Agrostis mertensii

Family (Traditional)Poaceae
Species:Agrostis mertensii Trin.
Common NameNorthern Bentgrass
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: graminoid; Moisture Requirements: Xeric; Moisture Requirements: Sub-xeric; Moisture Requirements: Dry-mesic; Region of Origin: North America; Reproductive Phenology: July; Reproductive Phenology: August; Leaf Arrangement: alternate; Leaf Arrangement: basal; Leaf Complexity: simple; Leaf Dissection: 0; Leaf Persistance: Deciduous; Leaf Petiole Type: sessile; Leaf Type: grass-like; Leaf Venation: parallel; Leaflet Margins: entire; Leaflet Number: 0; Base Flower Color: Brown (incl. Maroon); Base Flower Color: Green; Fruit Dehiscence: No; Fruit Type: Caryopsis; Fruit Type: Grain; Fruit Wet/Dry: Dry; Hypanthium Present: No; Ovary Position: Superior; Overall Flower Symmetry: N/A; Perianth Present: No; Placentation Type: Parietal; Placentation Type: Basal; Sexuality: monoclinous; Sporangium Arrangement: N/A
C value 7
StatusNative; AGCP (FACU), EMP (FACU) (NWPL); TN[SH] (State Rank); G5 (Global Rank)

** Not applicable or data not available.

Currently no photos are available for this plant.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim


SynonymFull Citation
Agrostis boliviana Agrostis boliviana Mez
Agrostis borealis f. borealis Agrostis borealis f. borealis Hartm.
Agrostis borealis f. macrantha Agrostis borealis f. macrantha (Eames) Fernald
Agrostis borealis subsp. viridissima Agrostis borealis subsp. viridissima (Kom.) Tzvelev
Agrostis borealis var. bakeri Agrostis borealis var. bakeri (Rydb.) Koji Ito
Agrostis borealis var. macrantha Agrostis borealis var. macrantha Eames
Agrostis borealis var. typica Agrostis borealis var. typica Fernald
Agrostis canina var. mertensii Agrostis canina var. mertensii (Trin.) Kuntze
Agrostis canina var. tenella Agrostis canina var. tenella Torr.
Agrostis concinna Agrostis concinna Tuck.
Agrostis gelida Agrostis gelida Trin.
Agrostis laxiflora var. mertensii Agrostis laxiflora var. mertensii (Trin.) Griseb.
Agrostis mertensii f. macrantha Agrostis mertensii f. macrantha (Eames) J. Cay.
Agrostis paludosa Agrostis paludosa
Agrostis pickeringii Agrostis pickeringii Tuck.
Agrostis pickeringii var. pickeringii Agrostis pickeringii var. pickeringii Tuck.
Agrostis pickeringii var. rupicola Agrostis pickeringii var. rupicola Tuck.
Agrostis poeppigiana Agrostis poeppigiana Phil.
Agrostis rubra Agrostis rubra L.
Agrostis rubra var. alpina Agrostis rubra var. alpina (Oakes) MacMill.
Agrostis rubra var. americana Agrostis rubra var. americana Scribner ex Macoun
Agrostis viridissima Agrostis viridissima Kom.
Agrostis williamsii Agrostis williamsii Phil.
Aira labradorica Aira labradorica Steud.
Trichodium concinnum Trichodium concinnum (Tuck.) Alph. Wood

Specimens and Distribution

No specimens exist for this species.

Plant Photos