Hordeum pusillum

Family:POACEAE
Species:Hordeum pusillum Nuttall
Common Name:Little Barley; Mouse Barley
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:Annual
Category:Vascular
USDA Symbol:HOPU
Plant Notes:**
Taxonomic Notes:**
Status:Native, FACU (NWI), G5 (Global Rank)
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyPOACEAE - Grass family
Genus Hordeum
Species Hordeum pusillum Nuttall - Little Barley; Mouse Barley

Citation

Citation HORDEUM PUSILLUM Nuttall, Gen. N. Amer. Pl. 1: 87. 1818.
Basionym: **
Type: "plains of the Missouri", without data, Nuttall s.n. (lectotype: PH). Lectotypified by von Bothmer et al., Nord. J. Bot. 2: 316. 1982.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Critesion pusillum Critesion pusillum (Nuttall) A. Löve, Taxon 29: 166. 1980.Hordeum pusillum Nuttall 1818. 
Hordeum pusillum var. pubens Hordeum pusillum Nuttall, var. pubens Hitchcock, J. Wash. Acad. Sci. 23: 453. 1933. UTAH: Washington Co.: La Verkin, 8 May 1894, Jones 5196U (holotype: US).
Hordeum pusillum var. typicum Hordeum pusillum Nuttall, var. typicum Hauman, Anales Mus. Nac. Hist. Nat. Buenos Aires 28: 266, 296. 1916, nom. inadmiss.Hordeum pusillum Nuttall 1818. 
Hordeum riehlii Hordeum riehlii Steudel, Syn. Pl. Glumac. 1: 353. 1854. MISSOURI

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: Autauga, Baldwin, Bibb, Blount, Bullock, Butler, Calhoun, Cherokee, Chilton, Clay, Cleburne, Coffee, Conecuh, Coosa, Covington, Crenshaw, Cullman, Dale, Dallas, Elmore, Etowah, Fayette, Franklin, Geneva, Hale, Henry, Houston, Jackson, Jefferson, Lamar, Lauderdale, Lawrence, Lee, Limestone, Lowndes, Madison, Marengo, Marshall, Mobile, Montgomery, Morgan, Perry, Pickens, Pike, Randolph, Shelby, St. Clair, Sumter, Talladega, Tallapoosa, Tuscaloosa, Walker

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: 1950 - 2013

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
TROY000027324 Pickens 06 Apr 2002 Daniel D. Spaulding
11158
TROY
Hordeum pusillum Nuttall
UWAL0032913 Morgan 23 Apr 2016 England, J. Kevin
6285
UWAL
Hordeum pusillum Nuttall
UNA00004567 Tuscaloosa 28 Apr 1963 Rebecca Deramus
338a
UNA
Hordeum pusillum Nutt.
JSU101996 Calhoun 06 May 1986 C. L. Lawler
283
JSU
Hordeum pusillum Nuttall
AUA000017586 Calhoun 27 MAY 1982 WHETSTONE, R. DAVID
11,131
AUA
HORDEUM PUSILLUM NUTT.
JSU102023 Marshall 22 Apr 1992 D. D. Spaulding
1348
JSU
Hordeum pusillum Nuttall
TROY000030602 Pike 15 Apr 1991 Brenda Dean
10
TROY
Hordeum pusillum Nuttall
UNA00060275 Pike 17 Apr 2003 Alvin R. Diamond
13851
UNA
Hordeum pusillum Nutt.
UWAL0009878 Limestone 28 Mar 2012 Keener, Brian R.
7043
UWAL
Hordeum pusillum Nutt.
TROY000045318 Geneva 06 Apr 2017 Cameron Byrd
929
TROY
Hordeum pusillum Nuttall
TROY000012262 Henry 01 May 2008 Alvin R. Diamond
19125
TROY
Hordeum pusillum Nuttall
JSU102003 Cleburne 09 May 1979 R. D. Whetstone
9703
JSU
Hordeum pusillum Nuttall
TROY000012260 Dale 26 Apr 1998 Hannelore Rundell
558
TROY
Hordeum pusillum Nuttall
JSU102001 Chilton 27 Apr 1979 R. D. Whetstone
9692
JSU
Hordeum pusillum Nuttall
AUA000017614 Lee 29 APR 1969 MOORE, HAROLD D.
125-69
AUA
HORDEUM PUSILLUM NUTT.
AUA000017595 Cleburne 16 MAY 1976 RUTLAND, DAVID W.
2785
AUA
HORDEUM PUSILLUM NUTT.
AUA000017594 Clay 6 MAY 1976 RUTLAND, DAVID W.
2519
AUA
HORDEUM PUSILLUM NUTT.
JSU102021 Madison 06 Apr 1976 T. A. Atkinson
1260
JSU
Hordeum pusillum Nuttall
TROY000030876 Crenshaw 28 Apr 1969 Robert Kral
34613
TROY
Hordeum pusillum Nuttall
UNA00004581 Tallapoosa 30 Apr 1980 John H. Wiersema
1609
UNA
Hordeum pusillum Nutt.
TROY000042417 St. Clair 30 Apr 2008 Daniel D. Spaulding
12842
TROY
Hordeum pusillum Nuttall
AUA000017610 Lauderdale 14 MAY 1970 ANGEL, J. K.
AUA
HORDEUM PUSILLUM NUTT.
TROY000012257 Crenshaw 22 Apr 2001 Alvin R. Diamond
12392
TROY
Hordeum pusillum Nuttall
AUA000017621 Perry 9 MAY 1977 SESSLER, ANN H.
1242
AUA
HORDEUM PUSILLUM NUTT.
JSU102007 Etowah 11 May 1994 L. M. Hodge
1424
JSU
Hordeum pusillum Nuttall
AUA000017605 Crenshaw 28 APR 1969 KRAL, ROBERT
34613
AUA
HORDEUM PUSILLUM NUTT.
JSU102014 Jefferson 23 May 1985 J. P. Barber
1501
JSU
Hordeum pusillum Nuttall
AUA000017604 Crenshaw 27 MAY 1994 DIAMOND, JR., ALVIN R.
9187
AUA
HORDEUM PUSILLUM NUTT.
UWAL0016258 Elmore 20 Apr 2014 Diamond, Alvin R.
24995
UWAL
Hordeum pusillum Nuttall
JSU102000 Cherokee 06 May 1980 R. D. Whetstone
9997
JSU
Hordeum pusillum Nuttall
TROY000039139 Elmore 20 Apr 2014 Alvin R. Diamond
24995
TROY
Hordeum pusillum Nuttall
JSU102027 Talladega 18 Apr 1982 R. D. Whetstone
10915
JSU
Hordeum pusillum Nuttall
AUA000017598 Cleburne 14 MAY 1976 RUTLAND, DAVID W.
2727
AUA
HORDEUM PUSILLUM NUTT.
AUA000017590 Clay 4 MAY 1976 RUTLAND, DAVID W.
2434
AUA
HORDEUM PUSILLUM NUTT.
UWAL0037487 Bullock 13 Apr 2016 Soehren, Eric C.
0232
UWAL
Hordeum pusillum Nutt.
AUA000017603 Covington 6 MAY 1988 DIAMOND, JR., ALVIN R.
4696
AUA
HORDEUM PUSILLUM NUTT.
TROY000032079 Jackson 13 May 2009 Terry Wayne Barger
292
TROY
Hordeum pusillum Nuttall
UNA00004592 Hale 30 Apr 1950 Lloyd C. Crawford
1054
UNA
Hordeum pusillum Nutt.
UWAL0009003 St. Clair 12 May 2008 Keener, Brian R.
4429
UWAL
Hordeum pusillum Nutt.
AUA000017615 12 MAY 1926 ANONYMOUS
AUA
HORDEUM PUSILLUM NUTT.
TROY000012255 Coffee 10 Apr 2000 Brian H. Martin
537
TROY
Hordeum pusillum Nuttall
AUA000017619 Mobile 29 MAR 1973 TAYLOR, JOHN
12729
AUA
HORDEUM PUSILLUM NUTT.
JSU102015 Jefferson 02 Apr 1976 R. D. Whetstone
7991
JSU
Hordeum pusillum Nuttall
TROY000039876 Fayette 09 May 2010 Steve Younghance
290
TROY
Hordeum pusillum Nuttall
JSU102012 Jefferson 30 Mar 1985 J. P. Barber
1360
JSU
Hordeum pusillum Nuttall
AUA000017622 Pike 3 MAY 1988 DIAMOND, JR., ALVIN R.
4624
AUA
HORDEUM PUSILLUM NUTT.
UWAL0019417 Dallas 01 May 1987 Kral, R.
73825
UWAL
Hordeum pusillum Nutt.
JSU101999 Cherokee 06 May 1983 R. D. Whetstone
13089
JSU
Hordeum pusillum Nuttall
UWAL0013927 Bullock 29 Mar 2012 Dykes, Bailee
0432
UWAL
Hordeum pusillum Nuttall
JSU102017 Lawrence 26 Apr 1993 R. D. Whetstone
16476
JSU
Hordeum pusillum Nuttall
AUA000017596 Cleburne 16 MAY 1976 RUTLAND, DAVID W.
2741
AUA
HORDEUM PUSILLUM NUTT.
AUA000017589 Clay 4 MAY 1976 RUTLAND, DAVID W.
2460
AUA
HORDEUM PUSILLUM NUTT.
TROY000012258 Dale 20 Apr 2000 Tiffany Pennington
560
TROY
Hordeum pusillum Nuttall
TROY000045265 Autauga 09 Mar 2017 Matthew Parker
426
TROY
Hordeum pusillum Nuttall
UNA00004552 Tuscaloosa 13 Jun 1955 Joe A. Farmer
s.n.
UNA
Hordeum pusillum Nutt.
TROY000035977 Limestone 28 Mar 2012 Brian R. Keener
7043
TROY
Hordeum pusillum Nuttall
UWAL0013051 Fayette 09 May 2010 Younghance, Steve
0290
UWAL
Hordeum pusillum Nuttall
AUA000017617 Lowndes 11 MAY 1986 DIAMOND, JR., ALVIN R.
2490
AUA
HORDEUM PUSILLUM NUTT.
JSU101989 Baldwin 29 Mar 1998 K. R. Brodeur
453
JSU
Hordeum pusillum Nuttall
AUA000026018 Limestone 28 MAR 2012 KEENER, BRIAN R.
7043
AUA
HORDEUM PUSILLUM NUTT.
JSU102013 Jefferson 09 May 1984 J. P. Barber
182
JSU
Hordeum pusillum Nuttall
AUA000017600 Coffee 24 MAY 1992 DIAMOND, JR., ALVIN R.
8287
AUA
HORDEUM PUSILLUM NUTT.
UWAL0016193 Lowndes 17 Apr 2014 Diamond, Alvin R.
24985
UWAL
Hordeum pusillum Nuttall
JSU102018 Lawrence 06 Jun 1975 R. D. Whetstone
4392
JSU
Hordeum pusillum Nuttall
TROY000039104 Lowndes 17 Apr 2014 Alvin R. Diamond
24985
TROY
Hordeum pusillum Nuttall
JSU102004 Cullman 18 Apr 1979 R. D. Whetstone
9456
JSU
Hordeum pusillum Nuttall
AUA000017597 Cleburne 14 MAY 1976 RUTLAND, DAVID W.
2691
AUA
HORDEUM PUSILLUM NUTT.
AUA000017592 Clay 4 MAY 1976 RUTLAND, DAVID W.
2415
AUA
HORDEUM PUSILLUM NUTT.
UWAL0038448 Baldwin 20 Apr 1974 LeLong, Michel G.
7606
UWAL
Hordeum pusillum Nutt.
TROY000043436 Lawrence 01 May 2013 J. Kevin England
4182
TROY
Hordeum pusillum Nuttall
TROY000012264 Pike 17 Apr 2003 Alvin R. Diamond
13851
TROY
Hordeum pusillum Nuttall
UNA00004576 Tuscaloosa 14 Apr 1955 Joe A. Farmer
s.n.
UNA
Hordeum pusillum Nutt.
TROY000027321 Calhoun 27 Apr 1967 Gary Collier
s.n.
TROY
Hordeum pusillum Nuttall
UWAL0001957 St. Clair 30 Apr 2008 Spaulding, Daniel D.
12842
UWAL
Hordeum pusillum Nutt.
AUA000017607 Dale 1 MAY 2005 DIAMOND, JR., ALVIN R.
15246
AUA
HORDEUM PUSILLUM NUTT.
JSU102011 Jackson 29 Apr 1998 K. R. Brodeur
553
JSU
Hordeum pusillum Nuttall
UNA00004596 Mobile s.d. Charles Mohr
s.n.
UNA
Hordeum pusillum Nutt.
JSU102002 Clay 11 May 1994 J. M. Ballard
3908
JSU
Hordeum pusillum Nuttall
UWAL0009004 Sumter 17 Apr 2010 Keener, Brian R.
5802
UWAL
Hordeum pusillum Nutt.
JSU102025 Shelby 04 Apr 1993 R. D. Whetstone
16245
JSU
Hordeum pusillum Nuttall
JSU102010 Franklin 14 May 1993 R. D. Whetstone
16167
JSU
Hordeum pusillum Nuttall
AUA000017606 Dale 15 APR 1992 DIAMOND, JR., ALVIN R.
8113
AUA
HORDEUM PUSILLUM NUTT.
JSU102028 Walker 17 Apr 1982 R. D. Whetstone
9484
JSU
Hordeum pusillum Nuttall
AUA000017609 Elmore 11 MAY 1976 RUTLAND, DAVID W.
2614
AUA
HORDEUM PUSILLUM NUTT.
AUA000017602 Coosa 20 APR 1976 RUTLAND, DAVID W.
2287
AUA
HORDEUM PUSILLUM NUTT.
UWAL0017630 Houston 02 Apr 2015 Diamond, Alvin R.
26109
UWAL
Hordeum pusillum Nuttall
AUA000017601 Conecuh 9 MAY 1986 DIAMOND, JR., ALVIN R.
2451
AUA
HORDEUM PUSILLUM NUTT.
UWAL0016178 Montgomery 28 Apr 2014 Diamond, Alvin R.
25024
UWAL
Hordeum pusillum Nuttall
UNA00004562 Hale 23 Apr 1966 Norris H. Williams
234
UNA
Hordeum pusillum Nutt.
UWAL0035239 Morgan 15 Apr 2017 England, J. Kevin
7500
UWAL
Hordeum pusillum Nuttall
AUA000017618 Madison 6 APR 1976 ATKINSON, T. A.
1260
AUA
HORDEUM PUSILLUM NUTT.
JSU102022 Marshall 13 May 1992 D. D. Spaulding
1605
JSU
Hordeum pusillum Nuttall
AUA000017611 Lee 27 APR 1926 THOMPSON, C. T.
AUA
HORDEUM PUSILLUM NUTT.
UWAL0009001 Autauga 28 Apr 2007 Keener, Brian R.
3561
UWAL
Hordeum pusillum Nutt.
TROY000027323 Lamar 28 Apr 2002 Brian R. Keener
2011
TROY
Hordeum pusillum Nuttall
TROY000012259 Dale 01 May 2005 Alvin R. Diamond
15246
TROY
Hordeum pusillum Nuttall
JSU101998 Calhoun 09 May 1973 R. D. Whetstone
s.n.
JSU
Hordeum pusillum Nuttall
UWAL0012909 Lawrence 01 May 2013 England, J. Kevin
4182
UWAL
Hordeum pusillum Nuttall
JSU102006 Elmore 27 Apr 1979 R. D. Whetstone
9588
JSU
Hordeum pusillum Nuttall
UNA00057945 Fayette 08 May 2002 Robert R. Haynes
10244
UNA
Hordeum pusillum Nutt.
AUA000017599 Cleburne 16 MAY 1976 RUTLAND, DAVID W.
2777
AUA
HORDEUM PUSILLUM NUTT.
AUA000017591 Clay 4 MAY 1976 RUTLAND, DAVID W.
2467
AUA
HORDEUM PUSILLUM NUTT.
JSU101993 Blount 31 Mar 1976 R. D. Whetstone
7832
JSU
Hordeum pusillum Nuttall
TROY000038276 Bullock 29 Mar 2012 Bailee Dykes
432
TROY
Hordeum pusillum Nuttall
TROY000012256 Conecuh 14 Apr 2001 Alvin R. Diamond
12371
TROY
Hordeum pusillum Nuttall
UNA00025342 Bibb 09 May 1987 Frank D. Bowers
13697
UNA
Hordeum pusillum Nutt.
AUA000017613 Lee 30 APR 1969 GREGORY, J. M.
113
AUA
HORDEUM PUSILLUM NUTT.
JSU102016 Lauderdale 13 Apr 1967 Charles A. Porter
64
JSU
Hordeum pusillum Nuttall
TROY000042072 Houston 02 Apr 2015 Alvin R. Diamond
26109
TROY
Hordeum pusillum Nuttall
JSU102019 Lee 12 Apr 1964 GAB
s.n.
JSU
Hordeum pusillum Nuttall
AUA000017612 Lee 1 MAY 1952 CUNNINGHAM, HUGH B.
AUA
HORDEUM PUSILLUM NUTT.
JSU101990 Bibb 23 May 1998 K. R. Brodeur
780
JSU
Hordeum pusillum Nuttall
UNA00053823 Blount 26 May 1997 Brian R. Keener
171
UNA
Hordeum pusillum Nutt.
JSU102026 Talladega 10 Apr 1993 J. M. Ballard
1630
JSU
Hordeum pusillum Nuttall
UWAL0009002 Lee 01 May 1952 Cunningham, H.B.
s.n.
UWAL
Hordeum pusillum Nutt.
TROY000012254 Butler 07 May 2008 Alvin R. Diamond
19207
TROY
Hordeum pusillum Nuttall
JSU101997 Calhoun 11 May 1982 R. D. Whetstone
11026
JSU
Hordeum pusillum Nuttall
JSU102009 Fayette 17 Apr 1980 R. D. Whetstone
9535
JSU
Hordeum pusillum Nuttall
JSU101992 Blount 28 May 1975 R. D. Whetstone
4032
JSU
Hordeum pusillum Nuttall
AUA000017608 Elmore 11 MAY 1976 RUTLAND, DAVID W.
2605
AUA
HORDEUM PUSILLUM NUTT.
AUA000017587 Chilton 18 MAY 1976 RUTLAND, DAVID W.
2882
AUA
HORDEUM PUSILLUM NUTT.
TROY000039128 Montgomery 28 Apr 2014 Alvin R. Diamond
25024
TROY
Hordeum pusillum Nuttall
JSU102020 Limestone 10 May 1997 T. L. Hofmann
466
JSU
Hordeum pusillum Nuttall
TROY000027322 Fayette 06 Apr 2002 Daniel D. Spaulding
11167
TROY
Hordeum pusillum Nuttall
TROY000012263 Henry 13 Apr 2008 Alvin R. Diamond
18975
TROY
Hordeum pusillum Nuttall
AUA000017620 Perry 15 MAY 1971 FULLER, C. W.
076
AUA
HORDEUM PUSILLUM NUTT.
JSU101995 Calhoun 06 May 1986 C. L. Lawler
283
JSU
Hordeum pusillum Nuttall
TROY000027325 Tallapoosa 01 May 2006 Alvin R. Diamond
16334
TROY
Hordeum pusillum Nuttall
JSU102024 Mobile 09 Apr 1976 G. Wayner
621
JSU
Hordeum pusillum Nuttall
AUA000017585 Butler 4 MAY 1979 CRAWFORD, LLOYD C.
AUA
HORDEUM PUSILLUM NUTT.
UWAL0017522 Marengo 20 Apr 2013 England, J. Kevin
4178.1
UWAL
Hordeum pusillum Nuttall
UNA00054665 Lamar 28 Apr 2002 Brian R. Keener
2011
UNA
Hordeum pusillum Nutt.
UWAL0018084 Limestone 30 Apr 1987 Kral, R.
73795
UWAL
Hordeum pusillum Nutt.
UWAL0009235 Lee 01 May 1952 Cunningham, H.B.
s.n.
UWAL
Hordeum pusillum Nutt.
TROY000012261 Geneva 06 Apr 2002 Alvin R. Diamond
13022
TROY
Hordeum pusillum Nuttall
JSU102005 Elmore 10 May 1980 R. D. Whetstone
10023
JSU
Hordeum pusillum Nuttall
JSU102008 Fayette 17 Apr 1980 R. D. Whetstone
9532
JSU
Hordeum pusillum Nuttall
JSU101994 Calhoun 27 May 1982 R. D. Whetstone
11131
JSU
Hordeum pusillum Nuttall
AUA000017623 Randolph 18 APR 1985 NIXON, C. F.
1060
AUA
HORDEUM PUSILLUM NUTT.
AUA000017588 Chilton 18 MAY 1976 RUTLAND, DAVID W.
2846
AUA
HORDEUM PUSILLUM NUTT.
AUA000017593 Clay 6 MAY 1976 RUTLAND, DAVID W.
2545
AUA
HORDEUM PUSILLUM NUTT.
JSU101991 Blount 29 May 1974 T. A. Atkinson
285
JSU
Hordeum pusillum Nuttall
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