Dig deeper at SERNEC, a consortium of southeastern herbaria.

Learn more about Erianthus from the Vascular Plants of North Carolina.

Awn twisting is judged from dry material, either herbarium specimens, mature (and dry) material in the field. With material that is not fully dry, a good life hack is to leave all or part of an inflorescence on the dashboard of a car to dry, per Weakley's Flora (2023).

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Saccharum alopecuroides   FAMILY Poaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 25 (2003)

Saccharum alopecuroides

SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Floristic Synthesis of North America (Kartesz, 1999)

Saccharum alopecuroidum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-85-001:

Erianthus alopecuroides   FAMILY Poaceae

SYNONYMOUS WITH Manual of the Grasses of the US (Hitchcock & Chase, 1950)

Erianthus alopecuroides

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Erianthus divaricatus

COMMON NAME:
Silver Plumegrass

         To see larger pictures, click or hover over the thumbnails.

USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950    pnd_eral2_001_lvd

        

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_erdi11_001_lvd

        

JK Marlow    jkm0401d_08

January    Greenville County    SC

Roadside

JK Marlow    jkm120913_799

September    Greenville County    SC

Leaves mostly on lower stem, 2-3cm wide, to 75cm long, whie midvein above, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

JK Marlow    jkm230922_5570

September    Greenville County    SC

JK Marlow    jkm230922_5572

September    Greenville County    SC

Nodes usually densely hairy, internodes short-haired or hairless, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

JK Marlow    jkm230922_5573

September    Greenville County    SC

Leaf blade pilose on upper surface toward the base, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).

JK Marlow    s080914_c

September    Greenville County    SC

Panicle 20-30cm long, branches ascending or spreading, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

JK Marlow    s080914_d

September    Greenville County    SC

Flowers consist mostly of a few stamens and a pistil with 2 fuzzy stigmas, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

JK Marlow    jkm091107_053

November    Edgefield County    SC

Sumter National Forest: Edgefield Ranger District

Inflorescence of many racemes in a dense, silvery to tawny, plume, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

JK Marlow    jkm091107_056

November    Edgefield County    SC

Sumter National Forest: Edgefield Ranger District

Awn twisted, bristle hairs from spikelet base longer than spikelet, per Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005).

JK Marlow    s071101_e2

November    Greenville County    SC

Roadside

Callus beard exceeds spikelet. Awn spirally twisted, flattened basally, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

 COMPARE fruit of Plumegrass species

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Erianthus alopecuroides   FAMILY Poaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Saccharum alopecuroides   FAMILY Poaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 25
Saccharum alopecuroides

SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Floristic Synthesis of North America (Kartesz, 1999)
Saccharum alopecuroidum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-85-001:
Erianthus alopecuroides   FAMILY Poaceae

SYNONYMOUS WITH Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Erianthus alopecuroides

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Erianthus divaricatus