Digitaria ischaemum

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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:Digitaria ischaemum (Schreb.) Muhl.
Common Name:Smooth Crabgrass
Habitat:Various disturbed sites.
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Annual
Category:Vascular
USDA Symbol:**
Plant Notes:**
Taxonomic Notes:**
Status:Not Native
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyPOACEAE - Grass family
Genus Digitaria
Species Digitaria ischaemum (Schreb.) Muhl. - Smooth Crabgrass

Citation

Citation Digitaria ischaemum (Schreber) Muhlenberg, Descr. Gram. [Muhlenberg] 131. 1817.
Basionym: Panicum ischaemum Schreber ex Schweigger 1804.
Type: **

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Digitaria glabra Digitaria glabra Roemer & Schultes, Syst. Veg. 2: 471. 1817, nom. illegit.Syntherisma glabrum Schrader 1806, nom. illegit.; Panicum ischaemum Schreber ex Schweigger 1804. 
Digitaria humifusa Digitaria humifusa Persoon, Syn. Pl. 1: 85. 1805. FRANCE
Panicum glabrum Panicum glabrum Gaudin, Agrost. Helv. 1: 22. 1811, nom. illegit.Syntherisma glabrum Schrader 1806, nom. illegit.; Panicum ischaemum Schreber ex Schweigger 1804. 
Panicum humifusum Panicum humifusum (Persoon) Kunth, Revis. Gramin. 33. 1829.Digitaria humifusa Persoon 1805. 
Panicum ischaemum Panicum ischaemum Schreber ex Schweigger, Spec. Fl. Erlang. 16. 1804.  
Panicum phaeocarpum var. drummondianum Panicum phaeocarpum Nees von Esenbeck, var. drummondianum Nees von Esenbeck, Fl. Afr. Austral. Ill. 22. 1841. MISSOURI: St. Louis Co.: St. Louis, s.d., Drummond s.n. (holotype: ?).
Paspalum ambiguum Paspalum ambiguum Lamarck & de Candolle, Fl. Franc. 3: 16. 1805. FRANCE
Paspalum glabrum Paspalum glabrum A. W. Wood, Amer. Bot. Fl., ed 2. 390. 1871, nom. illegit. et non Poiret 1804.Syntherisma glabrum Schrader 1806, nom. illegit.; Panicum ischaemum Schreber ex Schweigger 1804. 
Paspalum humifusum Paspalum humifusum (Persoon) Poiret, in Lamarck, Encycl., Suppl. 4: 316. 1816.Digitaria humifusa Persoon 1805. 
Sanguinaria humifusa Sanguinaria humifusa (Persoon) Bubani, Fl. Pyren. 4: 257. 1901.Digitaria humifusa Persoon 1805. 
Syntherisma glabrum Syntherisma glabrum Schrader, Fl. Germ. 163. 1806, nom. illegit.Panicum ischaemum Schreber ex Schweigger 1804. 
Syntherisma humifusum Syntherisma humifusum (Persoon) Rydberg, Mem. New York Bot. Gard. 1: 469. 1900.Digitaria humifusa Persoon 1805. 
Digitaria ischaemum var. mississippiensis    
Syntherisma ischaemum Syntherisma ischaemum (Schreber ex Schweigger) Nash, in Britton, N. Amer. Fl. 17: 151. 1912.Panicum ischaemum Schreber ex Schweigger 1804. 
Syntherisma lineare    

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: Blount, Calhoun, Cherokee, Clarke, Clay, Cleburne, DeKalb, Etowah, Jackson, Jefferson, Lawrence, Lee, Madison, Marshall, Morgan, Randolph, Shelby, Tuscaloosa, Winston

Counties represented by specimen data listed below:

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

Range of years during which specimens were collected: 1985 - 1985

Barcode / Accession No. County Coll. Date Collector &
Collection No.		 Herbarium &
Herbarium Name Used		 Image
JSU109496 Jackson 18 Sep 1998 Brodeur, Kristin R.
1431		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109479 Calhoun 06 Sep 1982 Whetstone, R. David
12194		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109498 Jefferson 17 Oct 1975 Whetstone, R. David
6930		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UWAL0019560 Randolph 13 Oct 1996 Kral, Robert
86841		 UWAL
Digitaria ischaemum (Schreb.) Muhl.
UWAL0036032 Blount 24 Aug 2015 Anderson, Kelly
924		 UWAL
Digitaria ischeamum (Schreb.) Muhl.
JSU109486 Cleburne 02 Oct 1982 Bussey, Melanie G.
502		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109500 Lawrence 15 Oct 1975 Whetstone, R. David
7104		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109490 Cleburne 28 Sep 1982 Bussey, Melanie G.
478		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109493 DeKalb 01 Sep 1982 Black, Randall
s.n.		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109484 Clay 19 Sep 1982 Bussey, Melanie G.
385		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109485 Clay 30 Jul 1994 Ballard, J. Mark
4256		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109491 Cleburne 28 Sep 1982 Bussey, Melanie G.
478		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
AUA000016862 Lee 10 Jun 1958 Banks, Donald J.
 AUA
Digitaria Ischaemum (Schreb.) Schreb. Ex Muhl.
JSU109495 Jackson 14 Oct 1975 Whetstone, R. David
7513		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109489 Cleburne 28 Sep 1982 Bussey, Melanie G.
478		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109502 Marshall 25 Sep 1992 Spaulding, Daniel D.
3130		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UWAL0012603 Tuscaloosa 07 Oct 2012 Spaulding, Daniel D.
13666		 UWAL
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109501 Madison 22 Sep 1995 Whetstone, R. David
s.n.		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109499 Lawrence 15 Oct 1975 Whetstone, R. David
7104		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109488 Cleburne 28 Sep 1982 Bussey, Melanie G.
478		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109482 Calhoun 30 Sep 1982 Whetstone, R. David
12621		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109504 Shelby 04 Sep 1998 Brodeur, Kristin R.
1373		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UWAL0016508 Clarke 25 Sep 2012 Spaulding, Daniel D.
13655		 UWAL
Digitaria ischaemum (Schreb. ex Schweig) Schreb. ex Muhl.
JSU109487 Cleburne 23 Sep 1982 Bussey, Melanie G.
400		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109481 Calhoun 05 Oct 1986 Lawler, Carol L.
1336		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
TROY000027121 Randolph 21 Sep 1986 Nixon, Christopher F.
s.n.		 TROY
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UNA00003809 Jackson 25 Sep 1985 Coile, Nancy Craft
4528		 UNA
Digitaria ischaemum (Schreb.) Muhl.
JSU109503 Randolph 07 Sep 1991 Whetstone, R. David
16129a		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109492 DeKalb 14 Oct 1975 Whetstone, R. David
7422		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UWAL0019849 Morgan 08 Sep 1989 Kral, Robert
77079		 UWAL
Digitaria ischaemum (Schreb.) Schreb. ex Muhl
JSU109494 Etowah 10 Oct 1995 Hodge-Spaulding, Lesley M.
4396		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109483 Cherokee 07 Sep 1986 Whetstone, R. David
15620		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109507 Jackson 28 Jul 1975 Whetstone, R. David
5394		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109497 Jefferson 17 Oct 1975 Whetstone, R. David
7255		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
JSU109480 Calhoun 21 Sep 1986 Lawler, Carol L.
1242		 JSU
Digitaria ischaemum (Schreber) Schreber ex Muhlenberg
UWAL0010019 Winston 02 Oct 2010 Spaulding, Daniel D.
13285		 UWAL
Digitaria ischaemum (Schreb. ex Schweig.) Schreb. ex Muhl.
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