Chasmanthium laxum

Family:POACEAE
Species:Chasmanthium laxum (Linnaeus) Yates
Common Name:Slender Spikegrass; Slender Wood Oats
Habitat:**
Associated Ecological Communities:**
Growth Habit:Herb
Duration:**
Category:Vascular
USDA Symbol:**
Plant Notes:**
Taxonomic Notes:**
Status:Native, FACW- (NWI)
References:**
Specimen: View specimen details in the Alabama Herbarium Consortium Specimen Database

** Not applicable or data not available.

Classification

FamilyPOACEAE - Grass family
Genus Chasmanthium
Species Chasmanthium laxum (Linnaeus) Yates - Slender Spikegrass; Slender Wood Oats

Citation

Citation CHASMANTHIUM LAXUM (Linnaeus) H. O. Yates, Southw. Naturalist 11: 433. 1966.
Basionym: Holcus laxus Linnaeus 1753.
Type: VIRGINIA: Without data, Clayton 589 (lectotype: LINN; isolectotype: BM). Lectotypified by L. G. Clark, Ann. Missouri Bot. Gard. 77: 601. 1990.

** Not applicable or data not available.

Synonyms

SynonymFull CitationBasionymType
Chasmanthium gracile Chasmanthium gracile (Michaux) Link, Hort. Berol. 1: 159. 1827.Uniola gracilis Michaux 1803. 
Holcus laxus Holcus laxus Linnaeus, Sp. Pl. 1048. 1753. VIRGINIA: Without data, Clayton 589 (lectotype: LINN; isolectotype: BM). Lectotypified by L. G. Clark, Ann. Missouri Bot. Gard. 77: 601. 1990.
Uniola gracilis Uniola gracilis Michaux, Fl. Bor.-Amer. 1: 71. 1803. "Carolina ad Georgiam", without data, Michaux s.n. (holotype: P-M).
Uniola uniflora Uniola uniflora Benke, Rhodora 31: 148. 1929. TENNESSEE: Shelby Co.: Memphis, 19 Sep 1928, Benke 4874 (holotype: F; isotype: BM).
Uniola laxa Uniola laxa (Linnaeus) Britton, Sterns & Poggenberg, Prelim. Cat. 69. 1888.Holcus laxus Linnaeus 1753. 

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: Barbour, Bibb, Bullock, Butler, Calhoun, Chilton, Clarke, Clay, Cleburne, Coffee, Crenshaw, Dale, DeKalb, Elmore, Escambia, Etowah, Greene, Henry, Houston, Jackson, Jefferson, Lee, Limestone, Marshall, Mobile, Monroe, Montgomery, Pike, Russell, Shelby, Tuscaloosa, Washington

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: 1949 - 2003

Barcode / Accession No. County Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
Image
UNA00056506 Chilton 15 Sep 1979 John H. Wiersema
1292
UNA
Chasmanthium laxum (L.) Yates
UWAL0011805 Clarke 28 Aug 2009 Brian R. Keener
5614
UWAL
Chasmanthium laxum (Linnaeus) Yates
JSU107722 Monroe 12 Sep 1997 R. D. Whetstone
18604
JSU
Chasmanthium laxum (Linnaeus) Yates
JSU107714 Cleburne 25 Aug 1980 R. D. Whetstone
10344
JSU
Chasmanthium laxum (Linnaeus) Yates
TROY000011785 Dale 18 Sep 1997 Hannelore Rundell
396
TROY
Chasmanthium laxum (Linnaeus) Yates
UNA00056606 Tuscaloosa 28 Jul 1957 Temd R. Deason
s.n.
UNA
Chasmanthium laxum (L.) Yates
AUA000015803 Dale 19 AUG 1999 KRAL, ROBERT
88703
AUA
CHASMANTHIUM LAXUM (L.) YATES
UWAL0013852 Bullock 26 Jul 2012 Bailee Dykes
1099
UWAL
Chasmanthium laxum (Linnaeus) Yates
JSU107716 DeKalb 07 Sep 1986 R. D. Whetstone
15575
JSU
Chasmanthium laxum (Linnaeus) Yates
UNA00059306 Cleburne 28 Jul 2002 D. D. Spaulding
11492
UNA
Chasmanthium laxum (L.) Yates
JSU107713 Cleburne 19 Jul 1983 Melanie G. Bussey
791
JSU
Chasmanthium laxum (Linnaeus) Yates
AUA000015809 Shelby 16 SEP 1976 SESSLER, ANN H.
660
AUA
CHASMANTHIUM LAXUM (L.) YATES
UNA00056585 Mobile 10 Sep 1964 Rebecca Deramus
254d
UNA
Chasmanthium laxum (L.) Yates
AUA000015808 Pike 12 AUG 1973 KRAL, ROBERT
51202
AUA
CHASMANTHIUM LAXUM (L.) YATES
UWAL0030955 Henry 14 Aug 1998 Kral, R.
87626
UWAL
Chasmanthium laxum (L.) Yates
TROY000036753 Bullock 26 Jul 2012 Bailee Dykes
1099
TROY
Chasmanthium laxum (Linnaeus) Yates
UNA00056534 Elmore 01 Aug 1949 Marion Viccars
s.n.
UNA
Chasmanthium laxum (L.) Yates
JSU107715 DeKalb 14 Oct 1974 R. D. Whetstone
7395
JSU
Chasmanthium laxum (Linnaeus) Yates
TROY000026389 Cleburne 28 Jul 2002 Daniel D. Spaulding
11492
TROY
Chasmanthium laxum (Linnaeus) Yates
TROY000032964 Monroe 08 Sep 2011 Alvin R. Diamond
22501
TROY
Chasmanthium laxum (Linnaeus) Yates
JSU107708 Calhoun 08 Jul 1995 S. E. Hruska
760
JSU
Chasmanthium laxum (Linnaeus) Yates
JSU107720 Jefferson 28 Aug 1985 J. P. Barber
1746
JSU
Chasmanthium laxum (Linnaeus) Yates
AUA000015807 Pike 15 JUL 1995 DIAMOND, JR., ALVIN R.
9670
AUA
CHASMANTHIUM LAXUM (L.) YATES
JSU107718 Jackson 15 Jul 1998 K. R. Brodeur
1048
JSU
Chasmanthium laxum (Linnaeus) Yates
TROY000033604 Barbour 27 Aug 2011 Bailee Dykes
53
TROY
Chasmanthium laxum (Linnaeus) Yates
UWAL0018426 Houston 13 Aug 1998 R. Kral
87609
UWAL
Chasmanthium laxum (L.) Yates
TROY000026538 Butler 21 Sep 2008 Alvin R. Diamond
20086a
TROY
Chasmanthium laxum (Linnaeus) Yates
TROY000042787 Houston 03 Sep 2015 Alvin R. Diamond
26787
TROY
Chasmanthium laxum (Linnaeus) Yates
JSU107721 Marshall 07 Aug 1992 D. D. Spaulding
2579
JSU
Chasmanthium laxum (Linnaeus) Yates
JSU107719 Jackson 21 Sep 1997 D. D. Spaulding
10069
JSU
Chasmanthium laxum (Linnaeus) Yates
UNA00056607 Tuscaloosa 12 Jul 1980 B. C. Williams
s.n.
UNA
Chasmanthium laxum (L.) Yates
JSU107717 Etowah 31 Jul 1994 L. M. Hodge
2959
JSU
Chasmanthium laxum (Linnaeus) Yates
AUA000015801 Calhoun 6 AUG 1966 HARRIS, JOHN
AUA
CHASMANTHIUM LAXUM (L.) YATES
AUA000015804 Lee 1 JUL 1958 BANKS, DONALD J.
AUA
CHASMANTHIUM LAXUM (L.) YATES
UWAL0030782 Washington 18 Aug 1987 Kral, R.
74412
UWAL
Chasmanthium laxum (L.) Yates
UWAL0008827 Escambia 02 Aug 2003 R. Kral
94303
UWAL
Chasmanthium laxum (L.) Yates
TROY000011787 Monroe 24 Oct 2000 Robert Kral
90588
TROY
Chasmanthium laxum (Linnaeus) Yates
JSU107711 Cleburne 12 Jul 1993 J. M. Ballard
2905
JSU
Chasmanthium laxum (Linnaeus) Yates
UNA00056597 Bibb 20 Aug 1985 Charles N. Horn
791
UNA
Chasmanthium laxum (L.) Yates
JSU107712 Cleburne 02 Oct 1982 Melanie G. Bussey
505
JSU
Chasmanthium laxum (Linnaeus) Yates
AUA000015805 Lee 2 MAY 1958 BANKS, DONALD J.
AUA
CHASMANTHIUM LAXUM (L.) YATES
UNA00056584 Mobile 26 Aug 1965 Rebecca Deramus
714d
UNA
Chasmanthium laxum (L.) Yates
AUA000015806 Montgomery 1 OCT 1904 ANDREWS, ELIZABETH F.
AUA
CHASMANTHIUM LAXUM (L.) YATES
UWAL0019354 Limestone 24 Aug 1991 R. Kral
79621
UWAL
Chasmanthium laxum (L.) Yates
TROY000011802 Monroe 20 Sep 2007 Alvin R. Diamond
18270
TROY
Chasmanthium laxum (Linnaeus) Yates
UNA00065961 Escambia 02 Aug 2003 R. Kral
94303
UNA
Chasmanthium laxum (L.) Yates
TROY000011784 Crenshaw 28 Aug 1998 Alvin R. Diamond
11383
TROY
Chasmanthium laxum (Linnaeus) Yates
UWAL0018738 Russell 24 Jul 1990 R. Kral
77989
UWAL
Chasmanthium laxum (L.) Yates
UWAL0031982 Houston 03 Sep 2015 Diamond, Alvin R.
26787
UWAL
Chasmanthium laxum (Linnaeus) Yates
JSU107710 Cleburne 18 Jul 1995 S. E. Hruska
784
JSU
Chasmanthium laxum (Linnaeus) Yates
JSU107724 Washington 01 Nov 1997 J. W. Higginbotham
339
JSU
Chasmanthium laxum (Linnaeus) Yates
JSU107709 Clay 13 Aug 1997 D. D. Spaulding
9964
JSU
Chasmanthium laxum (Linnaeus) Yates
TROY000044234 Montgomery 31 Jul 2016 Alvin R. Diamond
27581
TROY
Chasmanthium laxum (Linnaeus) Yates
UNA00056602 Tuscaloosa s.d. Eugene A. Smith
s.n.
UNA
Chasmanthium laxum (L.) Yates
TROY000011790 Bullock 12 Aug 2002 Alvin R. Diamond
13574
TROY
Chasmanthium laxum (Linnaeus) Yates
JSU107723 Shelby 10 Sep 1982 R. D. Whetstone
12317
JSU
Chasmanthium laxum (Linnaeus) Yates
TROY000011786 Dale 07 Nov 1998 Hannelore Rundell
631
TROY
Chasmanthium laxum (Linnaeus) Yates
UNA00056537 Greene 28 Sep 1962 Roland M. Harper
4536
UNA
Chasmanthium laxum (L.) Yates
AUA000015802 Coffee 13 AUG 1973 KRAL, ROBERT
51236
AUA
CHASMANTHIUM LAXUM (L.) YATES
TROY000030889 Lee 01 Jul 1958 Donald Banks
s.n.
TROY
Chasmanthium laxum (Linnaeus) Yates
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