Triglochin maritima

Species category

Weed

Common name

seaside arrowgrass, troscart maritime, arrow-grass

Diagnostic characters

Planting unit

CarpelCarpel:
One section of a compound ovary.

Shape

Linear and hooked wedge

Size

  • Length 2.5–5 mm 
  • Width 1–1.5 mm 
  • Thickness 1–1.5 mm 

Color

Light brown 

Texture

Slightly rough

Other structures

Seed is enclosed in fruitFruit:
A mature ovary and any associated parts.
segment (carpelCarpel:
One section of a compound ovary.
).

Identification notes

FruitFruit:
A mature ovary and any associated parts.
falls apart between carpelCarpel:
One section of a compound ovary.
walls. Each carpelCarpel:
One section of a compound ovary.
contains one seed. However, the term carpelCarpel:
One section of a compound ovary.
is not widely used if at all.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Juncaginaceae

Valid name

Triglochin maritima L.

Synonyms

Triglochin elata Nutt.
Triglochin elatum Nutt., orth. var.
Triglochin maritimum L., orth. var.
Triglochin maritimum L. var. elatum (Nutt.) A. Gray, orth. var.
 Triglochin maritima L. var. elata (Nutt.) A. Gray

 Triglochin maritima.  Carpels contain one seed.
Triglochin maritima. Carpels contain one seed.
 Triglochin maritima.  Carpel that is enclosed in a fruit segment.
Triglochin maritima. Carpel that is enclosed in a fruit segment.