Search Field Guide
Advanced Search
Montana Field Guide

Montana Field Guides

Powell's Saltbush - Atriplex powellii


Global Rank: G4
State Rank: S3S4
* (see State Rank Reason below)

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 3

External Links






State Rank Reason (see State Rank above)
Numerous collections at MONT from BigHorn, McCone, Fergus, Valley counties. Also known in Beaverhead Co.
 
General Description
Dioecious or monoecious annual with farinose foliage. Stems erect, branched, 10–40 cm. Leaf blades ovate with acute tips and entire margins, 1–3 cm long, 3-nerved from the base. Inflorescence axillary glomerules, female below male. Male flowers 4- to 5-parted. Female flowers lacking a calyx; pistillate bracts united to the tip. Mature pistillate bracts fiddle-shaped, 3–4 mm long with toothed margins and tuberculate faces below (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
In MT scattered across the eastern half; AB, SK east to SD; south to AZ, NM (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX; Welsh 2003 in Fl.N. Amer. Vol. 4).

Habitat
Barren, fine-textured, often saline or alkaline soil of eroding slopes, badlands, salt flats, drying ponds; plains (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
Login Logout
Citation for data on this website:
Powell's Saltbush — Atriplex powellii.  Montana Field Guide.  .  Retrieved on , from