Glyceria canadensis

ClassificationMonocots
FamilyPoaceae
Family (Traditional)Poaceae
GenusGlyceria
Species:Glyceria canadensis (Michx.) Trin.
Common NameRattlesnake Mannagrass
Growth Habitgraminoid
Plant Notes**
CharacteristicsArmaments: No; Milky Sap: No; Photosynthetic: Yes; Stipules: No; Woody Herbaceous: Herbaceous; Duration: Perennial; General Ecology: Mudflat; General Ecology: Terrestrial; Growth Habit: graminoid; Moisture Requirements: Hydric; Moisture Requirements: Wetland; 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; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** 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
Ecoregions
  • 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

Synonyms

SynonymFull Citation
Briza canadensis Briza canadensis
Megastachya canadensis Megastachya canadensis (Michx.) Michx. ex Roem. & Schult.
Poa canadensis Poa canadensis (Michx.) Torr.

Specimens and Distribution

This species has been reported in the following counties by the herbaria listed. An overview of the individual specimens are provided in the table that follows. Click on the accession number to view details; click on column headers to sort.

Counties included on distribution map: Johnson (TN)

Herbaria represented by specimen data listed below: ETSU, TENN

Range of years during which specimens were collected: 2013 - 2016

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used
TENN-V-0033859 Johnson Tennessee
TENN
Glyceria canadensis
TENN-V-0033863 Johnson Tennessee
TENN
Glyceria canadensis
TENN-V-0033864 Johnson Tennessee
TENN
Glyceria canadensis
TENN-V-0033860 Johnson Tennessee
TENN
Glyceria canadensis
TENN-V-0033861 Johnson Tennessee
TENN
Glyceria canadensis
TENN-V-0033862 Johnson Tennessee
TENN
Glyceria canadensis
N/A Johnson Tennessee 22 Jun 2013 Frosty Levy
 ETSU
Poa canadensis
ETSU006103 Johnson Tennessee 10 Aug 2016 Frosty Levy
 ETSU
Glyceria canadensis
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