Ivesia sabulosa

(M. E. Jones) D. D. Keck

Lloydia 1: 124. 1939.

Common names: Sevier ivesia yellow comarella
Conservation concernEndemicIllustrated
Basionym: Potentilla sabulosa M. E. Jones Proc. Calif. Acad. Sci., ser. 2, 5: 680. 1895
Synonyms: Comarella sabulosa (M. E. Jones) Rydberg
Treatment appears in FNA Volume 9. Treatment on page 244. Mentioned on page 243.

Plants ± grayish green. Stems ascending to erect, (1.8–)2–6(–6.5) dm. Basal leaves 7–25(–30) cm; sheathing base usually sparsely strigose abaxially; petiole 1–4(–5) cm; leaflets 15–40 per side, ± flabellate, 3–14 mm, usually incised to base into 2–3 oblanceolate lobes, ± densely short-hirsute to -villous. Inflorescences 10–60-flowered, 4–15 cm diam. Pedicels (1–)5–20 mm. Flowers 9–14 mm diam.; epicalyx bractlets lanceolate, 1–3(–3.3) mm; hypanthium interior golden, 1–2 × 3–5 mm; sepals (2.5–)3.5–6 mm, base golden adaxially, apex acute to acuminate; petals yellow, linear to narrowly oblanceolate, 2–4 mm; stamens 5, filaments 2–4 mm, anthers yellow, sometimes red-rimmed, oblong, 0.6–1.2 mm; carpels 1–5, styles 2–3 mm. Achenes brown, 1.7–2.2 mm.


Phenology: Flowering summer.
Habitat: Dry flats and slopes, on gravelly volcanic or limestone soil, in sagebrush and other desert shrub communities, montane conifer woodlands
Elevation: 1500–2700 m

Discussion

Of conservation concern.

Ivesia sabulosa occurs from central Nevada and southwestern Utah south to Arizona north of the Grand Canyon.

Selected References

None.

Lower Taxa

None.
... more about "Ivesia sabulosa"
Barbara Ertter +  and James L. Reveal +
(M. E. Jones) D. D. Keck +
Potentilla sabulosa +
Sevier ivesia +  and yellow comarella +
Ariz. +, Nev. +  and Utah. +
1500–2700 m +
Dry flats and slopes, on gravelly volcanic or limestone soil, in sagebrush and other desert shrub communities, montane conifer woodlands +
Flowering summer. +
Conservation concern +, Endemic +  and Illustrated +
Comarella sabulosa +
Ivesia sabulosa +
Ivesia sect. Comarella +
species +