Flora of North America species comparison

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Picrothamnus desertorum

bud sagebrush
Stems

diffusely branched from bases, some laterals ending in spinelike tips.
Leaf

blades or lobes orbiculate to linear, 1–5(–20) × 1–5(–20) mm.
Phyllaries

whitish green.
Cypselae

1–1.5 mm.
2n

= 18, 36.

Picrothamnus desertorum
Phenology Flowering Apr–Jun.
Habitat Arid slopes and valleys, sands or clays, sometimes saline soils
Elevation 1800–2200 m [5900–7200 ft]
Distribution
map from FNA
AZ; CA; CO; ID; MT; NM; NV; OR; UT; WY
[WildflowerSearch map]
[BONAP county map]
Discussion

Budsage provides nutritious forage for wildlife and domestic sheep in winter; it can be poisonous or fatal to calves and lambs, if consumed in great quantity during spring months.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Parent taxa Asteraceae > tribe Anthemideae > Picrothamnus
Synonyms Artemisia spinescens
Name authority Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 417. (1841)
Source FNA vol. 19, p. 499. Treatment author: Leila M. Shultz.
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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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