Region
Country
Specimen coordinates in square brackets [ ] have been approximated based on political units.
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| Mexico | | |
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[23°37'00"N]
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[102°34'30"W]
| | | Jean L. Berlandier | 398 | MO |
| Mexico | | |
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[23°37'00"N]
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[102°34'30"W]
| May 7, 1937 | | Eizi Matuda | 1259 | MO |
| Mexico | | |
2300 m
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[23°37'00"N]
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[102°34'30"W]
| 20/ V/1981 | | Jerzy Rzedowski | 37308 | MO |
| Mexico | | |
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[23°37'00"N]
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[102°34'30"W]
| | | Anonymous | s.n. | MO |
| Mexico | | |
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[23°37'00"N]
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[102°34'30"W]
| 1908 | | Francis E. Lloyd | 33 | MO |
| Mexico | | |
2300 m
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[23°37'00"N]
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[102°34'30"W]
| 20/V/1981 | | Jerzy Rzedowski | 37307 | MO |
| Mexico | Chihuahua | |
3000 f
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| 25 June 1977 | | John D. Dwyer | 14193 | MO |
| Mexico | Chihuahua | |
1300 m
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| Apr 8, 1908 - Apr 27, 1908 | | Edward Palmer | 90 | MO |
| Mexico | Chihuahua | Guerrero |
2250 m
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| May 10, 1929 | | Ynés Mexia | 2518 | MO |
| Mexico | Ciudad de México | La Magdalena Contreras |
7600 ft
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19°16'54"N
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099°14'42"W
| 17 April 1904 | | Cyrus G. Pringle | 13026 | MO |
| Mexico | Ciudad de México | Obregon |
2300 m
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19°20'24"N
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099°13'12"W
| 15 agosto 1910 | | Charles Russell Orcutt | 3603 | MO |
| Mexico | Coahuila | |
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| 19 March 1847 | | Josiah Gregg | 310 | MO |
| Mexico | Coahuila | |
2000 m
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25°23'08"N
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100°45'14"W
| 03 May 2004 | | James S. Henrickson & B. Vanden Heuvel | 23514 | MO |
| Mexico | Coahuila | Saltillo |
1500 m
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25°25'48"N
|
101°00'00"W
| 05 May 1946 | | James C. Hinton | 16607 | GBH |
| Mexico | Coahuila | Saltillo |
2200 m
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| 03 April 1949 | | James C. Hinton | 16746 | GBH |
| Mexico | Coahuila | Saltillo |
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| October 21, 1898 - October 23, 1898 | | Edward Palmer | 78 | MO |
| Mexico | Coahuila | Saltillo |
1660 m
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25°25'00"N
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100°54'00"W
| 02 June 1848 | | Josiah Gregg | 90 | MO |
| Mexico | Coahuila | Saltillo |
1594 m
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25°25'59"N
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101°01'00"W
| 14 July 1848 | | Josiah Gregg | 240 | MO |
| Mexico | Coahuila | Saltillo |
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| November 10, 1902 - November 20, 1902 | | Edward Palmer | 297 | MO |
| Mexico | Coahuila | Saltillo |
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| 1898 | | Edward Palmer | 78 | MO |
| Mexico | Distrito Federal (use Ciudad de México) | |
2600 m
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19°19'28"N
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099°15'47"W
| 20 mayo 1977 | | Angel Ventura A. | 2785 | MO |
| Mexico | Durango | |
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24°02'00"N
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104°40'00"W
| April, 1896 - November, 1896 | | Edward Palmer | 147 | MO |
| Mexico | Durango | |
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24°02'00"N
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104°40'00"W
| April, 1896 - November, 1896 | | Edward Palmer | 146 | MO |
| Mexico | Guanajuato | |
2136 m
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21°15'37"N
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101°06'20"W
| 29 December 1848 | | Josiah Gregg | 589 | MO |
| Mexico | Guanajuato | |
|
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| 28 June 1971 | | P. Genelle & G. Fleming | 842 | MO |
| Mexico | Jalisco | |
1380 - 1562 m
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20°46'30"N
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103°21'20"W
| June 1886 - October 1886 | | Edward Palmer | 5 | MO |
| Mexico | Jalisco | Bolaños |
1814 m
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21°51'32"N
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103°55'07"W
| 03 julio 1996 | | Gabriel Flores F. & J. Calónico Soto | 4633 | MO |
| Mexico | Jalisco | Bolaños |
2445 m
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21°53'54"N
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103°51'38"W
| 30 junio 1996 | | Gabriel Flores F. & J. Calónico Soto | 4583 | MO |
| Mexico | México | Valle de Bravo |
2349 m
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19°06'57"N
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100°08'05"W
| 13 abril 2012 | | Canek Ledesma C. | 2203 | MO |
| Mexico | México | Valle de Bravo |
2349 m
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19°06'57"N
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100°08'05"W
| 13 abril 2012 | | Canek Ledesma C. | 2203 | MEXU |
| Mexico | Michoacán | |
2200 m
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19°44'33"N
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101°21'27"W
| 07 May 1849 | | Josiah Gregg | 790 | MO |
| Mexico | Michoacán | Morelia |
2800 m
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19°45'18"N
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101°15'50"W
| 1910 | | Bro. G. Arsène | 5798 | MO |
| Mexico | Nayarit | |
1515 m
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21°29'00"N
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105°00'00"W
| 17 junio 1987 | | Oswaldo Téllez V., James S. Miller & T. Chehaibar N. | 10415 | MO |
| Mexico | Nuevo León | |
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24°44'00"N
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100°13'00"W
| 04 May 2004 | | James S. Henrickson & B. Vanden Heuvel | 23549 | MO |
| Mexico | Nuevo León | Galeana |
2380 m
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24°25'12"N
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100°15'36"W
| 07 May 1983 | | James C. Hinton | 18419 | GBH |
| Mexico | Nuevo León | Galeana |
1830 m
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24°52'00"N
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100°13'00"W
| 22 April 1984 | | James C. Hinton | 18656 | GBH |
| Mexico | Nuevo León | Galeana |
1860 m
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24°49'12"N
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100°04'12"W
| 18 May 1989 | | George S. Hinton | 19419 | GBH |
| Mexico | Nuevo León | Galeana |
2100 m
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| 01 May 1990 | | George S. Hinton | 20248 | GBH |
| Mexico | Nuevo León | Galeana |
1910 m
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24°49'12"N
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100°04'12"W
| 17 June 2000 | | George S. Hinton | 27554 | GBH |
| Mexico | Oaxaca | |
7200 f
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| 19 May 1973 | | Robert M. King | 6452 | MO |
| Mexico | Oaxaca | |
6000 f
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| 20 May 1973 | | Robert M. King | 6464 | MO |
| Mexico | Puebla | |
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18°10'48"N
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097°27'00"W
| Jul 1908 | | C. A. Purpus | 3123 | MO |
| Mexico | San Luis Potosí | |
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| May 1911 | | C. A. Purpus | 5017 | MO |
| Mexico | San Luis Potosí | |
6000-8000 f
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| 1878 | | Charles C. Parry | 407 | MO |
| Mexico | Tamaulipas | Bustamante |
1850 m
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| 8 Abr 1985 | | Mahinda Martínez | 419 | MO |
| Mexico | Zacatecas | |
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| March 1908 | | Francis E. Lloyd | 33 | MO |
| United States | Arizona | Cochise |
1675 m
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[32°04'10"N]
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[109°49'00"W]
| 27 October 1992 | | Jon Ricketson & Heidi H. Schmidt | 4984 | MO |
| United States | Arizona | Coconino |
7220 ft
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[36°05'00"N]
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[112°08'00"W]
| 15 May 1985 | | Jon Ricketson | 2500B | MO |
| United States | Arizona | Mohave |
4700 f
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[36°05'00"N]
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[113°46'00"W]
| 24 MAY 1977 | | Ralph K. Gierisch & Timothy Reeves | R5499 | UMO |
| United States | Arizona | Yavapai |
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[34°35'00"N]
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[112°27'00"W]
| 31 MAY 1976 | | Timothy Reeves & Elinor Lehto | L20150 | UMO |
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