Dichanthelium dichotomum var. dichotomum

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Distribution Map: Based on vouchered plant specimens only. View county names by placing the mouse cursor over a particular county.

Species Distribution Map
Family:POACEAE
Species:Dichanthelium dichotomum (L.) Gould var. dichotomum
Common Name:Forked Witch Grass; Forked Panic Grass
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:**
Plant Notes:**
Taxonomic Notes:Updated: 6 Jun 2020-BK;
Status:Native
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyPOACEAE - Grass family
Genus Dichanthelium
Species Dichanthelium dichotomum (L.) Gould var. dichotomum - Forked Witch Grass; Forked Panic Grass

Citation

Citation Dichanthelium dichotomum (Linnaeus) Gould, var. dichotomum, Brittonia 26(1): 59. 1974.
Basionym: Panicum dichotomum L. 1753.
Type: VIRGINIA: "Habitat in Virginia", Clayton 458 (lectotype: BM; isotype, US fragm). Lectotypified by Hitchcock & Chase, Contr. U.S. Natl. Herb. 15: 190. 1910.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Dichanthelium dichotomum ssp. dichotomum    
Panicum barbulatum Panicum barbulatum Michaux, Fl. Bor.-Amer. 1: 49. 1803. CANADA: "Hab. in Canada P. capillari affine. Ad ripas amnis: Riviere a Jacques Cartier dicti legi", Michaux s.n. (lectotype: P-M; isotype: US fragm). Lectotypified by Hitchcock & Chase, Contr. U.S. Natl. Herb. 15: 193. 1910.
Panicum dichotomum var. barbulatum Panicum dichotomum Linnaeus, var. barbulatum (Michaux) A. W. Wood, Class-Book Bot., ed. 1861. 786. 1861.Panicum barbulatum Michaux 1803. 
Panicum dichotomum var. dichotomum Panicum dichotomum Linnaeus, Sp. Pl. 58. 1753. VIRGINIA: "Habitat in Virginia", Clayton 458 (lectotype: BM; isotype: US fragm). Lectotypified by Hitchcock & Chase, Contr. U.S. Natl. Herb. 15: 190. 1910.

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; choose a county or herbaria to filter the specimen data.

Counties included on distribution map: Baldwin, Blount, Calhoun, Cherokee, Chilton, Choctaw, Clarke, Clay, Cleburne, Colbert, Conecuh, Covington, Cullman, DeKalb, Fayette, Franklin, Greene, Hale, Houston, Jackson, Jefferson, Lauderdale, Lawrence, Lee, Madison, Marion, Marshall, Mobile, Morgan, Pike, Randolph, St. Clair, Tuscaloosa, Winston

Counties represented by specimen data listed below:

Herbaria represented by specimen data listed below: AUA, JSU, TROY, UNA, USAM, UWAL

Range of years during which specimens were collected: 1878 - 2003

Barcode / Accession No. County Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used		 Image
JSU108735 Calhoun 07 Oct 1986 C. L. Lawler
1403		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00005053 Tuscaloosa 14 Jun 1952 R. L. Chermock
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00005112 Madison 23 May 1980 Russell A. Meigs
612		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108747 Jackson 18 May 1999 Kristin Brodeur
1804		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0038426 Jefferson 20 Aug 1972 LeLong, Michel G.
6763		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
JSU108750 Lauderdale 29 Jun 1996 R. D. Whetstone
18148		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
TROY000031442 Cherokee 24 Aug 1981 Henderson & O'Halloran
458		 TROY
Dichanthelium dichotomum Linnaeus ssp. dichotomum
UNA00055880 Tuscaloosa 07 Sep 1974 Fred K. Hoener
1119		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108738 Clarke 14 Sep 1997 R. D. Whetstone
18905		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
AUA000016343 Chilton 17 SEP 1993 DIAMOND, JR., ALVIN R.
8786		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
JSU108753 Randolph 31 May 1984 C. F. Nixon
732		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0036675 Lawrence 04 Aug 2016 England, J. Kevin
6676		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould var. dichotomum
UNA00053291 Fayette 08 Jun 1999 Robert R. Haynes
9985		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UWAL0038560 Baldwin 03 May 1987 Kral, R.
73915		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
AUA000040464 Covington 31 May 2012 HANSEN, CURTIS J.
5608		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD
JSU108741 Cullman 27 Jun 1975 R. D. Whetstone
5110		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
AUA000016346 Conecuh 26 AUG 1988 DIAMOND, JR., ALVIN R.
5419		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
UNA00005043 Tuscaloosa _ Apr 1874 Eugene A. Smith
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UWAL0032836 Lawrence 27 Jul 2012 England, J. Kevin
3814		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould
JSU108744 DeKalb 09 Jun 1976 R. D. Whetstone
8441		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
JSU108740 Cleburne 28 Apr 1976 T. A. Atkinson
1447		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
JSU108732 Calhoun 01 May 1986 C. L. Lawler
201		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0036678 Cullman 05 Sep 2016 England, J. Kevin
6828		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould var. dichotomum
JSU108749 Jefferson 28 May 1984 J. P. Barber
363		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00005343 Cherokee 11 May 1987 Robert R. Haynes
9143		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
AUA000024859 Covington 9 JUL 2009 HANSEN, CURTIS J.
4141		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD var. DICHOTOMUM (L.) GOULD
JSU108737 Cherokee 28 Jul 1975 R. D. Whetstone
5303		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0032826 Winston 19 Jun 2016 England, J. Kevin
6605		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould var. dichotomum
UNA00012885 Tuscaloosa 28 Apr 1878 Eugene A. Smith
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UWAL0032907 Marion 30 May 2016 England, J. Kevin
6495		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
JSU108742 DeKalb 09 Jun 1976 R. D. Whetstone
8562		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0017321 Franklin 29 Apr 2012 England, J. Kevin
3398		 UWAL
Dichanthelium dichotomum Linnaeus ssp. dichotomum
JSU108733 Calhoun 07 Oct 1986 C. L. Lawler
1387		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0034762 Fayette 30 Jun 1989 Kral, R.
76777		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould
JSU108752 Morgan 13 Apr 1997 J. R. Allison
s.n.		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00005368 Cherokee 11 May 1987 Robert R. Haynes
9145		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108748 Jackson 20 Aug 1998 K. R. Brodeur
1322		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0038421 Baldwin 15 Jun 1974 LeLong, Michel G.
7917		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
JSU108736 Cherokee 28 Jul 1975 R. D. Whetstone
5303		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0037191 Clay 13 May 2016 Spaulding, Daniel D.
14613		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
UNA00005074 Tuscaloosa 13 Jul 1975 Fred K. Hoener
1259		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU109327 Marshall 13 Aug 1975 R. D. Whetstone
6342		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
AUA000016349 Pike 15 JUL 1995 DIAMOND, JR., ALVIN R.
9665		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
USAM000010759 Mobile 02 May 1968 Michael G. LeLong
4456		 USAM
Panicum barbulatum Michaux
JSU108751 Madison 11 May 1996 D. D. Spaulding
8428		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00005379 Randolph 30 Apr 1987 Robert R. Haynes
8997		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00060482 Mobile 25 Dec 2002 Tad M. Zebryk
8158		 UNA
Dichanthium annulatum (Forsk.) Stapf
JSU108755 Winston 02 Jun 1974 R. D. Whetstone
3064		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
JSU108743 DeKalb 30 May 1975 R. D. Whetstone
4145		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0014381 Colbert 08 Jul 2014 England, J. Kevin
5061		 UWAL
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00017118 Greene 13 Aug 1969 Joab L. Thomas
2404		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108745 Fayette 17 Apr 1980 R. D. Whetstone
s.n.		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
AUA000016347 Lee 30 APR 1960 BANKS, DONALD J.
66		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
UWAL0008861 Pike 03 Aug 2008 Diamond, A.R.
19689		 UWAL
Dichanthelium dichotomum (L.) Gould
UNA00005389 Randolph 30 Apr 1987 Robert R. Haynes
8999		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00060901 Mobile 25 Dec 2002 Tad M. Zebryk
8177		 UNA
Dichanthium annulatum (Forsk.) Stapf
JSU108739 Clay 02 May 1981 R. D. Whetstone
10674		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
USAM000010760 Mobile 07 May 1968 Michael G. LeLong
4501		 USAM
Panicum barbulatum Michaux
AUA000037139 Morgan 22 Aug 2015 ENGLAND, J. KEVIN
5655		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD VAR. DICHOTOMUM
UNA00022507 Greene 13 Aug 1969 Joab L. Thomas
2408		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU146077 Calhoun 25 Sep 1992 F. Hutchinson
987		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UWAL0019745 Houston 14 Oct 1996 Kral, R.
86885		 UWAL
Dichanthelium dichotomum (L.) Gould
AUA000016345 Choctaw 27 AUG 1994 CROUCH, VIRGINIA E.
1201		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
UNA00005323 Clay 30 Apr 1987 Robert R. Haynes
9072		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00005069 Tuscaloosa 13 Aug 1957 Temd R. Deason
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
USAM000010758 Mobile 18 Aug 1967 Michael G. LeLong
3595		 USAM
Panicum barbulatum Michaux
UWAL0044337 Baldwin 17 Jul 2006 Larsen, H.S.
1493		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
AUA000016350 Pike 20 JUN 1993 DIAMOND, JR., ALVIN R.
8690		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
UNA00061099 DeKalb 18 May 2003 D. D. Spaulding
11856		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00005033 Hale 05 Aug 1966 Norris H. Williams
359		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108756 Winston 07 Jul 1975 R. D. Whetstone
5136		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00053905 Blount 26 Jul 1997 Brian R. Keener
265		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108734 Calhoun 10 Aug 1994 S. E. Hruska
317		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
AUA000016344 Choctaw 24 APR 1994 CROUCH, VIRGINIA E.
903		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
AUA000016348 Franklin 7 JUN 1960 BANKS, DONALD J.
236		 AUA
DICHANTHELIUM DICHOTOMUM (L.) GOULD ssp. DICHOTOMUM
UNA00005313 Clay 30 Apr 1987 Robert R. Haynes
9070		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00005094 Tuscaloosa 01 Aug 1957 Temd R. Deason
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108754 St. Clair 03 Sep 1982 R. D. Whetstone
12088		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
USAM000010761 Mobile 07 May 1968 Michael G. LeLong
4501		 USAM
Panicum barbulatum Michaux
UNA00050677 Marshall 04 Jun 1992 D. D. Spaulding
1898		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UNA00005008 Randolph 29 Apr 1980 John H. Wiersema
1550		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
JSU108746 Jackson 05 Aug 1975 R. D. Whetstone
5861		 JSU
Dichanthelium dichotomum (Linnaeus) Gould ssp. dichotomum
UNA00005089 Tuscaloosa 08 Jun 1950 B. C. Williams
s.n.		 UNA
Dichanthelium dichotomum (L.) Gould subsp. dichotomum
UWAL0044527 Baldwin 27 Apr 2010 Larsen, H.S.
1725		 UWAL
Dichanthelium dichotomum (L.) Gould var. dichotomum
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