Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Dichanthelium dichotomum var. dichotomum
FAMILY
Poaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Most of its close relatives look way different in the field. Learn more at Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Dichanthelium dichotomum var. dichotomum
FAMILY
Poaceae
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 25 (2003)
Dichanthelium dichotomum ssp. dichotomum
SYNONYMOUS WITH Taxonomy of the Dichotoma group of Dichanthelium (Poaceae) (LeBlond, 2001)
Dichanthelium dichotomum var. dichotomum
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-81-045:
Panicum dichotomum FAMILY Poaceae
INCLUDING Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Panicum barbulatum
INCLUDING Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Panicum dichotomum
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Panicum barbulatum
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Panicum dichotomum
COMMON NAME:
Forked Witchgrass
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950 pnd_paba7_001_lhd
Panicum barbulatum < D. dichotomum var. dichotomum
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_padi8_001_lvd
)
USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950 pnd_padi8_002_lvd
)
JK Marlow jkm200505_4588
May Spartanburg County SC
Spikelets glabrous, 1.8-2.3mm long; widest vernal blades 3-8(10)mm wide, per Weakley's Flora (2020).
)
JK Marlow jkm200602_5611
June Spartanburg County SC
)
JK Marlow jkm180711_3378
July Greenville County SC
A small and "tidy" species, with stems 6-12" tall and well-spaced, rather short leaves, per Vascular Plants of North Carolina.
)
JK Marlow s100703_d
July Greenville County SC
)
JK Marlow jkm201026_7969
October Spartanburg County SC
Short branchlets of autumnal phase bear usually much-reduced leaves, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
)
JK Marlow jkm211027_4608
October Transylvania County NC
DuPont State Forest
)
JK Marlow jkm071105_007
November Greenville County SC
Creekside/Riverside
)
JK Marlow jkm071105_008
November Greenville County SC
Creekside/Riverside
)
JK Marlow jkm071105_010
November Greenville County SC
Creekside/Riverside
)
JK Marlow jkm071105_011
November Greenville County SC
Creekside/Riverside
)
JK Marlow s071105_abc
November Greenville County SC
Creekside/Riverside
Autumnal phase much branched at middle nodes, lower part usually bladeless, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Dichanthelium dichotomum var. dichotomum
FAMILY
Poaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Dichanthelium dichotomum var. dichotomum
FAMILY
Poaceae
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 25
Dichanthelium dichotomum ssp. dichotomum
SYNONYMOUS WITH
Taxonomy of the Dichotoma group of Dichanthelium (Poaceae) (LeBlond, 2001)
Dichanthelium dichotomum var. dichotomum
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-81-045:
Panicum dichotomum
FAMILY
Poaceae
INCLUDING
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Panicum barbulatum
INCLUDING
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Panicum dichotomum
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Panicum barbulatum
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Panicum dichotomum
1019
Grass, Sedge, or Rush
Perennial
Habitat: Wet-mesic to dry woods, thickets, and woodland openings, per Weakley's Flora
Native to the Carolinas & Georgia
Common (rare in GA Coastal Plain)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Alternate, 2-ranked, and often a basal rosette of overwintering leaves
FLOWER:
Spring/Summer/Fall
Early-season ("spring") panicles terminal; later "autumnal" panicles are lateral
FRUIT:
Spring/Summer/Fall
Grain yellowish/Purplish
Grain
TO LEARN MORE about this plant, look it up in a good book!
- Manual of the Grasses of the United States (Hitchcock & Chase, 1950) p652
- Manual of the Grasses of the United States (Hitchcock & Chase, 1950) p653
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