Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Setaria pumila
FAMILY
Poaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Learn more about Yellow Foxtail from the Vascular Plants of North Carolina.
INCLUDING & INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Setaria pumila ssp. pallidefusca
FAMILY
Poaceae
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 25 (2003)
Setaria pumila ssp. pumila
INCLUDING & INCLUDED WITHIN Floristic Synthesis of North America (Kartesz, 1999)
Setaria pumila ssp. pallidifusca
SYNONYMOUS WITH (MISAPPLIED) VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-68-004:
Setaria glauca FAMILY Poaceae
INCLUDING & INCLUDED WITHIN (MISAPPLIED) Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Setaria lutescens
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Chaetochloa lutescens
COMMON NAME:
Yellow Foxtail
To see larger pictures, click or hover over the thumbnails.
)
USDA / Selected Weeds of the US. 1970 swus_page_083c
)
JK Marlow jkm200808_6876
August Transylvania County NC
DuPont State Forest
)
JK Marlow jkm200808_6975
August Transylvania County NC
DuPont State Forest
An annual with fibrous roots, per Weakley's Flora (2020).
)
JK Marlow jkm200808_6977
August Transylvania County NC
DuPont State Forest
Leaves flat [not folded], per Weakley's Flora (2020).
)
JK Marlow jkm200808_6980
August Transylvania County NC
DuPont State Forest
Longer bristles 2-3x as long as the spikelet, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
)
JK Marlow jkm200808_6992
August Transylvania County NC
DuPont State Forest
4-12 bristles below each spikelet, per Weakley's Flora (2020).
)
Gill Newberry gn09_setaria_glauca
September
Panicle dense, evenly cylindric, spikelike, yellow at maturity, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
)
JK Marlow jkm140924_952
September Greenville County SC
Swamp Rabbit Trail
)
JK Marlow jkm210905_3350
September Greenville County SC
)
JK Marlow jkm210905_3353
September Greenville County SC
)
JK Marlow jkm210905_3355
September Greenville County SC
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Setaria pumila
FAMILY
Poaceae
INCLUDING & INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Setaria pumila ssp. pallidefusca
FAMILY
Poaceae
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 25
Setaria pumila ssp. pumila
INCLUDING & INCLUDED WITHIN
Floristic Synthesis of North America (Kartesz, 1999)
Setaria pumila ssp. pallidifusca
SYNONYMOUS WITH (MISAPPLIED)
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-68-004:
Setaria glauca
FAMILY
Poaceae
INCLUDING & INCLUDED WITHIN (MISAPPLIED)
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Setaria lutescens
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Chaetochloa lutescens
1371
Grass, Sedge, or Rush
Annual
Habitat: Disturbed areas, lawns, fields, less commonly in natural habitats, per Weakley's Flora
Non-native: Europe
Common
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
This plant is causing problems in natural areas outside its native range, according to authorities such as:
- Georgia Exotic Pest Plant Council, 2006
- Tennessee Exotic Pest Plant Council, 2009
- USDA Federal Noxious Weeds, 091820
LEAVES:
Simple
Alternate, 2-ranked
RHIZOMES? STOLONS?
Cespitose [growing in dense tufts, clumping], not rhizomatous
FLOWER:
Summer/Fall
Inflorescence a dense, spikelike panicle
FRUIT:
Summer/Fall
Panicle yellow at maturity
Grain
TO LEARN MORE about this plant, look it up in a good book!
- Forest Plants of the Southeast and Their Wildlife Uses (Miller & Miller, 2005) p254?
- Manual of the Grasses of the United States (Hitchcock & Chase, 1950) p718?
- Weeds of Southern Turfgrasses (Murphy et al., 1992) p059
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".
Or try alternate spellings: If "wooly" doesn't work, try "woolly" or just "wool".