Sphenopholis pensylvanica

ClassificationMonocots
FamilyPoaceae
Family (Traditional)Poaceae
GenusSphenopholis
SpeciesSphenopholis pensylvanica (L.) Hitchc.
Common Nameswamp wedgescale
Growth Habitgraminoid
Plant NotesLeaf Persistance: Deciduous; Habit: graminoid; Woody/Herbaceous: herbaceous; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Basal; Alternate; Simple/Compound: Simple; Leaf Complexity: 0; Leaf Type: Grasslike;
Hypanthium: No; Perianth Absent: No; Fruit Color: ;
*Average C-Value: 7.6
C value 8
StatusNative; AGCP (OBL), EMP (OBL) (NWPL); TN[SNR] KY[S1S2] (State Rank); G4 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

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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
Aira pallens var. aristata Aira pallens var. aristata Muhl. ex Elliott
Arrhenatherum kentuckensis Arrhenatherum kentuckensis Torr.
Arrhenatherum pensylvanicum Arrhenatherum pensylvanicum (L.) Torr.
Avena caroliniana Avena caroliniana Walter
Avena palustris Avena palustris Michx.
Avena pennsylvanica Avena pennsylvanica Muhl.
Avena pensylvanica Avena pensylvanica L.
Sphenopholis palustris Sphenopholis palustris (Michx.) Scribn.
Sphenopholis palustris subsp. flexuosa Sphenopholis palustris subsp. flexuosa Scribn.
Sphenopholis palustris var. flexuosa Sphenopholis palustris var. flexuosa (Scribn.) Scribn. ex B.L. Rob.
Sphenopholis pensylvanica var. flexuosa Sphenopholis pensylvanica var. flexuosa (Scribn.) F.T. Hubb.
Trisetum ludovicianum Trisetum ludovicianum
Trisetum palustre Trisetum palustre

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: Calloway (KY), Harlan (KY), Blount (TN), Carter (TN), Hardeman (TN), Johnson (TN), Lewis (TN), Maury (TN), Monroe (TN), Morgan (TN), Pickett (TN), Polk (TN), Sevier (TN), Unicoi (TN), Wayne (TN), White (TN), Williamson (TN)

Herbaria represented by specimen data listed below: APSC, ETSU, TENN, UCHT

Range of years during which specimens were collected: 1975 - 2018

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
N/A Unicoi Tennessee 26 May 2012 Frosty Levy
ETSU
Sphenopholis pensylvanica
N/A Unicoi Tennessee 28 May 2018 Frosty Levy
ETSU
Sphenopholis pensylvanica
N/A Unicoi Tennessee 26 May 2012 Frosty Levy
ETSU
Sphenopholis pensylvanica
N/A Unicoi Tennessee 28 May 2012 Frosty Levy
ETSU
Sphenopholis pensylvanica
TENN-V-0029521 Johnson Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029523 Monroe Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029526 Polk Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029520 Johnson Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029518 Blount Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029528 Wayne Tennessee
TENN
Sphenopholis pensylvanica
APSC0082245 Williamson Tennessee 12 May 2014 Judy Redden
APSC
Sphenopholis pensylvanica
APSC0115282 Morgan Tennessee
APSC
Sphenopholis pensylvanica
APSC0045536 White Tennessee
APSC
Sphenopholis pensylvanica
APSC0082482 Maury Tennessee
APSC
Sphenopholis pensylvanica
APSC0082479 Williamson Tennessee 22 Aug 2014 Judy Redden
APSC
Sphenopholis pensylvanica
APSC0105179 Harlan Kentucky
APSC
Sphenopholis pensylvanica
APSC0055971 Lewis Tennessee 12 May 2010 Dwayne Estes
APSC
Sphenopholis pensylvanica
APSC0101518 Morgan Tennessee
APSC
Sphenopholis pensylvanica
APSC0082244 Lewis Tennessee 11 May 2015 Judy Redden
APSC
Sphenopholis pensylvanica
N/A Carter Tennessee 14 Jun 2012 Frosty Levy
ETSU
Sphenopholis pensylvanica
N/A Carter Tennessee 05 May 2012 Frosty Levy
ETSU
Sphenopholis pensylvanica
TENN-V-0029519 Hardeman Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029525 Polk Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029527 Sevier Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029524 Pickett Tennessee
TENN
Sphenopholis pensylvanica
TENN-V-0029522 Lewis Tennessee
TENN
Sphenopholis pensylvanica
APSC0074035 Calloway Kentucky 18 May 1975 Raymond Athey
APSC
Sphenopholis pensylvanica
APSC0051388 Lewis Tennessee 06 May 1989 R. Kral
APSC
Sphenopholis pensylvanica
UCHT038276 Morgan Tennessee
UCHT
Sphenopholis pensylvanica
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