Elymus hystrix var. hystrix

Family (Traditional)Poaceae
Species: Elymus hystrix
Infraspecies:Elymus hystrix L. var. hystrix
Common NameEastern Bottlebrush Grass
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Terrestrial; Growth Habit: graminoid; Region of Origin: North America; Reproductive Phenology: June; 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 6
StatusNative; TN[SNR] KY[SNR] (State Rank); G5T5 (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
Asperella angustifolia Asperella angustifolia Nutt.
Asperella echidnea Asperella echidnea Raf.
Asperella hystrix Asperella hystrix (L.) Humb.
Asperella hystrix var. hystrix Asperella hystrix var. hystrix (L.) Humb.
Elymus hystrix Elymus hystrix L.
Elymus hystrix f. bigelovianus Elymus hystrix f. bigelovianus (Fernald) Dore
Elymus hystrix f. hystrix Elymus hystrix f. hystrix L.
Elymus hystrix var. bigeloviana Elymus hystrix var. bigeloviana (Fernald) Bowden
Elymus hystrix var. bigelovianus Elymus hystrix var. bigelovianus (Fernald) Bowden
Elymus hystrix var. hystrix Elymus hystrix var. hystrix L.
Elymus pseudohystrix Elymus pseudohystrix Schult.
Gymnostichum hystrix Gymnostichum hystrix (L.) Schreb.
Gymnostichum patulum Gymnostichum patulum (Moench) Lunell
Hystrix elymoides Hystrix elymoides Mack. & Bush
Hystrix hystrix Hystrix hystrix (L.) Millsp.
Hystrix patula Hystrix patula Moench
Hystrix patula f. patula Hystrix patula f. patula
Hystrix patula var. bigeloviana Hystrix patula var. bigeloviana (Fernald) Deam
Hystrix patula var. patula Hystrix patula var. patula

Specimens and Distribution

No specimens exist for this species.

Plant Photos