Ontario Wildflowers website

Marsh Arrowgrass
Triglochin palustris

Marsh Arrowgrass (Triglochin palustris) Other common names: Slender Bog Arrowgrass

Family: Arrow-grass Family (Juncaginaceae)

Distinctive features: Basically a miniaturized Seaside Arrowgrass (Triglochin maritima).

Similar species:
  •   Seaside Arrowgrass (Triglochin maritima) - Larger and more robust, 6 carpels, 6 stigmas.

Flowers: Summer;  Red/Pink;  Irregular flowers

Height: Up to 15 cm (6 in)

Habitat: Fields and Open Areas, Wet Areas, Bogs and Fens, Lakeshores

Grows in Sun/Shade: Sun

Origin and Meaning of Names:
 Scientific Name: palustris: of swamps, marshes

Photographs: 36 photographs available, of which 3 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Marsh Arrowgrass (Triglochin palustris) flowers

Marsh Arrowgrass is the smaller and more delicate relative of Seaside Arrowgrass (Triglochin maritima).

Marsh Arrowgrass (Triglochin palustris) flower stalk

The flowers are spaced farther apart than in Seaside Arrowgrass (Triglochin maritima), and the plant as a whole is quite small.

Marsh Arrowgrass (Triglochin palustris) seeds forming

Seed pods forming.