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Montana Field Guide

Montana Field Guides

Sand Bluestem - Andropogon hallii

Status Under Review

Global Rank: G4
State Rank: SU

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

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General Description
Bunchgrass bearing extensive rhizomes. Stems 1–2 m, often glaucous. Leaves: blades 3–10 mm wide, ligule 2–4.5 mm long with a fringe of hairs. Inflorescence 5–7 cm long, internodes 4–6 mm, densely whitish hairy at nodes and along margins of internodes, the hairs 3–5 mm long. Spikelets: sessile and pedicellate spikelets 7–10 mm long; glumes mostly yellowish, acute. Lemmas: fertile lemma 4–5 mm long, awn 4–7 mm long, straight (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout most of N. America in the central tiers of provinces and states (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX) .

Summary of Observations Submitted for Montana
Number of Observations: 12

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Along roadsides and similarly disturbed settings in eastern MT (Lavin in Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Sand Bluestem — Andropogon hallii.  Montana Field Guide.  .  Retrieved on , from