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Montana Field Guide

Montana Field Guides

Carex diluta - Carex diluta

Non-native Species

Global Rank: GNR
State Rank: SNA
C-value: 1


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
Short-rhizomatous. Stems erect, 15–50 cm, tufted. Leaves mainly basal, yellowish; blades 2–5 mm wide. Inflorescence of 3 to 5 well-separated, pedunculate spikes; the lowest bract greater than the inflorescence. Spikes: 1–2 cm long; the uppermost male, erect, 8–25 mm long; the lower female, ascending to spreading, cylindric. Perigynia ascending to spreading, yellowish, narrowly obovoid, glabrous, veiny, 2.5–3.5 mm long; beak 0.4–0.7 mm long. Female scales ovate, acute, scarious-margined, shorter than the perigynia. Achene 3-sided, smaller than the perigynium (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Introduced to Madison County; native to Europe (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 5

(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

Management

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Web Search Engines for Articles on "Carex diluta"
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Citation for data on this website:
Carex diluta — Carex diluta.  Montana Field Guide.  .  Retrieved on , from