EcoFlora Collection Search Parameters

Species List
Occurrence Records
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Dataset: All Collections

Taxa: Echinocereus rigidissimus (Echinocereus pectinatus var. rigidissimus, Cereus pectinatus var. rigidissimus), Echinocereus rigidissimus var. rubispinus, Echinocereus rigidissimus var. rigidissimus, Echinocereus rigidissimus subsp. rubispinus (Echinocereus pectinatus var. rubrispinus), Echinocereus rig... (show all)

Search Criteria: Arizona; includes cultivated/captive occurrences

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Page 1, records 1-100 of 317

Academy of Natural Sciences of Drexel University
PH	Echinocereus rigidissimus (Engelm.) Haage f. PH00052910Witmer Stone 2291919-06-04 United States, Arizona, Cochise, mouth of Pinery Canyon and Adjacent Foothills, 4 miles below junction of N and S forks, Chiricahua Mountains, 31.884066 -109.302496, 1585 - 1676m Full Record Details

Arizona State University Vascular Plant Herbarium
ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. Elizabeth Makings 14802003-04-10 USA, Arizona, Cochise County, Upper San Pedro River watershed, going north along power line road approx 1.5 miles north of Charleston Road. Approx 1 mile east of San Pedro, 31.691 -110.151, 1273m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078493S. Pilversack 2201999-04-03 USA, Arizona, Cochise County, Ramsey Canyon Preserve; Ramsey Canyon within the Huachuca Mountains; on north slope about 100 yards from Ramsey Creek and the Bledsoe cabins, 31.4458 -110.315, 1798m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078486S. Pilversack 2191999-04-03 USA, Arizona, Cochise County, Ramsey Canyon Preserve; Ramsey Canyon, within the Huachuca Mountains; on north slope about 100 yards from Ramsey Creek and the Bledsoe cabins, 31.4458 -110.315, 1798m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078488Bruce D. Parfitt 29591981-05-24 USA, Arizona, Cochise County, Ca. 0.5 miles west of Kiper Spring on west side of hill near mine prospect site, 32.057 -110.394, 1219m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078484Wendy C. Hodgson 66581992-05-11 USA, Arizona, Santa Cruz, Tumacori Mountains; southwest of Rock Corral and Forest Service Road 4175; in Rock Corral Canyon, 31.5604 -111.088, 1173m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078489E. R. Blakley B-224 USA, Arizona, Santa Cruz, Sycamore Canyon, 31.3653 -110.773, 1219m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078490Elinor Lehto 104971968-03-02 USA, Arizona, Graham County, Dragoon Road; 0.4 miles southeast of Interstate 10, 33.1786 -109.863 Full Record Details

ASU:Plants	Echinocereus pectinatus var. rigidissimus (Engelm.) Rumpl. ASU0078491Harry Tate 1966-06-19 USA, Arizona, Santa Cruz, Pena Blanca, 31.399 -111.09, 1219m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078483Elinor Lehto 91291967-06-07 USA, Arizona, Santa Cruz, Pena Blanca Road; 4.9 miles west of east boundary of Coronado National Forest, 31.4026 -111.027 Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078492Dixie Damrel 951997-10-25 USA, Arizona, Santa Cruz, See boxed specimen, 31.6675 -110.805, 1768m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078477Lyle A. McGill s.n.1990-12-09 USA, Arizona, Cochise County, Dragoon Mountains; Cochise Stronghold, 31.9192 -109.986 Full Record Details

ASU:Plants	Echinocereus pectinatus var. rigidissimus (Engelm.) Rumpl. ASU0078487T. Reeves R-2942-A1975-06-11 USA, Arizona, Cochise County, Near Chiricahua National Monument; Ed Riggs Ranch; ranch road to Little Pickett Canyon, 32.0044 -109.356, 1554m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078472Harry Tate 5051966-08-29 USA, Arizona, Santa Cruz, 0.5 to 1 mile south of creek's entrance into Pena Blanca Lake, 31.3947 -111.085, 1219m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078473Harry Tate 2391966-07-28 USA, Arizona, Santa Cruz, Pena Blanca Canyon, 31.4169 -111.078 Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078471T. Reeves R-30871975-06-25 USA, Arizona, Cochise County, Chiricahua National Monument; mouth of Rhyolite Canyon; hillside northeast of parking lot, 32.0044 -109.356, 1676m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078474Elinor Lehto 8863-b1967-06-08 USA, Arizona, Pima County, 1.9 miles west of east boundary of Coronado National Forest; west of Greaterville, 31.7639 -110.782 Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078476Elinor Lehto 91511967-06-07 USA, Arizona, Santa Cruz, Pena Blanca Road; 3.4 miles west of east boundary of Coronado National Forest, 31.399 -111.09 Full Record Details

ASU:Plants	Echinocereus pectinatus var. rigidissimus (Engelm.) Rumpl. Elinor Lehto 96941967-10-06 USA, Arizona, Santa Cruz, 2.5 miles west of Pena Blanca Lake; see boxed freeze-dried specimen, 31.4092 -111.127 Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078475Elinor Lehto 91221967-06-07 USA, Arizona, Santa Cruz, Pena Blanca, 31.399 -111.09, 1219m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078481Cazier 1969-06-21 USA, Arizona, Santa Cruz, Pena Blanca, 31.399 -111.09, 1219m Full Record Details

ASU:Plants	Echinocereus pectinatus var. rigidissimus (Engelm.) Rumpl. Smith 221966-11-26 USA, Arizona, Santa Cruz, Route 82 near Patagonia. See boxed specimen, 31.5394 -110.756 Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078480Robert Mays s.n.1983-04-06 USA, Arizona, Pima County, Santa Rita Experimental Range and Wildlife Area; north of Forest Road 62A; below Forest Rim Station, 31.7753 -110.867, 1280m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078479Marc A. Baker 37081981-05-14 USA, Arizona, Cochise County, 10 miles northwest of Benson, AZ at Kiper Springs, 32.0525 -110.39417, 1156m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. ASU0078478Jon P. Rebman 19431993-08-07 USA, Arizona, Pima County, East side of the Santa Rita foothills; 1.9 miles north of the Greaterville Road and 0.25 miles west of Highway 83 near mile marker 43; north of Sonoita, AZ, 31.7956 -110.698, 1524m Full Record Details

ASU:Plants	Echinocereus rigidissimus var. rigidissimus (Engelm.) Haage f. ASU0078482Leuck 3881982-03-26 USA, Arizona, Santa Cruz, Tumacacori Mountains; 9 miles southwest of Pena Blanca Lake in Sycamore Canyon, 31.406 -111.2, 1158m Full Record Details

ASU:Plants	Echinocereus rigidissimus (Engelm.) Haage f. Frankie S. Coburn 20012014-09-12 United States, Arizona, Cochise, Leslie Canyon National Wildlife Refuge near the north end of the refuge ca. 500 m north of Indian Wash, 2 km north of Leslie Canyon Road., 31.605667 -109.518646, 1510m Full Record Details

California Botanic Garden Herbarium
CalBG:RSA	Echinocereus rigidissimus (Engelm.) J.N. Haage RSA0333212Lyman Benson 97471939-09-25 United States, Arizona, Pima, Florida Canyon. Santa Rita Mt. Range. Santa Cruz river watershed. Lower Sonoran zone., 1219m Full Record Details

CalBG:RSA	Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler RSA0335451Lyman Benson 160921961-04-29 United States, Arizona, Santa Cruz, Summit between Vail and Sonoita. Oak Tree Canyon, Thurber Ranch. Drainage area: Valley of Sonoita., 1585m Full Record Details

CalBG:RSA	Echinocereus pectinatus var. rigidissimus (Engelm.) J.N. Haage RSA0335450Lyman Benson 10,242a1940-04-15 United States, Arizona, Santa Cruz, Canelo Hills. 5 mi. s. of Elgin. Upper Sonoran zone., 31.6598 -110.5254, 1524m Full Record Details

CalBG:RSA	Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler RSA0335449Lyman Benson 10,242a1940-04-15 United States, Arizona, Santa Cruz, Canelo Hills. 5 mi. s. of Elgin. Upper Sonoran zone., 31.6598 -110.5254, 1524m Full Record Details

CalBG:RSA	Echinocereus rigidissimus (Engelm.) J.N. Haage RSA0335447F.R. Fosberg 79261932-04-06 United States, Arizona, Santa Cruz, E. slope of Tumacacori Mts. Full Record Details

CalBG:RSA	Cereus pectinatus var. rigidissimus Engelm. RSA0335452Lemmon 18811929-05-09 United States, Arizona, Apache Pass, Chiricahua Mts. Full Record Details

CalBG:RSA	Echinocereus rigidissimus (Engelm.) J.N. Haage RSA0335619Heil 73491992-07-21 United States, Arizona, Santa Cruz, Coronado National Forest, Ariz. State Hwy. 289. Road between Aeivaca and I-19. Ca 11 mi SSE of Arivaca. Full Record Details

CalBG:RSA	Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler RSA0335448Lyman Benson 160921961-04-29 United States, Arizona, Santa Cruz, Summit between Vail and Sonoita. Oak Tree Canyon, Thurber Ranch. Drainage area: Valley of Sonoita., 1585m Full Record Details

Carnegie Museum of Natural History Herbarium
CM:Botany	Echinocereus rigidissimus (Engelm.) Haage f. CM178412Graham, H.W. 7-6-301927-07-06 United States, Arizona, Pima, Florida Canyon, near Range Reserve Station, Santa Rita Mts, 1067m Full Record Details

Deaver Herbarium (Northern Arizona University)
ASC	Echinocereus rigidissimus (Engelm.) Haage f. ASC00012243J.O. Strickland 21951-09-17 United States, Arizona, Pima, Tucson., 32.22167 -110.92583, 731m Full Record Details

ASC	Echinocereus rigidissimus (Engelm.) Haage f. ASC00030955F. Berger s.n.1928-01-01 United States, Arizona, Pima, So. Arizona - Arivaca., 31.57472 -111.33167 Full Record Details

Desert Botanical Garden Herbarium
DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00049014Wendy C. Hodgson 157052002-08-24 USA, Arizona, Pima County, Coronado National Forest, along Arizona Trail N of FSR 165 and Ophir Wash (Gulch), foothills of Santa Rita Mountains., 31.767033 -110.775967, 1737m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00058813Ann Brown 1995-05-04 USA, Arizona, Cochise County, Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft, 366 m: accession number 1992 1283 0103; originally received as a plant collected by Liz Ecker 116, 23 October 1992 with Hodgson and Rebman, from Arizona, Cochise County; Dragoon Mountains, Cochise Stronghold, East Canyon; subsection SE 1/4 NE 1/4, Section 26 T17S R23E; N 31 deg 55' 42'', W 110 deg 58' 08''; altitude 5200 ft.; collector's notes: occasional on steep rocky granitic outcrops, SE exposure, full sun; abundance 11-30 plants in 500 by 500 m; plant community Quercus-Arctostaphylus-Garrya; Associated plants: Quercus sp, Quercus emoryi, Dasylirion wheeleri, Andropogon, Arctostaphylus, Garrya, Selaginella sp, Agave schottii, Agave palmeri, Yucca schottii, Nolina microcarpa., 31.928333 -110.968889, 1584m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00032085Wendy Hodgson 47351987-09-06 USA, Arizona, Santa Cruz County, Patagonia Mountains, 1.7 mi NW of FSR 49 - 812 intersection, just E of FSR 812 (Flux Canyon Road)., 31.480319 -110.737981, 1493m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00032117Wendy Hodgson 47341987-09-05 USA, Arizona, Santa Cruz County, Patagonia Mountains, 1.1 mi W of Sycamore Canyon and Italilan Canyon intersection along FSR 61., 31.37 -110.781944, 1249m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00000234E. R. Blakley B-2241950-09-01 USA, Arizona, Santa Cruz County, Sycamore Canyon., 31.430689 -111.189775, 1219m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00035536Wendy Hodgson 63791991-10-12 USA, Arizona, Santa Cruz County, Foothills of Santa Rita Mountains, SW end of Devil's Cash Box., 31.685111 -110.915639, 1463m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00036223Wendy Hodgson 66581992-05-11 USA, Arizona, Santa Cruz County, Tumacacori Mountains, SW of Rock Corral and FSR 4175, in Rock Corral Canyon., 31.552417 -111.092611, 1173m Full Record Details

DES	Echinocereus rigidissimus var. rigidissimus DES00046547Trenter 1995-05-10 USA, Arizona, Maricopa, Maricopa County. Desert Botanical Garden, cultivated, accession number 1992 0499 0101, originally collected by CR 0123; from Dr. J. G. Barrow's collection, J. G. B. 099; P source Atlanta Botanical Garden. Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00059505Ann Brown 1998-05-21 USA, Arizona, Pima County, Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft, 366 m: accession number 1993 0919 0101; orignally received as a plant collected by Liz Ecker E0174, 10 August 1993, with Pat Comus, from Arizona, Pima County, 1.9 miles north of FSR12 (Greaterville Rd.) and .25 miles west of Highway 83, Section 10 T19S R16E, altitude 5000 feet; originally received as Echinocereus pectinatus; Collector's notes: Habitat: gramma grassland/ocak woodland on south facing, grassy slope; Slope: 5-45; Aspect: sun; Soil type: loam; Parent rock: granite; abundance 101-500 per 1000 X 1000 m; associated plants: Agave palmeri, Opuntia engelmannii, Opuntia spinosior, Bouteloua, Calliandra eriophylla, Portulaca, Mammillaria heyderi, Echinocereus, Eriogonum, Ferocactus wislizeni, Quercus emoryi, Juniperus monosperma., 31.791174 -110.703778, 1524m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00095538Wendy C. Hodgson 326132020-07-29 USA, Arizona, Santa Cruz County, Coronado National Forest, north side of Ruby Road, in vicinity of Summit Reservoir., 31.397774 -111.139248, 1387m Full Record Details

DES	Echinocereus rigidissimus (Engelm.) Haage f. DES00095578Wendy C. Hodgson 326392020-08-20 USA, Arizona, Santa Cruz County, Coronado National Forest, north of Ruby-Nogales Road (highway 289), west of Walker Canyon Road., 31.389348 -111.071572, 1213m Full Record Details

Field Museum of Natural History
F:Botany	Echinocereus rigidissimus (Engelm.) Haage f. C. G. Pringle s.n.1881-06-01 U.S.A., Arizona, Santa Rita Mountains, 31.747708 -110.820126, 1524m Full Record Details

F:Botany	Echinocereus rigidissimus (Engelm.) Haage f. C. G. Pringle s,n.1884-06-04 U.S.A., Arizona Full Record Details

F:Botany	Echinocereus rigidissimus (Engelm.) Haage f. J. W. Toumey 21 U.S.A., Arizona Full Record Details

Harvard University Herbaria: Vascular Plants of North America
Harvard:GH	Echinocereus pectinatus var. rigidissimus (Engelmann) Rümpler 00244311S. D. McKelvey 13371929-06-18 United States of America, Arizona, Road from Tombstone to Gleason Full Record Details

Harvard:GH	Echinocereus rigidissimus (Engelmann) Rose 01678219S. D. McKelvey 15671930-03-18 United States of America, Arizona, Bet. Vail & Sonoita on road from Tucson to Notales Full Record Details

Harvard:GH	Echinocereus rigidissimus (Engelmann) Rose 01678220S. D. McKelvey 15661930-03-18 United States of America, Arizona, Bet. Vail & Sonoita on road from Tucson to Notales Full Record Details

Harvard:GH	Echinocereus rigidissimus (Engelmann) Rose 01678221S. D. McKelvey 15561930-03-15 United States of America, Arizona, Bet. Vail & Sonoita on road from Tucson to Nogales Full Record Details

Huntington Botanical Gardens Herbarium
HNT	Echinocereus rigidissimus subsp. rigidissimus (Engelm.)Hort.F.A.Haage 73531C.R. 123 USA, Arizona, Cochise, Mule Mts, Cochise Co,. Full Record Details

HNT	Echinocereus rigidissimus (Engelm.) Hort. Haage 76059L. Ecker 1741993-10-08 USA, Arizona, Pima, foothills east sid eof the Santa rita Mountains., 1700m Full Record Details

HNT	Echinocereus rigidissimus subsp. rigidissimus (Engelm.)Hort.F.A.Haage 76993 1990-01-08 USA, Arizona, in the immediate vicinity of Sonoita, on grassland/oak open limestone hills., 1524m Full Record Details

HNT	Echinocereus rigidissimus subsp. rigidissimus (Engelm.) Hort. F. A. Haage 11151Tim Thibault 8522014-03-28 United States, Arizona, Santa Cruz, Agua Caliente Canyon, 31.69427 -110.93219, 1373m Full Record Details

Illinois Natural History Survey
ILLS	Echinocereus rigidissimus (Englem.) Heage f. ILLS00126016Eric F. Ulaszek 18371981-06-05 United States, Arizona, Santa Cruz, Along Arizona 289, 2 miles west of I-19., 31.327141 -110.83263 Full Record Details

Missouri Botanical Garden
MO	Echinocereus pectinatus var. rigidissimus Engelm. ex Rumpler 1448110Cyrus G. Pringle s.n.1881-06-08 United States, Arizona, Santa Rita Mts., 1524m Full Record Details

MO	Echinocereus pectinatus var. rigidissimus Engelm. ex Rumpler 1448111James W. Toumey s.n.1896-05-15 United States, Arizona, Huachuca Mts. Full Record Details

New York Botanical Garden Steere Herbarium
NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170077S. A. McKelvey 13371929-06-18 United States of America, Arizona, Road from Tombstone to Gleeson Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170080S. A. McKelvey 15661930-03-18 United States of America, Arizona, Pima Co., Between Vail and Sonoita on road from Tucson to Nogales Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170087Collector unspecified 245521906-00-00 United States of America, Arizona, Desert Laboratory #14. Flowered NYBG, June 8, 1907. Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 03170076V. Bailey 1921-02-11 United States of America, Arizona, Pima Co., Continental, 31.852323 -110.974872 Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170079J. W. Toumey 1896-05-15 United States of America, Arizona, Cochise Co., Huachuca Mountains, 31.489021 -110.408132 Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170084J. W. Toumey 1896-05-15 United States of America, Arizona, Cochise Co., Huachuca Mts, 31.489021 -110.408132 Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170085J. W. Toumey 41894-04-15 United States of America, Arizona, Pima Co., Tucson, 32.175259 -110.882534 Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170086T. E. Wilcox 1892-06-00 United States of America, Arizona, Cochise Co., Ft. Huachuca, 31.555019 -110.349718 Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170078C. G. Pringle 1884-06-04 United States of America, Arizona, Cochise. Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170081Rose 1923-03-27 United States of America, Arizona, Cochise. Full Record Details

NY	Echinocereus rigidissimus (Engelm.) F.Haage 3170083J. W. Ridley 493981921-00-00 United States of America, Arizona, Cochise. Full Record Details

San Diego State University Herbarium
SDSU	Echinocereus rigidissimus (Engelm.) J.N. Haage SDSU00082Harvey 11711937-03-26 United States, Arizona, Santa Cruz, West of highway near Nogales., 31.339645 -110.942579, 1182m Full Record Details

San Juan College Herbarium
SJNM	Echinocereus rigidissimus (Engelm.) Haage f. SJNM-V-0024071Heil, Kenneth D. 73491992-07-21 United States, Arizona, Santa Cruz, Coronado National Forest, Ariz. State Hwy. 289. Road between Arivaca and I-19. Ca 11 mi north/northeast of Arivaca., 31.717733 -111.1586, 1006m Full Record Details

University of Arizona Herbarium
ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 367856Patricia A. West 7832001-06-07 United States, Arizona, Pima County, Saguaro National Park, Rincon Mountain District., 32.1206 -110.5231 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 310328Steven P. McLaughlin 63811991-06-02 United States, Arizona, Cochise County, Coronado National Forest: Bear Canyon. Between Wakefield Road and Bear Creek, 31.3874 -110.3657, 1706m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 154126A. A. Nichol s.n.1940-01-03 United States, Arizona, Santa Cruz County, Tumacacori Mountains, 31.60000038 -111.1166687, 1615m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 83693Lyman Benson 10242-a1940-04-15 United States, Arizona, Santa Cruz County, Canelo Hills, 5 miles south of Elgin, 31.60000038 -110.55833435 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 226111L. J. Toolin 8621980-06-14 United States, Arizona, Pima County, At the east side of Arizona Route 83; 9.4 miles north of Sonoita, and 15.7 miles south of Interstate 10. Empire Mountains., 31.8828 -110.6977, 1676m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 428943H.F. Loomis 15891926-04-02 United States, Arizona, Pima County, Fresnal Canyon, Papago Ind. Reservation., 31.828496 -111.625041 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 100014F.A. Thackery 16621925-10-30 United States, Arizona, Pima County, Baboquivari Canyon. Seed Farm No. 65., 31.783333 -111.633333 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 100012R. H. Peebles 148281940-08-24 United States, Arizona, Santa Cruz County, Sycamore Canyon, Patagonia Mountains, east of Nogales, 31.36666679 -110.75833129, 1661m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 154127Lyman Benson 102421940-04-15 United States, Arizona, Santa Cruz County, 5 miles south of Elgin, 31.6 -110.5583, 1524m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 100013R. H. Peebles 148281940-08-24 United States, Arizona, Santa Cruz County, Sycamore Canyon, Patagonia Mountains, E of Nogales, 31.36667 -110.7583, 1661m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 154128Lyman Benson 97471939-09-25 United States, Arizona, Pima County, below the Santa Rita Experimentals Range Headquarters, Florida Canyon, 31.73333 -110.85, 1219m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 154125J. Strickland Thornber sn.1913-06-01 United States, Arizona, Pima County, Home grounds, J.J. Thornber, Tucson., 32.22167 -110.92583 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 230807Richard S. Felger 139411966-05-18 United States, Arizona, Santa Cruz County, Vicinity of junction of Alamo Canyon and Peña Blanca Canyon. Pajarito Mountains, 31.3885 -111.09391 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 415137Ries Lindley 1962013-04-20 United States, Arizona, Pima, Santa Rita Mountains, 125 m south of Box Canyon Rd. on Arizona Trail, 31.7921 -110.7484 Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 420423Sue Carnahan SC 4962014-05-16 United States, Arizona, Santa Cruz, Salero Ranch: Unit 5, Ash Canyon E of Grosvenor Hills, 31.55543 -110.85656, 1298m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage Paul Roberts 212014-10-15 United States, Arizona, Santa Cruz County, 9 smith creek lane, Sonoita. This is a privately owned Horse & Cattle ranch., 31.704289 -110.629725, 1439m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 423565Paul Roberts 212014-10-15 United States, Arizona, Santa Cruz County, 9 smith creek lane, Sonoita. This is a privately owned Horse & Cattle ranch., 31.704289 -110.629725, 1439m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 436648Sue Carnahan 25192017-06-01 United States, Arizona, Santa Cruz, Salero Ranch, Unit 2: NE corner of intersection of FSR 4093 with Bond Canyon Rd., 31.60721 -110.879295, 1358m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Engelm. ex Haage 437138Sue Carnahan 31432018-06-20 United States, Arizona, Santa Cruz, Big Casa Blanca Canyon, Santa Rita Mts, Coronado National Forest., 31.64328 -110.7541, 1445m Full Record Details

ARIZ	Echinocereus rigidissimus (Engelm.) Haage f. 444342Sue Carnahan 43202020-06-09 United States, Arizona, Santa Cruz, "Lobos Flat," Upper Coal Mine Canyon, 3.5 km N of Coal Mine Spring, Coal Mine Canyon watershed (AZGFD property)., 31.5544 -110.88721, 1349m Full Record Details

University of California, Riverside Plant Herbarium
UCR	Echinocereus pectinatus var. rigidissimus (Engelm.) Rümpler R.D. Worthington 139411986-04-12 United States, Arizona, Cochise, Skeleton Canyon, DevilÄôs Kitchen, about 0.5 mi. west of NM state line, 31.59139 -109.05833, 1463m Full Record Details

University of Michigan Herbarium
MICH:Angiosperms	Echinocereus rigidissimus (Engelm.) Haage f. 1643151Lemmon s.n.1881-09-00 United States, Arizona, Cochise, Apache pass Full Record Details

University of New Mexico Herbarium
UNM:Vascular Plants	Echinocereus rigidissimus (Engelm.) Haage f. UNM0113835P. Pierce 381954-03-04 United States, Arizona, (Pima), 10 mi. east of Continental Hills southeast of Tucson. Full Record Details

UNM:Vascular Plants	Echinocereus rigidissimus (Engelm.) Haage f. UNM0113836M.A. Cazier sn1969-06-21 United States, Arizona, Santa Cruz, Pena Blanca. Full Record Details