Horkelia daucifolia var. daucifolia
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
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