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Three-rib Arrowgrass

Triglochin striata

Also listed as Triglochin striatum

Found in brackish to nearly freshwater marshes. FloraQuest, phone app (app page) What its natural habitat tells you

12
Modest

Native to Virginia. How scores work Is it native here?

Profile 94%

Height
Up to about 1.25 feet
Light
Full sun
Soil moisture
Wet to standing water
Will it fit your yard?

At a glance

Life cycle
Perennial
Bloom
May to October

Not yet recorded · Spread · Leaves

Recorded in 14 Virginia counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Freshwater marshes

Open, herb-covered wetlands with fresh, non-tidal water.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including VA
0BeesSoutheastern regional records
0Specialist beesPollen specialists
4BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Triglochin

  • Anser albifronsGreater White-fronted Goose
  • Anser caerulescensSnow Goose
  • Branta canadensisCanada Goose
  • Coturnicops noveboracensisYellow Rail
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Juncaginaceae
Flower color
White or green

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
  • Bloom · “May to October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Flower color · “White or green” · Lady Bird Johnson Wildflower Center
  • Height · “Up to about 1.25 feet” · Lady Bird Johnson Wildflower Center
  • Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
  • Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Soil · “Water; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as

Three rib Arrowgrass; Triglochin striatum

Conservation status

Virginia rankS3S4
Global rankG5
VA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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How to check your spot

Sources