Dichanthelium leucothrix

Family:POACEAE
Species:Dichanthelium leucothrix (Nash) Freckman
Common Name:Roughish Witch Grass; Rough Rosette Grass
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Perennial
Category:Vascular
USDA Symbol:DILE4
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 leucothrix (Nash) Freckman - Roughish Witch Grass; Rough Rosette Grass

Citation

Citation Dichanthelium leucothrix (Nash) Freckmann, Phytologia 48(1): 101. 1981.
Basionym: Panicum leucothrix Nash 1897.
Type: FLORIDA: Lake Co.: Near Eustis, Jul 1894, Nash 1338 (holotype: NY; isotypes: NCU, NY, TAES, US).

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Dichanthelium acuminatum subsp. longiligulatum Dichanthelium acuminatum (Swartz) Gould & C. A. Clark, subsp. longiligulatum (Nash) Freckmann & Lelong, Sida 20: 168. 2002.Panicum longiligulatum Nash 1899. 
Dichanthelium acuminatum var. longiligulatum Dichanthelium acuminatum (Swartz) Gould & C. A. Clark, var. longiligulatum (Nash) Gould & C. A. Clark, Ann. Missouri Bot. Gard. 65: 1127. 1978.Panicum longiligulatum Nash 1899. 
Dichanthelium acuminatum var. wrightianum Dichanthelium acuminatum (Swartz) Gould & C. A. Clark, var. wrightianum (Lamson-Scribner) Gould & C. A. Clark, Ann. Missouri Bot. Gard. 65: 1126. 1978.Panicum wrightianum Lamson-Scribner 1898. 
Dichanthelium longiligulatum Dichanthelium longiligulatum (Nash) Freckmann, Phytologia 48: 102. 1981.Panicum longiligulatum Nash 1899. 
Dichanthelium wrightianum Dichanthelium wrightianum (Lamson-Scribner) Freckmann, Phytologia 48: 101. 1981.Panicum wrightianum Lamson-Scribner 1898. 
Dichanthelium acuminatum ssp. leucothrix Dichanthelium acuminatum (Swartz) Gould & C. A. Clark, subsp. leucothrix (Nash) Freckmann & Lelong, Sida 20: 167. 2002.Panicum leucothrix Nash 1897. 
Panicum acuminatum var. longiligulatum Panicum acuminatum Swartz, var. longiligulatum (Nash) Lelong, Brittonia 36: 270. 1984.Panicum longiligulatum Nash 1899. 
Panicum acuminatum var. wrightianum Panicum acuminatum Swartz, var. wrightianum (Lamson-Scribner) C. F. Reed, Phytologia 80: 284. 1996.Panicum wrightianum Lamson-Scribner 1898. 
Panicum longiligulatum Panicum longiligulatum Nash, Bull. Torrey Bot. Club 26: 574. 1899. FLORIDA: Franklin Co.: Apalachicola, 1892, Vasey s.n. (holotype: NY).
Panicum minutulum Panicum minutulum Desvaux, Opusc. Sci. Phys. Nat. 87. 1831, non Gaudichaud-Beaupré 1826. Carolina, without data (holotype: P).
Panicum strictum Panicum strictum Bosc ex Roemer & Schultes, Syst. Veg. 2: 447. 1817, non R. Brown 1810. Without data, Bosc s.n. (lectotype: M; isolectotype: B-W). Lectotypified by Hitchcock & Chase, Contr. U.S. Natl. Herb. 15: 207. 1910.
Panicum taxodiorum Panicum taxodiorum Ashe, J. Elisha Mitchell Sci. Soc. 16: 91. 1900. LOUISIANA: Calcasieu Par.: Lake Charles, Sep 1898, Mackenzie 460 (lectotype: NCU; isotype: NY). Lectotypified by Hitchcock & Chase, Contr. U.S. Natl. Herb. 15: 198. 1910.
Panicum wrightianum Panicum wrightianum Lamson-Scribner, U.S.D.A. Div. Agrost. Bull. 11: 44, f. 4. 1898. CUBA: Without data, Wright 3463 (holotype: US).
Panicum acuminatum var. leucothrix Panicum acuminatum Swartz, var. leucothrix (Nash) Lelong, Brittonia 36: 271. 1984.Panicum leucothrix Nash 1897. 
Panicum leucothrix Panicum leucothrix Nash, Bull. Torrey Bot. Club 24: 41. 1897. FLORIDA: Lake Co.: Near Eustis, Jul 1894, Nash 1338 (holotype: NY; isotypes: NCU, NY, TAES, US).
Panicum parvispiculum Panicum parvispiculum Nash, Bull. Torrey Bot. Club 24: 347. 1897. GEORGIA: McIntosh Co.: Darien Junction, 25-27 Jun 1895, Small s.n. (holotype: NY; isotype: US fragm).

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, Covington, Houston, Mobile, Washington

Counties represented by specimen data listed below:

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

Range of years during which specimens were collected: 1992 - 1992

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
USAM000011626 Baldwin 03 Oct 1980 Michael G. LeLong
11599
USAM
Panicum leucothrix Nash
USAM000011637 Covington 18 Apr 1970 Robert Kral
38756
USAM
Panicum leucothrix Nash
USAM000011624 Baldwin 03 Oct 1980 Michael G. LeLong
11599
USAM
Panicum leucothrix Nash
USAM000011628 Baldwin 07 May 1977 Michael G. LeLong
9739
USAM
Panicum leucothrix Nash
USAM000011635 Mobile 29 May 1980 Michael G. LeLong
11087
USAM
Panicum leucothrix Nash
USAM000011636 Baldwin 03 Oct 1980 Michael G. LeLong
11599
USAM
Panicum leucothrix Nash
USAM000011631 Washington 03 Sep 1972 Michael G. LeLong
6821
USAM
Panicum leucothrix Nash
USAM000011632 Mobile 24 Apr 1972 Michael G. LeLong
6491
USAM
Panicum leucothrix Nash
UWAL0044541 Baldwin 10 Apr 2006 Larsen, H.S.
1507
UWAL
Dichanthelium leucothrix (Nash) Freckmann
USAM000011634 Mobile 29 May 1980 Michael G. LeLong
11087
USAM
Panicum leucothrix Nash
UWAL0044336 Baldwin 06 May 2008 Larsen, H.S.
1653
UWAL
Dichanthelium leucothrix (Nash) Freckmann
USAM000011627 Mobile 29 May 1980 Michael G. LeLong
11086
USAM
Panicum leucothrix Nash
USAM000011625 Baldwin 03 Oct 1980 Michael G. LeLong
11599
USAM
Panicum leucothrix Nash
UNA00045800 Houston 10 Sep 1992 John R. MacDonald
5476
UNA
Dichanthelium acuminatum (Sw.) Gould & C.A. Clark subsp. leucothrix (Nash) Freckmann & Lelong
USAM000011629 Baldwin 30 Apr 1977 Michael G. LeLong
9713
USAM
Panicum leucothrix Nash
USAM000011630 Washington 03 Sep 1972 Michael G. LeLong
6833
USAM
Panicum leucothrix Nash
USAM000011633 Mobile 29 May 1980 Michael G. LeLong
11082
USAM
Panicum leucothrix Nash
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