Triglochin palustris |
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marsh arrow-grass, marsh arrrow-grass, troscart des marais |
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Habit | Plants with fibrous strands of leaves at base, 9–42.5 cm. |
Leaves | erect from sheath, shorter than scapes, 6–24.5 cm; sheath 3.5–5 cm × 1.5–5 mm, ligule not hoodlike, unlobed; blade 0.8–2.9 mm wide, apex acute. |
Inflorescences | scape often purple near base, mostly exceeding leaves, 5.5–27.2 cm × 1–2.1 mm; racemes 5.1–21.4 cm × 2–5 mm; pedicel 0.4–4.5 × 0.1–0.5 mm. |
Flowers | tepals elliptic, 1.1–1.6 × 0.7–0.9 mm, apex round; pistils 6, 3 fertile, 3 sterile. |
Fruits | fruiting receptacles with wings; schizocarps linear, 7–8.3 × 0.8–1.2 mm; mericarps linear, weakly ridged abaxially, 6.5–8.5 × 0.5–1.5 mm, beak erect, 0.3 mm. |
2n | = 24. |
Triglochin palustris |
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Phenology | Flowering summer and early fall. |
Habitat | Coastal and mountain marsh areas and moist alkaline meadows |
Elevation | 0–3700 m (0–12100 ft) |
Distribution |
AK; AZ; CA; CO; IA; ID; IL; IN; ME; MI; MN; MT; ND; NE; NH; NM; NV; NY; OH; OR; PA; RI; SD; UT; WA; WI; WY; AB; BC; MB; NB; NL; NS; NT; NU; ON; PE; QC; SK; YT; SPM; Mexico; South America; Greenland; Eurasia
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Source | FNA vol. 22. |
Parent taxa | |
Sibling taxa | |
Name authority | Linnaeus: Sp. Pl. 1: 338. 1753 (as palustre) |
Web links |
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