Difference between revisions of "Horkelia daucifolia var. daucifolia"

Synonyms: Horkelia daucifolia subsp. latior D. D. Keck Potentilla daucifolia var. latior (D. D. Keck) J. T. Howell
Treatment appears in FNA Volume 9. Treatment on page 266. Mentioned on page 267.
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Latest revision as of 23:56, 5 November 2020

Plants mostly rosette-forming. Basal leaves grayish, 6–12(–17) cm; leaflets (5–)10–15(–25) mm, lobes 2–5(–8), linear to oblanceolate, 1–2(–3) mm wide. Pedicels (2–)3–7(–10) mm, puberulent, eglandular or sparsely glandular. Flowers: petals cuneate to obovate, 4–6 × 2–4 mm; filaments 1–2.5 mm.


Phenology: Flowering summer.
Habitat: Open areas in conifer woodlands, mainly on serpentine soil
Elevation: 500–1700 m

Discussion

Variety daucifolia occurs mostly in valleys along the central Klamath River drainage in Shasta and Siskiyou counties of northern California; a single collection (Applegate 2122, DS and US) is known from extreme southwestern Klamath County, Oregon. Scattered populations occur also in the upper Trinity River drainage in Trinity County, California; some of them have plants with atypically short, 2-fid leaflets.

Selected References

None.

Lower Taxa

None.
Barbara Ertter +  and James L. Reveal +
(Greene) Rydberg +
Potentilla daucifolia +
Calif. +  and Oreg. +
500–1700 m +
Open areas in conifer woodlands, mainly on serpentine soil +
Flowering summer. +
Bull. Torrey Bot. Club +
Horkelia daucifolia subsp. latior +  and Potentilla daucifolia var. latior +
Horkelia daucifolia var. daucifolia +
Horkelia daucifolia +
variety +