Flora of North America species comparison

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Ivesia shockleyi var. ostleri
Photo is of parent taxon

Ostler's mousetail, Ostler's or Wah Wah ivesia
Stems

(0.2–)0.5–1.5 dm.
Basal leaves

(2–)4–12(–14) cm;

leaflets 7–15(–18) per side, lobes (4–)6–10(–12), oblanceolate to obovate or elliptic.
Cauline leaves

0.5–2.5 cm, blade reduced pinnate, lateral leaflets 1–3 per side.
Inflorescences

5–20-flowered, (1–)3–4(–6) cm diam. 2n = 28.

Ivesia shockleyi var. ostleri
Phenology Flowering spring–early summer.
Habitat Crevices of quartzite outcrops, in pinyon-juniper and ponderosa pine woodlands
Elevation 1900–2500 m (6200–8200 ft)
Distribution
from FNA
UT
[BONAP county map]
Discussion

Of conservation concern.

Variety ostleri is known from the Needle Range and Wah Wah Mountains of Beaver County, Utah. A report from the Snake Range, White Pine County, Nevada (G. Clifton, unpubl.) remains to be verified.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 9, p. 228.
Parent taxa Rosaceae > subfam. Rosoideae > tribe Potentilleae > Ivesia > sect. Setosae > Ivesia shockleyi
Sibling taxa
I. shockleyi var. shockleyi
Name authority Ertter: Syst. Bot. 14: 237, fig. 3. (1989)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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