ARIZ
F. Shreve 8866 1938-09-23
Mexico, Chihuahua, 19 mi east of Jimenez, looking southeast over Bolson de Mapimi., 1402m
ARIZ
Mrs. Lester Rowntree s.n. 1938-09-06
Mexico, Coahuila, Along road from Saltillo to Torreon.
NY
550861 J. C. Hinton 16602 1944-07-25
Mexico, Coahuila, Parras Mun., Parras de la Fuente. S. Paila (chezquite), G. Cepeda, Coah., 25.6503 -102.14608, 1375m
NY
550860 J. Á. Villarreal-Q. 5241 1989-09-19
Mexico, Coahuila, Ramos Arizpe Mun., Cañada El Diente, Sierra de la Paila, 26.15 -101.5, 1600m
NY
550859 D. S. Correll 20027 1958-07-23
Mexico, Durango, Cuencamé Mun., 2 mi NE of Pedriceña, route #31, Dgo., 25.13975 -103.77025
NY
550863 D. S. Correll 21552 1959-05-06
Mexico, Chihuahua, Jiménez Mun., 13 mi W of Jimenez, route 45, Chih., 27.08594 -105.11036
NY
550862 E. Palmer 552 1898-10-21
Mexico, Durango, Mapimi and vicitinity, 25.83 -103.85
SRSC
00001358 Roy Morey 293 2015-10-01
USA, Texas, Presidio, Northwest rim of the Solitario., 29.496688 -103.811318, 1379m
SRSC
00012346 Andrea Ohl 272 2018-09-20
USA, Texas, Brewster, South County, just W of Corazones Peaks, N of Christmas Mts, igneous mt. locally known as "Turtle Mt." White Hills Quad., 1133m
LL
LL00371149 James S. Henrickson|Tom L. Wendt 12312 1973-08-13
Mexico, Durango, 4 (rd) mi N of Pedricena turnoff along Hwy 40, 50 ft. N of Microondas Est. Sierra Lorenzo., 25.15 -103.73333
TEX
TEX00418467 James S. Henrickson 1771 1964-07-28
Mexico, Durango, Cuencame, No locality name provided., 24.81667 -103.73333
TEX
TEX00418168 James S. Henrickson|David H. Riskind 23137 2002-10-17
Mexico, Durango, Mapimi, No locality name provided., 25.78333 -103.78333