Difference between revisions of "Eremogone congesta var. prolifera"

(Maguire) R. L. Hartman & Rabeler

Sida 21: 239. 2004.

Basionym: Arenaria congesta var. prolifera Maguire Bull. Torrey Bot. Club 74: 47. 1947
Synonyms: Arenaria congesta var. glandulifera Maguire Eremogone congesta var. glandulifera (Maguire) R. L. Hartman & Rabeler
Treatment appears in FNA Volume 5. Treatment on page 62. Mentioned on page 60, 61.
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Revision as of 20:07, 24 September 2019

Stems 15–25 cm, glabrous to stipitate-glandular. Leaves: basal blades mostly erect, filiform, (2–)3–8 cm × 0.3–0.7 mm, herbaceous. Inflorescences subcapitate, subcongested to proliferating cymes; bracts scattered within inflorescence. Pedicels 1–6(–15) mm, glabrous or sometimes stipitate-glandular. Sepals weakly to conspicuously 1–3-veined, (4.5–)5–6 mm, apex acute to acuminate or spinose, glabrous or glandular.


Phenology: Flowering late spring–summer.
Habitat: Sagebrush plains and slopes
Elevation: 500-900 m

Distribution

V5 126-distribution-map.gif

Alta., Idaho, Nev., Oreg., Wash.

Discussion

We consider var. glandulifera to be a glandular extreme of var. prolifera. It is known from a single specimen (Ownbey & Ownbey 2763, NY) collected in Valley County, Idaho, in 1946. While most specimens of var. prolifera are glabrous, the pubescence on the stems and pedicels of a collection from Douglas County, Washington (Hitchcock 17459, WTU) closely approaches that seen on the type of var. glandulifera.

Selected References

None.

Lower Taxa

None.
Ronald L. Hartman +, Richard K. Rabeler +  and Frederick H. Utech +
(Maguire) R. L. Hartman & Rabeler +
Arenaria congesta var. prolifera +
Alta. +, Idaho +, Nev. +, Oreg. +  and Wash. +
500-900 m +
Sagebrush plains and slopes +
Flowering late spring–summer. +
Arenaria congesta var. glandulifera +  and Eremogone congesta var. glandulifera +
Eremogone congesta var. prolifera +
Eremogone congesta +
variety +