Montana Field Guide

Help

Montana Field Guides

Home - Other Field Guides
- Kingdom - Plants - Plantae
  - Division - Flowering Plants - Anthophyta
    - Class - Monocots - Monocotyledoneae
      - Order - Pondweed / Pod- / Arrow- / Ditch-grasses - Najadales
        
        Family - Arrow-grass family - Juncaginaceae
        
        Species - Slender Bog Arrow-grass - Triglochin palustris

Slender Bog Arrow-grass - Triglochin palustris

Image Copyright and Usage Information

Native Species

Global Rank: G5
State Rank: SNR
C-value: 7

Agency Status
USFWS:
USFS:
BLM:

External Links

General Description

Stems ascending to erect, 10–40 cm. Leaves 5–30 cm long. Flowers: tepals 1–2 mm long; pistils 3. Fruit erect, narrowly obconic, 5–10 mm long on pedicels 2–6 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range

Montana Range Range Descriptions

Native

Range Comments

Circumboreal south to CA, NM, IA, NY, S. America (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database

Number of Observations: 76

(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

Wet, usually alkaline, often organic soils of fens, shallow wetlands; plains, valleys, montane (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Stewardship Responsibility

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.
Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
Web Search Engines for Articles on "Slender Bog Arrow-grass"

Take us with you!

Look for this PDF icon as you search and browse. Click it to build a custom PDF with species shown on that page or for all the species within that taxonomic level. To create your own list of species, use the PDF Creator tool at the bottom of the Advanced Search page.

Here's some links if you want to download a whole group.

Dragonflies / Damselflies

Ferns and allies

Conifers

Flowering Plants (Dicots)

Flowering Plants (Monocots)

Citation for data on this website:
Slender Bog Arrow-grass — Triglochin palustris. Montana Field Guide. Montana Natural Heritage Program. Retrieved on July 10, 2025, from https://FieldGuide.mt.gov/speciesDetail.aspx?elcode=PMJCG02040