172 Fields number on the database for Ralph Peters

All Agave Ariocarpus Bursera Coryphantha Dudleya Echinocactus Echinocereus Echinomastus Escobaria Ferocactus Glandulicactus Mammillaria Opuntia Pediocactus Peniocereus Sclerocactus Thelocactus Toumeya      

1 / 5

20 - 40 - 80

Species	Field number	Locality	Picture
Escobaria vivipara v. rosea	RP 1	USA : Nevada (Nye County)
Mammillaria tetrancistra	RP 2	USA : Nevada (Nye County)
Pediocactus simpsonii v. minor	RP 3	USA : Colorado (Montezuma County)
Pediocactus simpsonii v. minor	RP 4	USA : Colorado (Ouray County)
Pediocactus simpsonii v. nigrispinus	RP 5	USA : Washington (Yakima County)
Pediocactus simpsonii v. minor	RP 6	USA : Utah (Abajo Mts, San Juan County)
Sclerocactus mesae-verdae	RP 7	USA : Colorado (Montezuma County)
Sclerocactus cloveriae v. heilii	RP 8	USA : New Mexico (San Juan County)
Sclerocactus parviflorus	RP 9	USA : Colorado (Montrose County)
Sclerocactus parviflorus	RP 10	USA : Colorado (Montezuma County)
Sclerocactus parviflorus	RP 12	USA : Utah (Garfield County)
Sclerocactus parviflorus	RP 13	USA : New Mexico (San Juan County)
Sclerocactus polyancistrus	RP 14	USA : Nevada (Nye County)
Sclerocactus polyancistrus	RP 15	USA : Nevada (Nye County)
Sclerocactus spinosior v. schleseri	RP 16	USA : Nevada (Lincoln County)
Agave utahensis v. eborispina	RP 17	USA : Nevada (Nye County)
Pediocactus despainii	RP 18	USA : Utah (Emery)
Pediocactus simpsonii v. simpsonii	RP 20	USA : Nevada (White Pine County)
Pediocactus simpsonii v. simpsonii	RP 21	USA : Nevada (White Pine County)
Sclerocactus parviflorus	RP 22	USA : New Mexico (Chaco River, San Juan County)
Sclerocactus mesae-verdae	RP 23	USA : New Mexico (San Juan County)
Pediocactus simpsonii v. robustior	RP 24	USA : Nevada (Humboldt County)
Sclerocactus wetlandicus v. ilseae	RP 25	USA : Utah (Uintah County)
Sclerocactus nyensis	RP 26	USA : Nevada (Nye County)
Sclerocactus nyensis	RP 27	USA : Nevada (Nye County)
Sclerocactus parviflorus	RP 28	USA : Utah (Duchesne County)
Sclerocactus parviflorus v. contortus	RP 29	USA : Utah (San Juan County)
Echinocereus engelmannii v. chrysocentrus	RP 30	USA : Nevada (Nye Busted, Nye County)
Agave utahensis v. eborispina	RP 31	USA : Nevada (Clark County)
Agave utahensis v. nevadensis	RP 32	USA : Nevada (Clark County)
Escobaria sp. nova	RP 33	USA : Arizona (Navajo County)
Echinomastus johnsonii	RP 34	USA : Nevada (Clark County)
Echinocactus polycephalus	RP 35	USA : Nevada (Clark County)
Sclerocactus parviflorus	RP 36	USA : Colorado (Montezuma County)
Sclerocactus parviflorus	RP 37	USA : Colorado (Montezuma County)
Sclerocactus parviflorus	RP 38	USA : Utah (San Juan County)
Pediocactus sileri	RP 39	USA : Arizona (Mohave County)
Pediocactus simpsonii v. minor	RP 40	USA : Colorado (Jefferson County)
Pediocactus simpsonii	RP 41	USA : Colorado (Mount Princeton, Chaffee County)
Sclerocactus cloveriae v. reevesii	RP 42	USA : New Mexico (San Juan County)

1 / 5

Collecting plants or seeds may be prohibited in some countries! Please refer to the regulations in force.