Carya illinoinensis

ClassificationDicots
FamilyJuglandaceae
Family (Traditional)Juglandaceae
GenusCarya
SpeciesCarya illinoinensis (Wangenh.) K. Koch
Common Namepecan
Growth Habittree
Plant NotesLeaf Persistance: Deciduous; Habit: tree; Woody/Herbaceous: woody; Terrestrial/Aquatic: Terrestrial;
Leaf Arrangement: Alternate; Simple/Compound: Compound; Leaf Complexity: 1; Leaf Type: Broadleaf; Leaf Veination: Pinnate; Petiole Type: Petiolate; Leaf/Leaflet Shapes: Elliptic;Falcate;Lanceolate;Narrowly Elliptic;Oblanceolate;Ovate; Leaf/Leaflet Apex Shape: Acuminate; Leaf/Leaflet Base Shape: Acute;Cuneate;Oblique;Obtuse;Rounded; Leaf/Leaflet Margins: Serrulate;
Hypanthium: No; Perianth Absent: No; Flower Color2: Yellow; Fruit Color: Brown ;
*Average C-Value: 3.7
C value 4
StatusNative; AGCP (FACU), EMP (FACU) (NWPL); TN[SNR] KY[S3S4] (State Rank); G5 (Global Rank)
Specimen(s) View and Download Specimen Details »

** Not applicable or data not available.

Species Distribution Map

This species has been reported in the counties highlighted in the interactive distribution map below. Click on a county to display the its name. Click the question mark icon () to view additional information about the ecoregions shown. In the map legend, there are links to toggle the visibility of the ecoregions and/or their labels. In addition, clicking on an ecoregion name will highlight that region on the map.

  • State Boundaries
  • Counties
  • Counties - Species Present
Ecoregions
  • Southeastern Plains
    • Blackland Prarie
  • Blue Ridge Mountains
  • Ridge and Valley
  • Cumberland Plateau
  • Cumberland Mountains
  • Allegheny Plateau
  • Interior Plateau
    • Bluegrass Region
    • Nashville Basin
    • Pennyroyal Karst Plain
    • Western Highland Rim
    • Eastern Highland Rim

Synonyms

SynonymFull Citation
Carya illinoiensis Carya illinoiensis K. Koch
Carya oliviformis Carya oliviformis
Carya pecan Carya pecan (Walter) Nutt.
Carya tetraptera Carya tetraptera
Hicoria pecan Hicoria pecan Britton

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.

Counties included on distribution map: Adair (KY), Ballard (KY), Breckinridge (KY), Calloway (KY), Carlisle (KY), Clinton (KY), Crittenden (KY), Daviess (KY), Fayette (KY), Fulton (KY), Henderson (KY), Hickman (KY), Jackson (KY), Lyon (KY), Madison (KY), Marshall (KY), Perry (KY), Shelby (KY), Trigg (KY), Trimble (KY), Union (KY), Warren (KY), Bedford (TN), Blount (TN), Bradley (TN), Carroll (TN), Cheatham (TN), Claiborne (TN), Coffee (TN), Crockett (TN), Davidson (TN), Dyer (TN), Franklin (TN), Gibson (TN), Giles (TN), Hamilton (TN), Hardeman (TN), Haywood (TN), Henry (TN), Humphreys (TN), Lake (TN), Lauderdale (TN), Lewis (TN), Lincoln (TN), Macon (TN), Madison (TN), Marion (TN), Maury (TN), Montgomery (TN), Obion (TN), Polk (TN), Putnam (TN), Rutherford (TN), Shelby (TN), Stewart (TN), Warren (TN), Weakley (TN), Williamson (TN), Wilson (TN)

Herbaria represented by specimen data listed below: APSC, BEREA, EKY, HTTU, KNK, MTSU, SWMT, TENN, UCHT, UTM, VDB

Range of years during which specimens were collected: 1937 - 2014

Accession No. (click for full details) County State Coll. Date Collector &
Collection No.
Herbarium &
Herbarium Name Used
31234100504529 Clinton Kentucky 07 Aug 1999 Mark A. Gorton
99-980
EKY
Carya illinoinensis
31234100504537 Crittenden Kentucky 27 Aug 1980 R. Hannan, L. R. Phillippe
05213
EKY
Carya illinoinensis
31234100504495 Breckinridge Kentucky 20 Oct 2003 Ronald L. Jones
9588
EKY
Carya illinoinensis
31234100504552 Henderson Kentucky 16 Oct 1983 Ronald L. Jones
4209
EKY
Carya illinoinensis
31234100504628 Union Kentucky 27 Aug 1980 Richard H. Hannan
5250
EKY
Carya illinoinensis
31234100504578 Hickman Kentucky 14 Oct 1997 Ross C. Clark
23833
EKY
Carya illinoinensis
31234100504685 Adair Kentucky 09 Oct 1988 Bruce Hoagland
824
EKY
Carya illinoinensis
31234100504602 Marshall Kentucky 06 Oct 1996 Ronald L. Jones
8066
EKY
Carya illinoinensis
31234100504586 Jackson Kentucky 01 Aug 1992 Joe Abner
92-110
EKY
Carya illinoinensis
31234100504610 Perry Kentucky 06 Jul 1986 Earlis Thornsberry
122
EKY
Carya illinoinensis
31234100504594 Madison Kentucky 21 Oct 1993 Gary W. Libby
OB-634
EKY
Carya illinoinensis
BEREA015458 Lake Tennessee
BEREA
Carya illinoiensis
BEREA015452 Fayette Kentucky
BEREA
Carya illinoiensis
BEREA015453 Madison Kentucky
BEREA
Carya illinoiensis
31234100504560 Hickman Kentucky 28 Jun 1973 Elizabeth M. Browne
73D7.1
EKY
Carya illinoinensis
31234100504636 Union Kentucky 27 Aug 1980 Richard H. Hannan
5253
EKY
Carya illinoinensis
N/A Clinton Kentucky 07 Aug 1999 Mark A. Gorton
99-982
EKY
Carya illinoinensis
31234100504487 Ballard Kentucky 06 Oct 1996 Ronald L. Jones
8022
EKY
Carya illinoinensis
31234100504677 Carroll Tennessee 22 Oct 1972 Betty Ann Thompson
903
EKY
Carya illinoinensis
31234100504503 Clinton Kentucky 07 Aug 1999 Mark A. Gorton
99-981
EKY
Carya illinoinensis
31234100504545 Fulton Kentucky 11 May 1963 Edward T. Browne Jr.
6997
EKY
Carya illinoinensis
31234100504511 Clinton Kentucky 07 Aug 1999 Mark A. Gorton
99-979
EKY
Carya illinoinensis
TENN-V-0077519 Lauderdale Tennessee
TENN
Carya illinoinensis
TENN-V-0078112 Henderson Kentucky
TENN
Carya illinoinensis
TENN-V-0077522 Marion Tennessee
TENN
Carya illinoinensis
TENN-V-0077517 Haywood Tennessee
TENN
Carya illinoinensis
TENN-V-0077509 Davidson Tennessee
TENN
Carya illinoinensis
TENN-V-0077521 Madison Tennessee
TENN
Carya illinoinensis
BEREA015457 Madison Kentucky
BEREA
Carya illinoiensis
BEREA015456 Madison Kentucky
BEREA
Carya illinoiensis
31973000014326 Daviess Kentucky
KNK
Carya illinoinensis
TENN-V-0077513 Gibson Tennessee
TENN
Carya illinoinensis
TENN-V-0077526 Shelby Tennessee
TENN
Carya illinoinensis
TENN-V-0077525 Obion Tennessee
TENN
Carya illinoinensis
TENN-V-0078113 Hickman Kentucky
TENN
Carya illinoinensis
TENN-V-0077523 Obion Tennessee
TENN
Carya illinoinensis
TENN-V-0077507 Davidson Tennessee
TENN
Carya illinoinensis
TENN-V-0077530 Shelby Tennessee
TENN
Carya illinoinensis
TENN-V-0077527 Shelby Tennessee
TENN
Carya illinoinensis
TENN-V-0077504 Carroll Tennessee
TENN
Carya illinoinensis
TENN-V-0077531 Stewart Tennessee
TENN
Carya illinoinensis
TENN-V-0077520 Lincoln Tennessee
TENN
Carya illinoinensis
TENN-V-0077515 Hardeman Tennessee
TENN
Carya illinoinensis
TENN-V-0077502 Blount Tennessee
TENN
Carya illinoinensis
TENN-V-0077524 Obion Tennessee
TENN
Carya illinoinensis
TENN-V-0077511 Davidson Tennessee
TENN
Carya illinoinensis
TENN-V-0077532 Williamson Tennessee
TENN
Carya illinoinensis
TENN-V-0077518 Lauderdale Tennessee
TENN
Carya illinoinensis
TENN-V-0077503 Blount Tennessee
TENN
Carya illinoinensis
TENN-V-0077529 Shelby Tennessee
TENN
Carya illinoinensis
TENN-V-0077512 Franklin Tennessee
TENN
Carya illinoinensis
TENN-V-0077508 Davidson Tennessee
TENN
Carya illinoinensis
UCHT009174 Polk Tennessee
UCHT
Carya illinoiensis
UCHT009181 Davidson Tennessee
UCHT
Carya illinoiensis
UCHT009180 Davidson Tennessee
UCHT
Carya illinoiensis
APSC0048973 Williamson Tennessee
APSC
Carya illinoinensis
APSC0016051 Stewart Tennessee
APSC
Carya illinoinensis
APSC0016067 Montgomery Tennessee
APSC
Carya illinoinensis
TENN-V-0077506 Crockett Tennessee
TENN
Carya illinoinensis
TENN-V-0077505 Claiborne Tennessee
TENN
Carya illinoinensis
TENN-V-0077514 Giles Tennessee
TENN
Carya illinoinensis
TENN-V-0192613 Davidson Tennessee
TENN
Carya illinoinensis
TENN-V-0077516 Haywood Tennessee
TENN
Carya illinoinensis
TENN-V-0077528 Shelby Tennessee
TENN
Carya illinoinensis
TENN-V-0077510 Tennessee
TENN
Carya illinoinensis
UCHT009182 Davidson Tennessee
UCHT
Carya illinoiensis
UCHT009171 Hamilton Tennessee
UCHT
Carya illinoiensis
UCHT009179 Franklin Tennessee
UCHT
Carya illinoiensis
UCHT009183 Marion Tennessee
UCHT
Carya illinoiensis
UCHT009173 Hamilton Tennessee
UCHT
Carya illinoiensis
APSC0076641 Hickman Kentucky
APSC
Carya illinoinensis
APSC0016057 Stewart Tennessee
APSC
Carya illinoinensis
APSC0016052 Trigg Kentucky
APSC
Carya illinoinensis
APSC0079502 Trimble Kentucky
APSC
Carya illinoinensis
APSC0016063 Henry Tennessee
APSC
Carya illinoinensis
APSC0016055 Stewart Tennessee
APSC
Carya illinoinensis
APSC0016058 Trigg Kentucky
APSC
Carya illinoinensis
APSC0016056 Trigg Kentucky
APSC
Carya illinoinensis
APSC0092129 Lake Tennessee
APSC
Carya illinoinensis
APSC0094261 Shelby Tennessee 28 Aug 1967 Elizabeth Browne
APSC
Carya illinoinensis
APSC0065478 Madison Tennessee
APSC
Carya illinoinensis
APSC0016064 Cheatham Tennessee
APSC
Carya illinoinensis
APSC0059347 Stewart Tennessee
APSC
Carya illinoinensis
APSC0016054 Trigg Kentucky
APSC
Carya illinoinensis
APSC0016048 Lyon Kentucky
APSC
Carya illinoinensis
APSC0016068 Montgomery Tennessee
APSC
Carya illinoinensis
APSC0052989 Ballard Kentucky
APSC
Carya illinoinensis
HTTU017686 Davidson Tennessee
HTTU
Carya illinoinensis
APSC0016062 Humphreys Tennessee
APSC
Carya illinoinensis
APSC0016050 Stewart Tennessee
APSC
Carya illinoinensis
APSC0016065 Montgomery Tennessee
APSC
Carya illinoinensis
APSC0016060 Montgomery Tennessee
APSC
Carya illinoinensis
APSC0016066 Montgomery Tennessee
APSC
Carya illinoinensis
APSC0016047 Lyon Kentucky
APSC
Carya illinoinensis
APSC0016053 Stewart Tennessee
APSC
Carya illinoinensis
APSC0084703 Davidson Tennessee
APSC
Carya illinoinensis
APSC0016059 Stewart Tennessee
APSC
Carya illinoinensis
APSC0069889 Fulton Kentucky
APSC
Carya illinoinensis
APSC0016049 Trigg Kentucky
APSC
Carya illinoinensis
APSC0042560 Hamilton Tennessee
APSC
Carya illinoinensis
HTTU017683 Tennessee
HTTU
Carya illinoinensis
HTTU017678 Calloway Kentucky
HTTU
Carya illinoinensis
HTTU017684 Obion Tennessee
HTTU
Carya illinoinensis
HTTU021304 Kentucky
HTTU
Carya illinoinensis
HTTU017685 Tennessee
HTTU
Carya illinoinensis
MTSU010746 Rutherford Tennessee 24 Sep 2002 Dwayne Coleman
MTSU
Carya illinoinensis
MTSU010765 Rutherford Tennessee 01 Oct 1987 Linda Thorburn
MTSU
Carya illinoinensis
MTSU010714 Dyer Tennessee 18 Oct 2000 Rebecca Frye
MTSU
Carya illinoinensis
MTSU010739 Rutherford Tennessee 30 Oct 2001 Jordan McConnell
MTSU
Carya illinoinensis
MTSU010775 Rutherford Tennessee 12 Sep 1983 Beth Talley
5
MTSU
Carya illinoinensis
MTSU010748 Rutherford Tennessee 20 Sep 1986 Mike Uss
MTSU
Carya illinoinensis
MTSU010717 Rutherford Tennessee 06 Nov 1999 Mary Ann Landrum
MTSU
Carya illinoinensis
MTSU010769 Rutherford Tennessee 11 Oct 1979 Esther Woodward
58
MTSU
Carya illinoinensis
MTSU010759 Bedford Tennessee 09 Sep 2000 Angela Cathey
MTSU
Carya illinoinensis
MTSU010718 Williamson Tennessee 11 Nov 2003 Phillip Hulan
MTSU
Carya illinoinensis
MTSU010998 Davidson Tennessee 10 Sep 2001 Angela Cathey
402
MTSU
Carya illinoinensis
HTTU017679 Putnam Tennessee
HTTU
Carya illinoinensis
HTTU017681 Carlisle Kentucky
HTTU
Carya illinoinensis
MTSU024137 Humphreys Tennessee 28 Sep 2014 Kristin Forrester
7
MTSU
Carya illinoinensis
MTSU010751 Rutherford Tennessee 08 Nov 1998 Sherry Prayter
MTSU
Carya illinoinensis
MTSU010767 Rutherford Tennessee 11 Oct 1979 Bill Walker
19
MTSU
Carya illinoinensis
MTSU010740 Warren Tennessee 13 Sep 2003 David Palmer
MTSU
Carya illinoinensis
MTSU010716 Rutherford Tennessee 15 Oct 2000 Jonathan Shannon
MTSU
Carya illinoinensis
MTSU010774 Davidson Tennessee 10 Sep 1992 C. Moran
MTSU
Carya illinoinensis
MTSU010757 Rutherford Tennessee 20 Oct 1991 Lisa Dill
MTSU
Carya illinoinensis
MTSU010733 Rutherford Tennessee 21 Sep 1984 Melissa Tucker
84
MTSU
Carya illinoinensis
MTSU010747 Warren Tennessee 16 Nov 1992 Debbie Hoff
MTSU
Carya illinoinensis
MTSU010752 Rutherford Tennessee 17 Oct 1991 Hope Dodson
MTSU
Carya illinoinensis
MTSU010755 Rutherford Tennessee 23 Oct 1980 Becky Stevens
34
MTSU
Carya illinoinensis
MTSU010723 Rutherford Tennessee Don F. Brown
MTSU
Carya illinoinensis
MTSU010771 Franklin Tennessee 01 Sep 2008 Brian Huber
63
MTSU
Carya illinoinensis
MTSU010728 Davidson Tennessee 09 Sep 1984 Don Spires
018
MTSU
Carya illinoinensis
MTSU010761 Rutherford Tennessee 11 Sep 2003 Rebecca McWhirter
MTSU
Carya illinoinensis
MTSU010742 Rutherford Tennessee 04 Nov 2006 Shea Cofer
MTSU
Carya illinoinensis
MTSU010735 Rutherford Tennessee 29 Sep 1983 Elisabeth Stanley
46
MTSU
Carya illinoinensis
MTSU010719 Rutherford Tennessee 24 Sep 1998 Spence Dowlen
MTSU
Carya illinoinensis
MTSU024138 Madison Tennessee 12 Oct 2014 Megan B. Morris
21
MTSU
Carya illinoinensis
MTSU010730 Rutherford Tennessee 11 Oct 1979 W. M. Ponath
45
MTSU
Carya illinoinensis
MTSU010753 Maury Tennessee 17 Sep 1988 Peggy Whaley
MTSU
Carya illinoinensis
MTSU010764 Rutherford Tennessee 11 Oct 1979 Jamie Jones
81
MTSU
Carya illinoinensis
MTSU010763 Rutherford Tennessee 17 Sep 2009 Richard Marko
86
MTSU
Carya illinoinensis
MTSU010713 Rutherford Tennessee 19 Sep 1989 MAM
MTSU
Carya illinoinensis
MTSU010732 Rutherford Tennessee 08 Sep 1984 Wayne Price
38
MTSU
Carya illinoinensis
MTSU010738 Rutherford Tennessee 20 Sep 1981 Pat Hayes
89
MTSU
Carya illinoinensis
MTSU010749 Rutherford Tennessee 11 Oct 1998 Lori Pittman
MTSU
Carya illinoinensis
MTSU010721 Rutherford Tennessee 23 Oct 1980 Ira Scott
40
MTSU
Carya illinoinensis
MTSU010744 Rutherford Tennessee 23 Oct 2011 W. M. Hamilton
43
MTSU
Carya illinoinensis
MTSU010729 Lewis Tennessee 30 Oct 1988 Paris Thompson
MTSU
Carya illinoinensis
MTSU010734 Madison Tennessee 08 Nov 1980 Rose Mary LaGrange
25
MTSU
Carya illinoinensis
MTSU010741 Davidson Tennessee 05 Oct 1990 Greg Anderson
MTSU
Carya illinoinensis
MTSU010766 Coffee Tennessee 25 Oct 2003 Christopher G. Meyer
MTSU
Carya illinoinensis
MTSU010725 Rutherford Tennessee 25 Sep 1981 Debbie Thibault
31
MTSU
Carya illinoinensis
MTSU010768 Wilson Tennessee 17 Oct 1979 William A. Zaharias
MTSU
Carya illinoinensis
MTSU010731 Coffee Tennessee 07 Sep 1984 Danny L. Bryan
9
MTSU
Carya illinoinensis
MTSU010720 Rutherford Tennessee Oct. 18 Vickie Hillis
41
MTSU
Carya illinoinensis
MTSU010758 Rutherford Tennessee 11 Oct 1991 Lisa Wilson
MTSU
Carya illinoinensis
MTSU010715 Rutherford Tennessee 01 Nov 2000 Jonathan Shannon
MTSU
Carya illinoinensis
MTSU010620 Coffee Tennessee 27 Oct 1986 Lyle Mason
MTSU
Carya illinoinensis
MTSU010726 Marion Tennessee 13 Oct 1984 Don Lewis
30
MTSU
Carya illinoinensis
MTSU010756 Rutherford Tennessee 06 Sep 2003 Juliana Wise Kyzar
MTSU
Carya illinoinensis
MTSU010762 Rutherford Tennessee 10 Oct 2000 Jerry Gragg
MTSU
Carya illinoinensis
MTSU010745 Bedford Tennessee 10 Oct 1992 Kelly M. Skelton
MTSU
Carya illinoinensis
MTSU010754 Rutherford Tennessee 01 Oct 1987 Linda Thorburn
MTSU
Carya illinoinensis
MTSU010736 Macon Tennessee 04 Nov 1979 Valerie Schulz
64
MTSU
Carya illinoinensis
MTSU010737 Rutherford Tennessee 11 Oct 1983 John Swanson
39
MTSU
Carya illinoinensis
MTSU010727 Rutherford Tennessee 11 Oct 1979 Ann Arbuckle
83
MTSU
Carya illinoinensis
UCHT030229 Tennessee
UCHT
Carya illinoiensis
UCHT030225 Bradley Tennessee
UCHT
Carya illinoiensis
MTSU010621 Davidson Tennessee 01 Apr 1986 Ramona Winters
31
MTSU
Carya illinoinensis
MTSU010743 Rutherford Tennessee 27 Oct 1986 Kurt E. Blum
MTSU
Carya illinoinensis
MTSU010773 Cheatham Tennessee 16 Sep 1995 Jennifer Hutcherson
MTSU
Carya illinoinensis
MTSU010724 Rutherford Tennessee 09 Oct 1983 Richard O'Bryan
31
MTSU
Carya illinoinensis
MTSU010750 Coffee Tennessee 27 Oct 1991 Chris Bumgarner
MTSU
Carya illinoinensis
MTSU010772 Macon Tennessee 04 Nov 1979 Don Green
33
MTSU
Carya illinoinensis
UTM00895 Weakley Tennessee
UTM
Carya illinoinensis
BRIT120855 Williamson Tennessee 11 Oct 1987 R. Kral
74550
VDB
Carya illinoinensis
BRIT120856 Lake Tennessee 15 Jul 1986 Milo Guthrie
1217
VDB
Carya illinoinensis
BRIT120861 Madison Tennessee 19 Oct 1998 R. Kral
87852
VDB
Carya illinoinensis
BRIT120859 Obion Tennessee 27 Oct 1986 Milo Guthrie
1536
VDB
Carya illinoinensis
BRIT120870 Davidson Tennessee 09 May 1961 R. K. Farris
54
VDB
Carya illinoinensis
SWMT02004 Shelby Tennessee 15 May 1941 O. P.
SWMT
Carya pecan
BRIT120862 Davidson Tennessee 06 May 1994 R. Kral
83436
VDB
Carya illinoinensis
BRIT120868 Davidson Tennessee 20 Apr 1988 R. Kral
74598
VDB
Carya illinoinensis
BRIT120869 Davidson Tennessee 01 Jul 1991 R. Kral
79323
VDB
Carya illinoinensis
BRIT120864 Davidson Tennessee 09 May 1961 Hugh H. Byrd
57
VDB
Carya illinoinensis
BRIT120865 Davidson Tennessee 06 Sep 1990 Leg. ign.
295
VDB
Carya illinoinensis
BRIT120860 Madison Tennessee 05 Aug 1976 Paul Somers
744
VDB
Carya illinoinensis
BRIT120858 Obion Tennessee 01 Oct 1963 Delzie Demaree
49164
VDB
Carya illinoinensis
BRIT120866 Davidson Tennessee 02 Sep 1980 M. Tillman
6
VDB
Carya illinoinensis
SWMT02013 Tennessee 11 May 1937
SWMT
Hicoria pecan
SWMT01993 Shelby Tennessee 00 May 1979 Mimi Ward and Elaine Toulon
SWMT
Carya illinoinensis
SWMT01995 Shelby Tennessee 23 Apr 1941 O. P.
SWMT
Carya illinoinensis
SWMT01994 Shelby Tennessee 02 May 1975 James H. Graves
SWMT
Carya illinoinensis
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Plant Photos

Carya illinoinensis - Tara Littlefield
Carya illinoinensis - Tara Littlefield
Carya illinoinensis - Theo Witsell
Carya illinoinensis - Theo Witsell