Region
Country
Specimen coordinates in square brackets [ ] have been approximated based on political units.
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| Mexico | Coahuila | |
700 f
|
|
| 19 Apr 1900 | | Cyrus G. Pringle | 8296 | MO |
| Mexico | Coahuila | |
2300 m
|
24°54'00"N
|
101°45'00"W
| 20 July 1941 | | L.R. Stanford, K.L. Retherford & R.D. Northcraft | 513 | MO |
| Mexico | Coahuila | Arteaga |
2350 m
|
|
| 16 November 2002 | | George S. Hinton | 27807 | GBH |
| Mexico | Coahuila | Múzquiz |
|
|
| July 1, 1936 | | F. Lyle Wynd & Cornelius H. Muller | 398 | MO |
| Mexico | Coahuila | Múzquiz |
520 m
|
|
| 7 May 1989 | | Guy L. Nesom & Julia Nesom | 7018 | MO |
| Mexico | Coahuila | Saltillo |
1540 m
|
25°27'00"N
|
100°56'00"W
| 16 July 1848 | | Josiah Gregg | 258 | MO |
| Mexico | Durango | |
|
|
| 11 May 1847 | | Josiah Gregg | 622 | MO |
| Mexico | Nuevo León | |
1720 m
|
|
| 01 August 1990 | | James C. Hinton | 20614 | GBH |
| Mexico | Nuevo León | |
|
|
| March 26, 1944 | | Norman T. Heard, Grady L. Webster & Fred A. Barkley | 14514 | MO |
| Mexico | Nuevo León | Aramberri |
975 m
|
24°05'58"N
|
099°48'55"W
| 14 May 1991 | | George S. Hinton | 20918 | GBH |
| Mexico | Nuevo León | Aramberri |
950 m
|
24°05'58"N
|
099°48'55"W
| 30 November 1989 | | George S. Hinton | 20017 | GBH |
| Mexico | Nuevo León | Aramberri |
1040 m
|
24°05'58"N
|
099°48'55"W
| 16 June 1990 | | George S. Hinton | 20365 | GBH |
| Mexico | Nuevo León | Aramberri |
1165 m
|
24°05'58"N
|
099°48'55"W
| 01 September 1990 | | George S. Hinton | 20585 | GBH |
| Mexico | Nuevo León | Doctor Arroyo |
1736 m
|
|
| 04 August 2008 | | George S. Hinton | 28655 | GBH |
| Mexico | Nuevo León | Galeana |
|
24°35'24"N
|
099°59'24"W
| August 5, 1936 | | Mary Elizabeth Taylor | 88 | MO |
| Mexico | Nuevo León | Galeana |
2050 m
|
|
| 14 October 1949 | | James C. Hinton | 16881 | GBH |
| Mexico | Nuevo León | Galeana |
1850 m
|
24°49'12"N
|
100°04'12"W
| 19 June 1989 | | George S. Hinton | 19479 | GBH |
| Mexico | Nuevo León | Galeana |
1850 m
|
24°49'12"N
|
100°04'12"W
| 09 August 1989 | | George S. Hinton | 19486 | GBH |
| Mexico | Nuevo León | Montemorelos |
500 m
|
|
| 19 May 1994 | | James C. Hinton | 24236 | GBH |
| Mexico | San Luis Potosí | |
|
|
| 10 septiembre 1973 | | Roberto Banda S. & et al. | s.n. | MO |
| Mexico | San Luis Potosí | Rioverde |
|
21°56'00"N
|
099°59'00"W
| 02 June 1904 - 08 June 1904 | | Edward Palmer | 47 | MO |
| Mexico | Tamaulipas | |
|
|
| July 5, 1949 | | L.R. Stanford, L.A. Taylor & S.M. Lauber | 2276 | MO |
| Mexico | Tamaulipas | |
320 m
|
23°43'48"N
|
099°08'24"W
| February 1, 1907 - April 9, 1907 | | Edward Palmer | 178 | MO |
| United States | New Mexico | |
|
|
| 1851 - 1852 | | Charles (Carlos) Wright | 1291 | MO |
| United States | Texas | Blanco |
805 f
|
30°18'37"N
|
098°14'40"W
| 04 June 2016 | | George Yatskievych & Strong, Anna W. | 16-175 | MO |
| United States | Texas | Blanco |
955 f
|
30°19'54"N
|
098°15'22"W
| 14 June 2017 | | George Yatskievych, Norma Fowler & et al. | 17-078 | MO |
| United States | Texas | Blanco |
805 f
|
30°18'37"N
|
098°14'40"W
| 04 June 2016 | | George Yatskievych & Strong, Anna W. | 16-175 | TEX |
| United States | Texas | Blanco |
955 f
|
30°19'54"N
|
098°15'22"W
| 14 June 2017 | | George Yatskievych, Norma Fowler & et al. | 17-078 | TEX |
| United States | Texas | Brewster |
1169 m
|
29°42'55"N
|
103°34'16"W
| 12 May 2001 | | Richard R. Clinebell II | 3076 | MO |
| United States | Texas | Taylor |
630 m
|
32°08'00"N
|
100°00'00"W
| 26 May 1990 | | James S. Miller & et al. | 5179 | MO |
| United States | Texas | Uvalde |
330 m
|
29°24'14"N
|
099°38'31"W
| 29 April 2019 | | Andrew Townesmith, Adam Black & Carolina Romero | 3391 | |
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