Region
Country
Specimen coordinates in square brackets [ ] have been approximated based on political units.
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| Mexico | | |
|
[23°37'00"N]
|
[102°34'30"W]
| 01 June 1897 | | Josiah Gregg | 885 | MO |
| Mexico | | |
|
[23°37'00"N]
|
[102°34'30"W]
| | | Anonymous | 2346 | MO |
| Mexico | Baja California Sur | San Antonio |
250 m
|
23°53'17"N
|
110°15'30"W
| 13 abril 1987 | | Pedro Tenorio L. & C. Romero de T. | 12815 | MEXU |
| Mexico | Baja California Sur | San Antonio |
250 m
|
23°53'17"N
|
110°15'30"W
| 13 abril 1987 | | Pedro Tenorio L. & C. Romero de T. | 12815 | MO |
| Mexico | Campeche | Campeche |
30 m
|
19°31'45"N
|
090°10'55"W
| 29 agosto 1992 | | B. Faust & P. Ucan | 0188 | MO |
| Mexico | Campeche | Campeche |
30 m
|
19°31'45"N
|
090°10'55"W
| 29 agosto 1992 | | B. Faust & P. Ucan | 0188 | CICY |
| Mexico | Nuevo León | |
|
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| 10 September 1902 | | Cyrus G. Pringle | 9719 | MO |
| Mexico | Nuevo León | |
700 m
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| 14 May 1991 | | David S. Seigler, John E. Ebinger, H. David Clarke & Karin Readel | 13379 | MO |
| Mexico | Nuevo León | |
|
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| 12 May 1991 | | David S. Seigler, John E. Ebinger, H. David Clarke & Karin Readel | 13316 | MO |
| Mexico | Nuevo León | |
|
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| 28 May 1847 | | A. Wislizenus | 345 | MO |
| Mexico | Nuevo León | |
|
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| 17 July 1971 | | John D. Dwyer, David L. Spellman, Joseph E. Vaughan & Richard P. Wunderlin | 21 | MO |
| Mexico | Nuevo León | |
|
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| 17 December 1990 | | David S. Seigler, John E. Ebinger, H. David Clarke & C. Gratton | 13141 | MO |
| Mexico | Nuevo León | Monterrey |
|
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| 01 August 1889 | | Cyrus G. Pringle | 2410 | MO |
| Mexico | Nuevo León | Monterrey |
550 m
|
|
| July 1911 | | Bro. Abbon | 6242 | MO |
| Mexico | Nuevo León | Monterrey |
|
|
| 30 January 1847 | | Josiah Gregg | 114 | MO |
| Mexico | Nuevo León | Sabinas Hidalgo |
610 ft
|
|
| 17 June 1939 | | Virginius H. Chase | 7048 | MO |
| Mexico | Quintana Roo | José María Morelos |
38 m
|
19°54'00"N
|
088°45'36"W
| | | George F. Gaumer | 1381 | MO |
| Mexico | Tamaulipas | |
240 m
|
|
| 24 July 1948 | | Fred G. Meyer & David J. Rogers | 2835 | MO |
| Mexico | Tamaulipas | |
|
|
| 17 May 1991 | | David S. Seigler, John E. Ebinger, H. David Clarke & Karin Readel | 13439 | MO |
| Mexico | Tamaulipas | Aldama |
246 m
|
23°02'46"N
|
098°01'58"W
| 13 noviembre 2013 | | Guillemo Alejandro Martínez Llanos | 116a | MEXU |
| Mexico | Tamaulipas | Aldama |
246 m
|
23°02'46"N
|
098°01'58"W
| 13 noviembre 2013 | | Guillemo Alejandro Martínez Llanos | 116a | MO |
| Mexico | Tamaulipas | Mendez |
77 m
|
25°08'50"N
|
098°34'02"W
| 27 agosto 2013 | | Jorge Luis Galeana Abarca | 362 | MO |
| Mexico | Tamaulipas | Mendez |
77 m
|
25°08'50"N
|
098°34'02"W
| 27 agosto 2013 | | Jorge Luis Galeana Abarca | 362 | MEXU |
| Mexico | Tamaulipas | San Fernando |
|
|
| 04 octubre 1984 | | S. Rodríguez | 201 | MO |
| Mexico | Tamaulipas | Soto La Marina |
|
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| 05 January 1971 | | E. Martínez O. | 67 | MO |
| Mexico | Tamaulipas | Soto La Marina |
|
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| 05 enero 1971 | | E. Martínez O. | 67 | MO |
| Mexico | Tamaulipas | Victoria |
320 m
|
23°43'48"N
|
099°08'24"W
| 01 February 1907 - 09 April 1907 | | Edward Palmer | 126 | MO |
| Mexico | Tamaulipas | Victoria |
320 m
|
23°43'48"N
|
099°08'24"W
| 01 May 1907 - 13 June 1907 | | Edward Palmer | 430 | MO |
| Mexico | Tamaulipas | Villagran |
340 m
|
24°37'06"N
|
099°22'31"W
| 09 septiembre 2013 | | Jorge Luis Galeana Abarca | 172 | MEXU |
| Mexico | Tamaulipas | Villagran |
340 m
|
24°37'06"N
|
099°22'31"W
| 09 septiembre 2013 | | Jorge Luis Galeana Abarca | 172 | MO |
| Mexico | Yucatán | Calotmul |
25 m
|
20°58'12"N
|
088°06'36"W
| | | George F. Gaumer & Sons | 2368 | MO |
| Mexico | Yucatán | Río Lagartos |
|
21°34'00"N
|
088°10'00"W
| 7 Aug 1991 | | Paulino Simá Polanco & M. Méndez | 1287 | MO |
| Mexico | Yucatán | Río Lagartos |
|
21°36'00"N
|
088°01'48"W
| 22 mar 1988 | | Edgar Fco. Cabrera C. & H. de Cabrera | 15726 | MO |
| United States | Texas | Bexar |
|
[29°27'00"N]
|
[098°31'00"W]
| 20 June 1911 | | Joseph Clemens & Mary Strong Clemens | 710 | MO |
| United States | Texas | Cameron |
|
[26°07'00"N]
|
[097°31'00"W]
| July 1913 | | Harley P. Chandler | 7022 | MO |
| United States | Texas | Cameron |
10 ft
|
[26°07'00"N]
|
[097°31'00"W]
| 22 April 1959 | | Alfred Traverse | 1045 | MO |
| United States | Texas | Cameron |
|
[26°07'00"N]
|
[097°31'00"W]
| 27 March 1932 | | Marcus E. Jones | 29322 | MO |
| United States | Texas | Hidalgo |
|
[26°20'00"N]
|
[098°12'00"W]
| 02 July 1932 | | Elzada U. Clover | 7 | MO |
| United States | Texas | Hidalgo |
|
[26°20'00"N]
|
[098°12'00"W]
| 31 January 1919 | | Herbert C. Hanson | 329 | MO |
| United States | Texas | Jim Wells |
|
[27°46'00"N]
|
[098°06'00"W]
| 01 August 1921 - 05 August 1921 | | Roxana S. Ferris & Carl D. Duncan | 3068 | MO |
| United States | Texas | Willacy |
|
[26°28'00"N]
|
[097°38'00"W]
| 26 June 1941 | | Benjamin C. Tharp | s.n. | MO |
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