1829 Fields number on the database for Steven (Steve) Brack

All Adromischus Agave Anacampseros Ancistrocactus Antegibbaeum Antimima Argyroderma Aridaria Ariocarpus Astridia Astroloba Astrophytum Aztekium Beaucarnea Braunsia Bulbine Bursera Caralluma Cephalophyllum Chasmatophyllum Cheiridopsis Conophytum Corynopuntia Coryphantha Cotyledon Crassulaceae Cylindropuntia Delosperma Delphinium Dicrocaulon Didymaotus Dinteranthus Dracophilus Drosanthemopsis Drosanthemum Dudleya Eberlanzia Echeveria Echinocactus Echinocereus Echinofossulocactus Echinomastus Encephalocarpus Energanthe Epithelantha Escobaria Ferocactus Fouquieria Gasteria Gibbaeum Glandulicactus Glottiphyllum Graptopetalum Grusonia Gymnocactus Hamatocactus Helianthus Hereroa Homalocephala Huernia Ibervillea Jacobsenia Lampranthus Lapidaria Leipoldtia Lenophyllum Leuchtenbergia Lithops Lophophora Machaerocereus Malephora Mammillaria Marenopuntia Melocactus Meyerophytum Mitrophyllum Monilaria Muiria Nelia Neolloydia Nyctocereus Obregonia Odontophorus Oophytum Ophthalmophyllum Opophytum Opuntia Oscularia Pachycereus Pachyphytum Pediocactus Pelecyphora Peniocereus Pleiospilos Polymita Quaqua Rathbunia Rhinephyllum Ruschia Sceletium Schwantesia Sclerocactus Sedum Senecio Sphalmanthus Stapelia Stoeberia Stomatium Strombocactus Tanquana Thelocactus Thompsonella Titanopsis Toumeya Trichodiadema Tromotriche Turbinicarpus Tylecodon Vanzijlia Villadia      

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20 - 40 - 80

Species	Field number	Locality	Picture
Echinocactus horizonthalonius	SB 1882	USA : Texas (Marathon)
Echinofossulocactus erectocentrus	SB 1883	Mexicó : Nuevo Leon (South-West of Ascencion)
Thelocactus macdowellii	SB 1884	Mexicó : Coahuila (South of Higueras)
Opuntia grahamii	SB 1885	USA : Texas (Candelaria)
Opuntia bulbispina	SB 1886	Mexicó : Coahuila (Hipolito)
Neolloydia conoidea	SB 1888	Mexicó : Coahuila (Ramos Arispe)
Echinocereus pectinatus v. wenigeri	SB 1889	Mexicó : Coahuila (Santa Theresa)
Echinomastus johnsonii	SB 1890	USA : Utah (Washington County)
Epithelantha micromeris	SB 1894	Mexicó : Coahuila (North of Ocampo)
Sclerocactus parviflorus	SB 1896	: NM (Ladrone Mts)
Opuntia leptocaulis	SB 1897	Mexicó : Coahuila (Cuchillo)
Ferocactus peninsulae	SB 1898	Mexicó : Baja California Norte (Rancho San Rafael)
Mammillaria louisae	SB 1899	Mexicó : Baja California Norte (Soccoro)
Echinocereus polyacanthus v. densus	SB 1901	Mexicó : Chihuahua (West of Tomochic)
Mammillaria gasseriana	SB 1902	Mexicó : Durango (West of Nazas)
Mammillaria brandegeei	SB 1903	: Baja (El Arco)
Escobaria vivipara v. bisbeeana	SB 1904	USA : Arizona (East of Tucson)
Echeveria strictiflora	SB 1905	Mexicó : Durango (Nuevo Graseros)
Ferocactus acanthodes	SB 1906	USA : Arizona (Queen Valley)
Sclerocactus spinosior v. schleseri	SB 1907	USA : Nevada (Lincoln County)
Sclerocactus pubispinus	SB 1908	USA : Utah (Millard County)
Opuntia rhodantha	SB 1909	USA : Utah (North of Notom)
Echinocereus scheeri	SB 1910	Mexicó : Chihuahua (West of Tomochic)
Opuntia polyacantha v. juniperina	SB 1911	USA : New Mexico (Lybrook)
Echinocereus engelmannii	SB 1912	Mexicó : Baja California Norte (North of Laguna Chapala)
Opuntia kleiniae	SB 1913	USA : New Mexico (Valencia County)
Toumeya papyracantha	SB 1914	USA : New Mexico (West of Belen)
Mammillaria stampferi	SB 1917	Mexicó : Chihuahua (West of Yepachic)
Echinocactus texensis	SB 1918	s Cuatrocienagas
Thelocactus heterochromus	SB 1920	Mexicó : Chihuahua (Santa Eulalia)
Cheiridopsis chauviniae	SB 1921	Otaspoort
Gibbaeum angulipes	SB 1922	South Africa : (Phisantefontein)
Echinocereus polyacanthus	SB 1923	Mexicó : Chihuahua (East of Tomochic)
Echinocereus scheeri	SB 1924	Mexicó : Chihuahua (South of Basaseachic)
Thelocactus bicolor v. bolaensis	SB 1926	Mexicó : Coahuila (El Hundido)
Adromischus hemisphaericus	SB 1927	South Africa : (Paardeberg)
Adromischus roanianus	SB 1928	South Africa : Western Cape (Gifberg)
Adromischus alstonii	SB 1929	South Africa : (Platbakkies)
Adromischus alstonii	SB 1930	South Africa : (West of Kon Kyp)
Opuntia macrocentra v. minor	SB 1931	USA : Texas (Lajitas)

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