| Mexico | Baja California Sur | |
5 m
|
26°06'00"N
|
111°15'36"W
| 16 October 1967 | | Annetta M. Carter | 5400 | MO |
| Mexico | Chiapas | Tzimol |
1250 m
|
16°10'12"N
|
092°11'24"W
| 25 octubre 1989 | | Alberto Reyes-García, José C. Soto Núñez, Rafael Lira S., David A. Sutton & Rachel J. Hampshire | 1298 | MEXU |
| Mexico | Chiapas | Tzimol |
1250 m
|
16°10'12"N
|
092°11'24"W
| 25 octubre 1989 | | Alberto Reyes-García, José C. Soto Núñez, Rafael Lira S., David A. Sutton & Rachel J. Hampshire | 1298 | MO |
| Mexico | Chihuahua | |
|
28°42'45"N
|
106°11'58"W
| 28 July 1936 | | Harde LeSueur | 128A | MO |
| Mexico | Chihuahua | |
|
|
| 21 August 1900 | | William Trelease | 317 | MO |
| Mexico | Chihuahua | |
1450 m
|
27°30'40"N
|
104°47'40"W
| 02 April 1973 | | Fernando Chiang C., Thomas L. Wendt & Marshall C. Johnston | 10530 | MO |
| Mexico | Chihuahua | Valle de Zaragoza |
1400 m
|
27°29'00"N
|
105°34'00"W
| 21 June 1973 | | Marshall C. Johnston, Thomas L. Wendt & Fernando Chiang C. | 11418 | MO |
| Mexico | Coahuila | |
|
24°24'00"N
|
102°11'00"W
| October 1910 | | C. A. Purpus | 4664 | MO |
| Mexico | Coahuila | |
|
|
| 01 December 1945 | | Barton H. Warnock & Fred A. Barkley | 14869M | MO |
| Mexico | Coahuila | General Cepeda |
1800 m
|
25°38'00"N
|
102°09'00"W
| 01 July 1944 | | James C. Hinton | 16524 | GBH |
| Mexico | Coahuila | Ramos Arizpe |
|
|
| 13 June 1936 | | F. Lyle Wynd & Cornelius H. Muller | 14 | MO |
| Mexico | Coahuila | Saltillo |
|
25°25'48"N
|
101°00'00"W
| 1898 | | Edward Palmer | 14 | MO |
| Mexico | Coahuila | Saltillo |
|
|
| 13 September 1946 | | Fred A. Barkley | 16012 | MO |
| Mexico | Coahuila | Saltillo |
1650 m
|
|
| 30 September 1949 | | James C. Hinton | 16860 | GBH |
| Mexico | Durango | |
1550 m
|
26°20'20"N
|
104°44'00"W
| 01 November 1972 | | Thomas L. Wendt, Fernando Chiang C. & Marshall C. Johnston | 10006 | MO |
| Mexico | Durango | |
2000 m
|
25°47'00"N
|
104°36'00"W
| 12 September 2003 | | James S. Henrickson | 23344 | MO |
| Mexico | Durango | |
1450 - 1550 m
|
25°25'00"N
|
103°43'00"W
| 13 August 1973 - 14 August 1973 | | Marshall C. Johnston, Thomas L. Wendt, Fernando Chiang C. & James S. Henrickson | 12218 | MO |
| Mexico | Durango | |
6800 f
|
|
| 18 Aug 1970 | | Clarence D. Johnson | 121-70 | MO |
| Mexico | Durango | Mezquital |
4750 f
|
|
| 15 Nov 1970 | | Oscar H. Soule | 2058 | MO |
| Mexico | Hidalgo | Atotonilco el Grande |
1900 m
|
20°19'48"N
|
098°36'00"W
| 08 mayo 1981 | | Rafael Hernández Magaña, Luis Cortés A. & I. Hernández M. | 6051 | MEXU |
| Mexico | Hidalgo | Atotonilco el Grande |
1900 m
|
20°19'48"N
|
098°36'00"W
| 08 mayo 1981 | | Rafael Hernández Magaña, Luis Cortés A. & I. Hernández M. | 6051 | MO |
| Mexico | Hidalgo | Metzquititlán |
1800 m
|
20°30'36"N
|
098°43'12"W
| 06 agosto 1979 | | Rafael Hernández Magaña | 3600 | MO |
| Mexico | Hidalgo | Metzquititlán |
1800 m
|
20°30'36"N
|
098°43'12"W
| 06 agosto 1979 | | Rafael Hernández Magaña | 3600 | MEXU |
| Mexico | Hidalgo | Tasquillo |
1810 m
|
|
| 02 junio 1982 | | Pedro Tenorio L. & C. Romero de T. | 509 | MEXU |
| Mexico | Hidalgo | Tasquillo |
1810 m
|
|
| 02 junio 1982 | | Pedro Tenorio L. & C. Romero de T. | 509 | MO |
| Mexico | Jalisco | |
1000 m
|
|
| 18 January 1975 - 19 January 1975 | | Rogers McVaugh | 25851 | MO |
| Mexico | Jalisco | Bolaños |
880 m
|
21°49'40"N
|
103°47'00"W
| 10 September 1897 - 19 September 1897 | | Joseph N. Rose | 2903 | MO |
| Mexico | Jalisco | Huejuquilla el Alto |
1510 m
|
22°39'20"N
|
103°58'03"W
| 26 mayo 2015 | | Ivón M. Ramírez M., Pablo Carrillo-Reyes, José Luis Tapia Muñoz & Claudia Ramírez-Díaz | 1992 | CICY |
| Mexico | Jalisco | Huejuquilla el Alto |
1510 m
|
22°39'20"N
|
103°58'03"W
| 26 mayo 2015 | | Ivón M. Ramírez M., Pablo Carrillo-Reyes, José Luis Tapia Muñoz & Claudia Ramírez-Díaz | 1992 | MO |
| Mexico | Jalisco | Jilotlán de los Dolores |
385 m
|
19°12'49"N
|
102°51'16"W
| 21 septiembre 1983 | | Esteban M. Martínez S., Emily J. Lott & J.A. Solís Magallanes | 4388 | MO |
| Mexico | Michoacán | Apatzingán |
2000 ft
|
19°07'18"N
|
102°20'16"W
| 20 August 1941 | | William C. Leavenworth & Harry Hoogstraal | 1729 | MO |
| Mexico | Morelos | Tepalcingo |
1460 m
|
|
| 15 julio 1983 | | Óscar R. Dorado R. | OD-1173 | MO |
| Mexico | Nayarit | Nayar |
800-900 m
|
22°17'00"N
|
104°40'00"W
| 29 Sep. 1989 | | Gabriel Flores F. & Pedro Tenorio L. | 1542 | MO |
| Mexico | Nuevo León | |
450 m
|
|
| 23 Jul 2002 | | Yen-Méndez & E. Estrada | 15006 | MO |
| Mexico | Nuevo León | |
|
|
| 16 May 1991 | | David S. Seigler, John E. Ebinger, H. David Clarke & Karin Readel | 13423 | MO |
| Mexico | Nuevo León | Aramberri |
1255 m
|
24°06'00"N
|
099°49'12"W
| 09 November 1993 | | George S. Hinton | 23854 | GBH |
| Mexico | Nuevo León | Galeana |
1765 m
|
24°36'36"N
|
099°52'48"W
| 31 May 1992 | | George S. Hinton | 22028 | GBH |
| Mexico | Nuevo León | Galeana |
2160 m
|
23°52'48"N
|
099°55'12"W
| 12 September 1989 | | George S. Hinton | 19714 | GBH |
| Mexico | Nuevo León | Galeana |
2230 m
|
24°55'12"N
|
099°46'48"W
| 15 June 1991 | | George S. Hinton | 21024 | GBH |
| Mexico | Nuevo León | Iturbide |
1660 m
|
25°28'48"N
|
100°10'48"W
| 24 September 1979 | | James C. Hinton | 17654 | GBH |
| Mexico | Nuevo León | Iturbide |
5500 ft
|
|
| 14 September 1967 | | Royce L. Oliver, Daniel F. Austin & Bruce MacBryde | 1088 | MO |
| Mexico | Nuevo León | Montemorelos |
480 m
|
25°06'36"N
|
099°48'00"W
| 23 June 1977 | | Thomas B. Croat | 39167 | MO |
| Mexico | Nuevo León | Sabinas Hidalgo |
|
|
| 16 September 1937 | | Leslie A. Kenoyer | 86 | MO |
| Mexico | Oaxaca | |
|
|
| 23 oct. 1988 | | Rafael Torres C. & Pedro Tenorio L. | 12971 | MO |
| Mexico | Oaxaca | |
1020 m
|
|
| 28 agosto 1980 | | Francisco González Medrano, Fernando Chiang C., Victor Jaramillo L., José Luis Villaseñor R., P. Ruíz & S. Singer | F-1734 | MO |
| Mexico | Oaxaca | |
1400 m
|
|
| 29 agosto 1980 | | Fernando Chiang C., Francisco González Medrano, Victor Jaramillo L., José Luis Villaseñor R., P. Ruíz & S. Singer | F-1814 | MO |
| Mexico | Oaxaca | |
1260 m
|
|
| 06 julio 1976 | | J.A. Solís Magallanes, Remigio Ramos & E.S. Magallanes | 84 | MO |
| Mexico | Oaxaca | |
1260 m
|
|
| 06 julio 1976 | | J.A. Solís Magallanes, Remigio Ramos & E.S. Magallanes | 84 | MEXU |
| Mexico | Oaxaca | |
1400 m
|
|
| 29 agosto 1980 | | Fernando Chiang C., Francisco González Medrano, Victor Jaramillo L., José Luis Villaseñor R., P. Ruíz & S. Singer | F-1814 | MEXU |
| Mexico | Oaxaca | |
|
17°45'00"N
|
096°57'36"W
| 12 agosto 1985 | | Héctor M. Hernández M. & A. Ramírez H. | 878 | MO |
| Mexico | Oaxaca | Cuicatlan |
800 m
|
17°44'00"N
|
096°54'00"W
| Mayo 26, 1992 | | Antonio Salinas T., Eustolio Martínez C. & R. Martínez S. | 6778 | MO |
| Mexico | Oaxaca | Cuicatlan |
760 m
|
|
| 27 agosto 1980 | | Francisco González Medrano, Fernando Chiang C., Victor Jaramillo L., José Luis Villaseñor R., P. Ruíz & S. Singer | F-1543 | MO |
| Mexico | Oaxaca | Cuicatlan |
760 m
|
|
| 27 agosto 1980 | | Francisco González Medrano, Fernando Chiang C., Victor Jaramillo L., José Luis Villaseñor R., P. Ruíz & S. Singer | F-1543 | MEXU |
| Mexico | Oaxaca | Ejutla |
1400 m
|
|
| 25 octubre 1976 | | Mario Sousa S., Oswaldo Téllez V., J.A. Solís Magallanes & A. Delgado | 6519 | MEXU |
| Mexico | Oaxaca | Ejutla |
1400 m
|
|
| 25 octubre 1976 | | Mario Sousa S., Oswaldo Téllez V., J.A. Solís Magallanes & A. Delgado | 6519 | MO |
| Mexico | Oaxaca | Tehuantepec |
|
16°22'48"N
|
095°20'24"W
| 13 noviembre 1983 | | Rafael Torres C. | 4192 | MO |
| Mexico | Oaxaca | Tehuantepec |
|
16°22'48"N
|
095°20'24"W
| 13 noviembre 1983 | | Rafael Torres C. | 4192 | MEXU |
| Mexico | Oaxaca | Teotitlan |
1100 m
|
|
| 22 noviembre 1977 | | Mario Sousa S. & J.A. Solís Magallanes | 8863 | MO |
| Mexico | Oaxaca | Tlacolula |
1580 m
|
|
| 05 julio 1985 | | A. Saynes Vásquez | 631 | MO |
| Mexico | Oaxaca | Tlacolula |
1100 m
|
|
| 25 Oct 1977 | | Mario Sousa S. & Oswaldo Téllez V. | 8570 | MO |
| Mexico | Puebla | |
|
18°10'48"N
|
097°27'00"W
| Jul 1908 | | C. A. Purpus | 3186 | MO |
| Mexico | Puebla | |
1100 m
|
18°26'24"N
|
098°21'36"W
| 28 julio 1983 | | Héctor M. Hernández M. & Rafael Torres C. | 189 | MO |
| Mexico | Puebla | |
1335 m
|
18°13'48"N
|
098°07'48"W
| 28 julio 1983 | | Héctor M. Hernández M. & Rafael Torres C. | 191 | MO |
| Mexico | Puebla | |
1110 m
|
18°16'48"N
|
098°13'12"W
| 23 junio 1984 | | Héctor M. Hernández M. & Rafael Torres C. | 258 | MO |
| Mexico | Puebla | |
1460 m
|
18°07'48"N
|
097°58'12"W
| 23 junio 1984 | | Héctor M. Hernández M. & Rafael Torres C. | 263 | MO |
| Mexico | Querétaro | |
|
|
| 12 July 1896 | | Cyrus G. Pringle | 6351 | MO |
| Mexico | San Luis Potosí | |
6000-8000 f
|
22°00'00"N
|
100°00'00"W
| 1878 | | Charles C. Parry & Edward Palmer | 212 | MO |
| Mexico | San Luis Potosí | |
|
22°13'00"N
|
100°15'00"W
| May 1911 | | C. A. Purpus | 5175 | MO |
| Mexico | San Luis Potosí | Matehuala |
1880 m
|
|
| 23 septiembre 1977 | | José D. García P. | 465 | MO |
| Mexico | Sinaloa | |
1500 ft
|
24°55'00"N
|
107°07'00"W
| 04 February 1940 | | Howard S. Gentry | 5477 | MO |
| Mexico | Sinaloa | Escuinapa |
30 m
|
22°52'00"N
|
105°47'00"W
| 10 March 1973 | | Clarence D. Johnson | 487-73 | MO |
| Mexico | Sonora | |
320 m
|
27°47'48"N
|
108°51'30"W
| 14 December 1934 | | Howard S. Gentry | 1235 | MO |
| Mexico | Sonora | Caborca |
375 m
|
30°52'00"N
|
112°17'00"W
| 10 March 1936 | | Forrest Shreve | 7550 | MO |
| Mexico | Sonora | Imuris |
885 m
|
30°41'00"N
|
110°52'00"W
| 19 mayo 1987 | | Pedro Tenorio L. & C. Romero de T. | 13503 | MO |
| Mexico | Sonora | Nogales |
1225 m
|
31°18'57"N
|
110°56'34"W
| 21 June 1977 | | John D. Dwyer | 14079 | MO |
| Mexico | Sonora | Ures |
385 m
|
29°26'00"N
|
110°23'00"W
| 15 abril 1957 | | Dudley B. Gold | 748 | MO |
| Mexico | Tamaulipas | Hidalgo |
1200 m
|
|
| 07 mayo 1986 | | Abisaí J. García-Mendoza & et al. | 2246 | MO |
| Mexico | Tamaulipas | Palmillas |
|
|
| 28 May 1986 | | Luis Hernández Sandoval | 1812 | MO |
| Mexico | Tamaulipas | Victoria |
3000 - 4000 ft
|
23°36'00"N
|
099°12'36"W
| 17 July 1971 | | John D. Dwyer, David L. Spellman, Joseph E. Vaughan & Richard P. Wunderlin | 42A | MO |
| Mexico | Zacatecas | |
1950 m
|
24°46'00"N
|
102°13'00"W
| 17 June 1972 | | Fernando Chiang C., Thomas L. Wendt & Marshall C. Johnston | 7874 | MO |
| Mexico | Zacatecas | |
1890 m
|
24°45'20"N
|
102°13'30"W
| 28 March 1973 | | Marshall C. Johnston, Fernando Chiang C. & Thomas L. Wendt | 10448 | MO |
| Mexico | Zacatecas | Mazapil |
|
|
| 09 April 1908 | | Francis E. Lloyd | 42 | MO |
| United States | Arizona | |
|
|
| 27 September 1880 | | George Engelmann | s.n. | MO |
| United States | Arizona | Maricopa |
|
[33°30'00"N]
|
[112°30'00"W]
| 25 NOV 1966 | | David J. Keil | 838 | UMO |
| United States | Arizona | Maricopa |
600 m
|
[33°30'00"N]
|
[112°30'00"W]
| 20 December 1972 | | James C. Solomon | 392 | |
| United States | Arizona | Maricopa |
2000 f
|
[33°30'00"N]
|
[112°30'00"W]
| 03 APR 1960 | | Delzie Demaree | 42130 | UMO |
| United States | Arizona | Pima |
1274 m
|
32°19'44"N
|
110°41'58"W
| 9 May 2003 | | Greg Gust & John R. Stone | 132 | |
| United States | Arizona | Pima |
1150 m
|
32°18'49"N
|
110°42'39"W
| 9 April 1998 | | Heidi H. Schmidt & Mary Merello | 2568 | |
| United States | Arizona | Pima |
500 - 800 m
|
32°10'00"N
|
110°50'00"W
| 11 April 1992 | | Mary Merello | 141 | MO |
| United States | Arizona | Pinal |
|
[33°00'10"N]
|
[111°31'00"W]
| 12 APR 1981 | | Ruth A. Nelson | 10670 | UMO |
| United States | Arizona | Pinal |
730 m
|
[33°00'10"N]
|
[111°31'00"W]
| 24 December 1972 | | James C. Solomon | 412 | |
| United States | Arizona | Yavapai |
2040 ft
|
[34°35'00"N]
|
[112°27'00"W]
| 26 March 1984 | | Jon Ricketson | 1014 | MO |
| United States | Texas | Hudspeth |
|
[31°28'00"N]
|
[105°18'00"W]
| 29 August 1945 | | Umaldy T. Waterfall | 6205 | MO |
| United States | Texas | Jeff Davis |
|
[30°42'00"N]
|
[104°05'00"W]
| 26 July 1943 | | Umaldy T. Waterfall | 5290 | MO |
| United States | Texas | Presidio |
|
[29°55'00"N]
|
[104°15'20"W]
| 26 June 1943 | | Umaldy T. Waterfall | 4747 | MO |
| United States | Texas | Val Verde |
|
[29°50'00"N]
|
[101°05'00"W]
| 22 May 1949 | | Rogers McVaugh | 10604 | MO |