla lobe, foveae round or nearly so, opening directly adaxial to nectary, without a differentiated area on the corolla surface, rim raised, with long, incurved fringes all around.


Phenology: Flowering late spring–summer.
Habitat: Mountain meadows, open woods.
Elevation: 1600–2000 m.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Frasera fastigiata"
James S. Pringle +
(Pursh) A. Heller +
Swertia fastigiata +
Clustered frasera or green-gentian +
Idaho +  and Wash. +
1600–2000 m. +
Mountain meadows, open woods. +
Flowering late spring–summer. +
Bull. Torrey Bot. Club +
Leucocraspedum +, Swertia sect. Frasera +  and Tesseranthium +
Frasera fastigiata +
species +