344 X Gymnocactus on the database All LX - Alexander Lux LS - Alexander Lux, Roman Staník L - Alfred Bernhard Lau LAU - Alfred Bernhard Lau TK - Antonín Krejčík Z - Carlo Zanovello GL&F - Charles (Charlie) Edward Glass, Robert Alan (Bob) Foster (also see notes) CS - Chris Sherrah SH - Dennis Sargant (plants collected by Alfred Bernhard Lau) FH - Frantisek Hájek GL - Gary Loos ROG - Helmut Rogozinski HK - Horst Kuenzler IDD - Igor D. Dráb ISI - International Succulent Introductions (previously International Succulent Institute) CH - Jaromír Chvastek CZ - Jaromír Chvastek, Jaroslav Žvak CSD - Jaromír Chvastek, Roman Staník, Igor Dráb P - Jörg and Brigitte Piltz PIL - Jörg and Brigitte Piltz KKR - Karel Kracik KPP - Karel Pavlíček KS - Karel Slajs LH - Ladislav Horáček LRM - Living Rocks of Mexico. Now Geoff Bailey, John Miller, previously also David (Dave) Rushforth. BZ - Luciano Battaia, Carlo Zanovello MMR - Milan Majer MZ - Milan Zachar MK - Miloš Kaplan MH - Miroslav Halfar KMR - Miroslav Kupčák PHA - Pavel Heřtus PP - Pavel Pavlíček PAR - Pavlosek Rostislav PA - Petr Antálek PS - Potemkin Sergey RS - Roman Staník RUS - Safronov Evgeny SB - Steven (Steve) Brack DU - Ulrich Dosedal VM - Vojtech Myšák REP - Werner Reppenhagen REPP - Werner Reppenhagen WTH - Wolter ten Hoeve VZD - Zdenek Vasko, Vladislav Zatloukal VZ - Zdenek Vasko, Vladislav Zatloukal VCCB - Zdenek Vasko, Vladislav Zatloukal 8 / 9 20 - 40 - 80 Species Field number Locality Picture Gymnocactus viereckii v. majorSH 1243Mexicó : San Luis Potosi (road from Santa Rita to Dr. Arroyo 1600m) Gymnocactus beguinii f.SH 1299Mexicó : Nuevo Leon (Ascension 2600m) Gymnocactus subterraneus v. zaragosaeSH 1316Mexicó : Nuevo Leon (Zaragoza 1200m) Gymnocactus beguinii v. senilisSH 1455Mexicó : Nuevo Leon (Zaragoza 1200m) Gymnocactus beguinii f.SH 1571Mexicó : Nuevo Leon (Zaragoza 1000m) Gymnocactus mandragora TK 318Sierra de la Parras, Mexicó Gymnocactus ysabelae TK 330Mexicó : (Tula) Gymnocactus beguinii VCCB 170Mexicó : Zacatecas (Los Novillos) Gymnocactus beguinii VCCB 186Mexicó : Coahuila (Sierra de Patagalana) Gymnocactus mandragora VCCB 304Mexicó : Coahuila (SZ Juan Pérez) Gymnocactus beguinii VCCB 422Mexicó : Zacatecas (San Felipe .) Gymnocactus beguinii VCCB 746Mexicó : Zacatecas (San José de Carboneras) Gymnocactus saueri ssp. gonzaleziiVCCB 752Mexicó : Tamaulipas (La Crucita) Gymnocactus beguinii aff.VCCB 1170Mexicó : Zacatecas (Rio Toribio) Gymnocactus knuthianus WTH 37North-West of Pozo de Acuña, San Luis Potosi, Mexicó Gymnocactus subterraneus WTH 65On a hill West of the road between km 90 and 95 of the road to Doctor Arroyo, Nuevo León, Mexicó Gymnocactus beguinii WTH 74Along an unpaved road to the West of Santa Clara de Gonzalez, Nuevo León, Mexicó Gymnocactus beguinii WTH 81In the grass East along the road from Cienega del Toro to El Castillo, Nuevo León, Mexicó Gymnocactus horripilus WTH 162About 500m to the East of Metztitlan, hill North of the road, Hidalgo, Mexicó Gymnocactus subterraneus v. zaragozenseWTH 210Steep gypsum hills before reaching Zaragoza, right side of the road, Nuevo León, Mexicó Gymnocactus beguinii WTH 212In forest areas West of Santa Clara de Gonzalez, Nuevo León, Mexicó Gymnocactus ysabelae WTH 271On a hill close to Tula, Tamaulipas, Mexicó Gymnocactus beguinii WTH 338Hills around Rincon de San Antonio, Nuevo León, Mexicó Gymnocactus horripilus WTH 479On a rocky hill, close to San Pablo Tetlapayac, Hidalgo, Mexicó Gymnocactus horripilus ssp. wrobelianusWTH 488On rocks, steep part of a slope, a few km from Gilo, Hidalgo, Mexicó Gymnocactus pailanus WTH 550On rather high hills East of El Amparo, Coahuila, Mexicó Gymnocactus beguinii WTH 817A few km East of the junction of the General Cepeda and Saltillo - Zacatecas road, Coahuila, Mexicó Gymnocactus beguinii WTH 827North of Santa Lucia, on calcareous rocks, Nuevo León, Mexicó Gymnocactus nelissae WTH 829Between Gabino Vázquez and Bustamante, Tamaulipas, Mexicó Gymnocactus horripilus WTH 857On the downhill road to San Juan Tlatepexi near Milpa Grande, Hidalgo, Mexicó Gymnocactus septentrionalis KPP 1689Mexicó : Nuevo Leon Gymnocactus horripilus KPP 1974Mexicó : Hidalgo (Metztitlan) Gymnocactus subteraneus KPP 2097Mexicó : Nuevo Leon (La Soledad) Gymnocactus nellisae KPP 2098Mexicó : Tamaulipas (Busta Mante) Gymnocactus mandragora KPP 2107Mexicó : Coahuila (Tanque Menchaca) Gymnocactus gielsdorfianus KS 2Mexicó : San Luis Potosí (Las Tablas) Gymnocactus beguinii KS 15Mexicó : Coahuila (Cuahtemocl) Gymnocactus viereckii v. mayorKS 1212Mexicó : San Luis Potosí (Naranjila)Gymnocactus beguini RUS 384Mexicó : Nuevo León (San Rafael de Galeana) Gymnocactus beguini RUS 414Mexicó : Zacatecas (Santa Rosa) 8 / 9