Search Results — 130 specimen records retrieved (111 records with coordinates)
Results for search: Scientific name=Mammillaria tetrancistra (including nomenclatural synonyms);   More information: Jepson Online Interchange

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC167113  Mammillaria tetrancistra Sarah J. DeGroot; Angela Gatto 2003-4-20 2474 San Bernardino Field redacted by CAS, contact the data manager for more information 720 Comment
  CAS-BOT-BC56808  Mammillaria tetrancistra Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56810  Mammillaria tetrancistra S. B. Parish; W. F. Parish 1882-4-1 162 San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56811  Mammillaria tetrancistra S. B. Parish; W. F. Parish 1882-4-1 162 San Diego Field redacted by CAS, contact the data manager for more information Comment
  CHSC8313  Mammillaria tetrancistra Edward L. Smith 1957-4-3 228 Riverside At entrance to White Water Canyon, San Bernardino Mts. 579 Comment
  GMDRC5930  Mammillaria tetrancistra J. M. Andre 2013-4-1 24897 San Bernardino Old Woman Mountains: along dirt road to Carbonate Gulch, 2.5 mi. west of mouth of canyon (Gulch), approx. 3 mi. east of Ship Mountains 555 Comment
  JEPS122560  Mammillaria tetrancistra J. Andre with T. La Doux, H. Bartosh, R. Preston 2010-3-20 12175 San Bernardino Turtle Mountains; N end of Turtle Mountains just west of Los Arch Mine Area, and just NE of Mohawk Spring, approx. 11 miles west of Highway 95. Mohawk Spring 7.5' Q. Comment
  JEPS123808  Mammillaria tetrancistra T. La Doux with J. Andre, H. Bartosh, R. Preston, JEPS Herbarium Workshop 2010-3-18 442 San Bernardino Sacramento Mountains; at base of eastern end of Sacramento Mountains, on eastern flanks of Flattop Mountain, approx. 4 miles S of I-40 at Highway 95 Junction, approx. 7.5' Quad: Flattop Mountain. Comment
  JEPS66860  Mammillaria tetrancistra W. L. Jepson 1920-4-28 8848 a San Diego Collins Valley, Indian Canyon Comment
  JEPS66861  Mammillaria tetrancistra W. L. Jepson 1928-4-21 12502 San Diego near Sentenac Canyon (Wagon Wash, w Colorado Desert); Colorado Desert, Wagon Wash 396 Comment
Read comments
Feb 10 2013
  JEPS66862  Mammillaria tetrancistra W. L. Jepson 1912-10-29 5244 Riverside Riverside Mts. 91 Comment
  JOTR32303  Mammillaria tetrancistra La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell 2011-5-17 2440 San Bernardino Joshua Tree National Park. Queen Mountains, western edge of Wonderland of Rocks, near Boy Scout Trail, southeast of Keys Peak; top of long northeast flowing canyon heading down to Indian Cove (Stop 5) 1202 Comment
  JOTR34027  Mammillaria tetrancistra La Doux, Tasha, M. Harding 2010-4-7 2914 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; in upper reaches of side canyon, approx. 1 mile north of park boundary Comment
  JOTR34289  Mammillaria tetrancistra Harding, Mitzi, Brittany Robbins 2012-7-11 19 San Bernardino Joshua Tree National Park. Little San Bernardino Mountains; western foothills of Queen Mountain, near north entrance 1011 Comment
  POM12778  Mammillaria tetrancistra Wm. M. Pierce 1922-5-15 s.n. San Bernardino Mojave Desert; Box S Ranch. Comment
  POM13095  Mammillaria tetrancistra P. A. Munz 1921-12-31 5012 Riverside Andreas Canyon, Palm Springs. Comment
  POM13096  Mammillaria tetrancistra P. A. Munz, D. D. Keck 1922-4-9 5016 Riverside Vicinity of Corn Springs, Chuckwalla Mtns. Colorado Desert. 518 Comment
  POM183662  Mammillaria tetrancistra P. A. Munz 1931-3-14 12855 Imperial 5 miles north of Laguna Dam. Comment
Read comments
Nov 17 2009
  POM285575  Mammillaria tetrancistra Lyman Benson 1949-4-11 13593 San Bernardino Mojave Desert; Hills 5 miles west of Yermo. 732 Comment
  POM286348  Mammillaria tetrancistra Lyman Benson 1945-11-11 11942 San Diego Palm Springs. 152 Comment
  RSA0035557  Mammillaria tetrancistra Deidre Conocchioli, Duncan S. Bell 2014-3-17 249 San Bernardino Off south end of Hidden Springs Road, south of I-40 and Barstow-Daggett Airport exit, north/northwest foot of Newberry Mountains between Daggett and Newberry Springs. 758 Comment
  RSA0044705  Mammillaria tetrancistra Leland Lubinsky, LeRoy Gross, Victor Steinmann 2005-2-17 s.n. Riverside Chuckwalla Mountains: Along wash above Corn Springs Campground., Between N33deg 37' 15'', W115deg 19' 39'' and N33deg 36' 52, W115deg 19' 54. 503 Comment
  RSA0088764  Mammillaria tetrancistra Jim M. Andre 2015-3-29 31560 San Bernardino Lanfair Valley; Mojave National Preserve; Bobcat Hills, along dirt road 1.4 mi. east of Ivanpah-Lanfair Rd, just north of Von Trigger Hills, and NE of Hackberry Mtn. 1149 Comment
  RSA0107797  Mammillaria tetrancistra Duncan S. Bell, Amanda Turek 2009-3-30 174 Riverside Southeast section of the Arica Mountains; approximately 1.25 air miles southwest of Priest Well. 349 Comment
  RSA0118313  Mammillaria tetrancistra Sarah J. J. De Groot, Erin O'Connell, Robbie Wood II 2016-4-28 7867 Inyo Eagle Mountain: rocky drainage on northeast tip. South-southeast of Death Valley Junction, east of Highway 127 and powerline. Amargosa River drainage. 648 Comment
  RSA0126634  Mammillaria tetrancistra Duncan S. Bell 2016-3-4 8803 Riverside Orocopia Mountains; northwestern corner of range; collecting in the Orocopia Mountains Wilderness area in an unnamed canyon approximately 3.75 air miles northwest of the summit of the range. 738 Comment
  RSA125207  Mammillaria tetrancistra E. K. Balls, Percy C. Everett 1957-8-20 22672 Riverside 14.7 mi. SW and W along State Hwy. 74 from Palm Village (jct. with State Hwy 111) 1127 Comment
  RSA541823  Mammillaria tetrancistra H. G. Rush 1948-4-16 s.n. Riverside 2 miles north of Whitewater, east of Hwy 66. Comment
Read comments
Jan 14 2010
  RSA676318  Mammillaria tetrancistra J. Mark Porter, Lauren E. Machen 2003-4-6 S.N. San Bernardino Granite Mountains, just north of the San Bernardino Mountains, east of Apple Valley, and west of Leucerne Dry Lake. On the north side of CA Highway 18. Comment
  RSA706083  Mammillaria tetrancistra Sarah J. De Groot, Angela Gatto 2003-4-20 2474 San Bernardino Whipple Mountains: Bluff northwest of Monument Peak, south side of Copper Basin. Saddle near summit. 720 Comment
  RSA706235  Mammillaria tetrancistra Sarah J. De Groot 2003-5-4 2825 San Bernardino WHIPPLE MOUNTAINS: Saddle at north end of Savahia Peak. 782 Comment
  RSA707179  Mammillaria tetrancistra Sarah J. De Groot, Krina De Groot, Leland Lubinsky, Linda Lee Worlow 2004-3-18 3822 San Bernardino WHIPPLE MOUNTAINS: Trail to Cupcake Butte, NW of Whipple Wash. Between powerline road and first bluff. 466 Comment
  RSA708342  Mammillaria tetrancistra Sarah J. De Groot, J. Mark Porter 2003-3-1 1135 San Bernardino Whipple Mountains: Across Parker Dam Road from Bass Point. Comment
  RSA708343  Mammillaria tetrancistra Sarah J. De Groot, J. Mark Porter 2003-3-2 1344 San Bernardino Whipple Mountains: Side wash heading NW off Whipple Wash, SW of powerline road. Near 290 Comment
  RSA708344  Mammillaria tetrancistra Sarah J. De Groot, J. Mark Porter 2003-3-18 1727 San Bernardino Whipple Mountains: Along old Needles-Parker road between highway 62 and Colorado River aqueduct.Whipple Mountains: Along Highway 95 between Vidal Junction and Vidal. 244 Comment
  RSA709920  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4636 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  RSA710400  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky 2005-2-26 4689 San Bernardino Turtle Mountains: Saddle above Mopah Spring drainage. 747 Comment
  RSA713280  Mammillaria tetrancistra Sarah J. De Groot, Firoozeh Navidara 2003-12-12 3479 San Bernardino Whipple Mountains: Copper Basin: S/SW side of reservoir. MWD property. 305 Comment
  RSA713498  Mammillaria tetrancistra Sarah J. De Groot, Krina De Groot, Leland Lubinsky, Linda Lee Worlow 2004-3-15 3619 San Bernardino WHIPPLE MOUNTAINS: BLM Wilderness area, ridge near highest peak, above wash north of road from aqueduct into south side of range. 1104 Comment
  RSA713499  Mammillaria tetrancistra Sarah J. De Groot 2004-4-11 4114 San Bernardino WHIPPLE MOUNTAINS: Along wash NW of divide, from road into BLM Wilderness area from Copper Basin/Bowman's wash. Whipple Wash drainage. 540 Comment
  RSA714766  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Linda Lee Worlow 2004-10-2 4403 San Bernardino Whipple Mountains: Copper Canyon, upstream from powerline road. Near intersection with first major tributary. 284 Comment
  RSA714768  Mammillaria tetrancistra Sarah J. De Groot, Linda Lee Worlow 2004-10-4 4423 San Bernardino Whipple Mountains: Foothills at S end of basin in NW part of range. 602 Comment
  RSA714769  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Linda Lee Worlow 2004-10-2 4402 San Bernardino Whipple Mountains: Copper Canyon, NE side of range, just upstream from intersection with powerline road. 281 Comment
  RSA715042  Mammillaria tetrancistra Sarah J. De Groot 2004-3-29 3945 San Bernardino Whipple Mountains: Copper Basin reservoir, ~NE side of lake. MWD property. 302 Comment
  RSA715396  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky 2004-5-18 4360 San Bernardino Whipple Mountains: Between War Eagle mine and summit ridge. Hills just north of summit. 765 Comment
  RSA715399  Mammillaria tetrancistra Sarah J. De Groot, J. Mark Porter 2003-10-10 3300 San Bernardino Whipple Mountains: Summit of Cupcake Butte, north of Whipple Wash. 873 Comment
  RSA715406  Mammillaria tetrancistra Sarah J. De Groot 2004-4-26 4194 San Bernardino Whipple Mountains: Hills E of D&W Mine. 579 Comment
  RSA715408  Mammillaria tetrancistra Sarah J. De Groot 2004-3-30 4044 San Bernardino Whipple Mountains: Along old Needles-Parker road, north of intersection with Heritage Trail. 341 Comment
  RSA716298  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky 2004-10-16 4488 San Bernardino Whipple Mountains: Ridge between middle and north forks of Whipple Wash, saddle just S of north fork. 1021 Comment
  RSA716301  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky 2004-10-17 4531 San Bernardino WHIPPLE MOUNTAINS: North fork of Whipple Wash, a few miles E of summit. 915 Comment
  RSA717913  Mammillaria tetrancistra J. Mark Porter 2001-4-21 12582 -b San Bernardino Whipple Mountains: Near Colorado River, Copper Basin Dunes region, old mines along [Parker Dam road], W of Big Bend Resort. Comment
  RSA718908  Mammillaria tetrancistra Sarah J. De Groot, Tasha La Doux 2003-5-20 2951 San Bernardino WHIPPLE MOUNTAINS: Wash south of War Eagle mine, toward summit ridge. 456 Comment
  RSA721472  Mammillaria tetrancistra Sarah J. De Groot, Tim Thibault, Valentin Arvizu, Steve Boyd, Aydee Virgen, Tammy Morgan 2004-5-14 4349 Imperial Chocolate Mountains: Gasline road. 434 Comment
  RSA721478  Mammillaria tetrancistra Sarah J. De Groot, Tim Thibault, Valentin Arvizu, LeRoy Gross, Lisa Rojas 2004-5-13 4321 Imperial Chocolate Mountains: Along Beal road near Surveyor's Pass. 645 Comment
  RSA7218  Mammillaria tetrancistra B. D. Stark 1932-6-15 3738 Riverside Base of Eagle Mountains above Utopia, Colorado Desert. 229 Comment
  RSA776279  Mammillaria tetrancistra Thomas Stoughton, Stephanie Rockwood, Sarah De Groot, J. D. England, Christi Gabriel 2011-4-30 1127 San Bernardino Oasis of Mara, Joshua Tree National Park, Twentynine Palms. 609 Comment
  RSA776898  Mammillaria tetrancistra Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-5-3 1134 San Bernardino Southeastern tip of Sheep Hole Mountains, just west of Hwy 62 and Joshua Tree National Park 609 Comment
  RSA779241  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Sean Regalado, Jon Ancona 2011-3-19 6625 San Bernardino Chemehuevi Mountains: Wash below Studio Spring, at junction with Cave Wash. 382 Comment
  RSA83306  Mammillaria tetrancistra Marcus E. Jones 1884-5-5 s.n. San Bernardino The Needles. Comment
  SBBG69410  Mammillaria tetrancistra R. Hoffmann 1931-6-13 San Bernardino Fortynine Palms Cyn, Twentynine Palms Comment
  SD113518  Mammillaria tetrancistra Darley F. Howe 1952-6-1 2224 San Diego South of Table Mountain, east of Jacumba. (IPB 9/07) Comment
  SD139152  Mammillaria tetrancistra Jon P. Rebman, Maggie Loy 1996-10-27 3744 Imperial Just east of Ogilby Road (S34), on Highway 78 (Ben Hulse Highway), between Palo Verde and Brawley. (IPB 10/07) 249 Comment
  SD141947  Mammillaria tetrancistra Jon P. Rebman, Melanie Howe 1997-4-5 3929 Imperial Jacumba Natural Area, east of Jacumba and southeast of Inkopah, Smuggler's Cave area. (IPB 9/07) 900 Comment
  SD155403  Mammillaria tetrancistra Jon P. Rebman, J. Gregory & J. Rocks 2004-5-4 10052 San Diego Walker Canyon Ecological Reserve: between Boulevard and Jacumba on the north side of Interstate 8, along arroyo bottom near the western end of the reserve 950 Comment
  SD173007  Mammillaria tetrancistra Larry Hendrickson 2006-5-20 1455 A San Diego Anza-Borrego Desert State Park, Vallecito Valley, in area that was formerly the Vallecito Ranch. 1.69 km south of County Hwy S-2 on broad alluvial bench on the west side of the Sawtooth Mtns. 449 Comment
  SD188357  Mammillaria tetrancistra Bill Sullivan 2008-8-24 546 San Diego Anza-Borrego Desert State Park, S of San Felipe and N of Shelter Valley, I(c) mi N of state route 78 (Mile Marker 17), base of a hill 30 yards N of San Felipe Road (county road S-2/ Scissors Crossing) 705 Comment
  SD191503  Mammillaria tetrancistra Larry Hendrickson, Jon Rebman, et al. 2005-4-16 3220 Imperial Picacho State Recreation Area. Bear Canyon, ca. 1.5 miles SW of Colorado River. 266 Comment
  SD191504  Mammillaria tetrancistra Bill Sullivan 2008-12-30 560 San Diego Anza-Borrego Desert State Park, Cactus Garden, south side of Harper Canyon Wash, 3 mi east of Highway 78 and Old Kane Spring Road, 3.85 mi NE of Sunset Mountain, 0.6 mi south of old Kane Spring Road 231 Comment
  SD191505  Mammillaria tetrancistra Bill Sullivan 2008-11-30 555 San Diego Anza-Borrego Desert State Park, Coachwhip Canyon, 13 miles west of Salton City, 16 miles east of Borrego Springs, 1.0 mile north of County Road S22 in a narrow canyon (no road) 406 Comment
  SD193157  Mammillaria tetrancistra Jon P. Rebman, M. Simpson, L. Simpson, & M. Mulligan 2009-4-10 16838 San Diego Anza-Borrego Desert State Park: southwest of Highway S-2 and south of Dos Cabezas; near the San Diego/Imperial County line in a canyon in the Hayden Spring area 615 Comment
  SD194660  Mammillaria tetrancistra Jon P. Rebman, Mike Simpson and Mike Mayer 2009-5-13 17655 San Diego Anza Borrego Desert State Park: vicinity of Whale Peak; south of Pinyon Mountain Valley Road; northwest side of the highest point of Whale Peak 1515 Comment
  SD199963  Mammillaria tetrancistra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16146 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 20 (SL20), Palm Wash, Site BRATOU in sandy arroyo bottom and surrounding rocky mud embankments 45 Comment
  SD201154  Mammillaria tetrancistra Bill Sullivan 2009-3-11 613 San Diego Anza-Borrego Desert State Park, Cactus Garden, 0.9 mi. east of Highway 78 intersection with Old Kane Spring Road 277 Comment
  SD201155  Mammillaria tetrancistra Jon Rebman, G. Fleming, W. Schmidtmann, & G. Erbeck 2009-3-9 16099 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, approx. 2.7 mile W of Hwy. 86; Section 22 (SL22), Palm Wash, Site PHOCAL in sandy arroyo bottom and surrounding mud embankments -9 Comment
  SD201156  Mammillaria tetrancistra Jon Rebman, G. Fleming, V. Marshall, & A. Winner 2009-3-25 16736 Imperial Freeman Properties (Truckhaven): West of the Salton Sea, NW of Salton City, W of Hwy. 86; Section 7 (SP7), north fork of Big Wash, Site SPHAMB in large arroyo and surrounding hillsides 136 Comment
  SD201157 Image available Mammillaria tetrancistra Bill Sullivan 2009-4-24 689 San Diego Anza-Borrego Desert State Park, Grapevine Canyon Road, 3.9 mi. nw of Highway 78 737 Comment
  SD210893  Mammillaria tetrancistra Larry Hendrickson, Bonnie Bruce 2010-5-13 4799 B San Diego Anza-Borrego Desert State Park. Lower Borrego Valley, north of Vallecito Mountains. 1.8 miles ESE of intersection of State hwy. 78 and Old Kane Springs Road, ~ 50 feet N of Old Kane Springs Road. 245 Comment
  SD237813  Mammillaria tetrancistra Bill Sullivan 2009-7-7 750 San Diego Jacumba, N side of I-8, 2.32 mi northwest of In-Ko-Pah Park Road and Old Highway 80, 1.5 miles N of Interstate 8 near west rim of Table Mountain mesa 1170 Comment
  SD262038  Mammillaria tetrancistra Jon Rebman, SDNHM Botany volunteers 2017-3-17 32480 San Diego Anza-Borrego Desert State Park: west of Sweeny Pass Rd. (S2) between Canebrake and Ocotillo; along Mortero Canyon Road in a small granitic canyon just off of the main arroyo 390 Comment
  SD32579  Mammillaria tetrancistra Charles F. Harbison, Ethel Bailey Higgins 1944-4-13 44 155 San Diego Table Mountain. (IPB 9/07) Comment
  SD44481  Mammillaria tetrancistra Charles F. Harbison 1951-6-20 San Diego About 2 miles west of Imperial County line, Mountain Spring Grade. (IPB 9/07) Comment
  SD45875  Mammillaria tetrancistra George Lindsay Mar 1954 San Diego Carrizo Desert, 6.4 miles east of Agua Caliente on road to Ocotillo, growing on sandy flats. Comment
  SEINET10389888  Mammillaria tetrancistra A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42191 Imperial Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  SEINET2448919  Mammillaria tetrancistra D. P. Faulkner 1978-4-29 547 San Bernardino Turtle Mtns.; Horn Springs area, 13 mi NW of Vidal Junction.; 0 762 Comment
  SEINET3271744  Mammillaria tetrancistra Marc A. Baker, Rich Crawford and Mercy Vaughn 2010-4-10 17024 San Bernardino Sleeping Beauty 7.5' USGS topographic quadrangle Zone; Cady Mountains, 60 km east of Barstow, 15 km west of Broadwell Lake. 805 Comment
  SEINET3820201 Image available Mammillaria tetrancistra Bill Sullivan 2009-3-11 613 San Diego Anza-Borrego State Park, Cactus Garden, 0.9 mi. east of Highway 78 intersection with Old Kane Spring Road. 278 Comment
  SEINET6808072 Image available Mammillaria tetrancistra Jon P. Rebman, Melanie Howe 1997-4-5 3929 Imperial Sonoran (Colorado) Desert; Jacumba Natural Area, Smuggler's Cave area, east of Jacumba and southeast of In-ko-pah Gorge 900 Comment
  SEINET9194086 Image available Mammillaria tetrancistra Marc A. Baker, Michelle Cloud-Hughes 2013-12-17 17856 San Bernardino 60 km ESE of Barstow, 7 km NNE of the summit of Sunshine Peak, 2.5 km north of Lavic Lake 638 Comment
  SJSU3659  Mammillaria tetrancistra C. W. Sharsmith 1963-4-8 6951 Inyo near Grapevine Springs, W slope Grapsvine Mts, Death Valley drainage 816 Comment
  UC1713780  Mammillaria tetrancistra P. A. Munz and D. Keck 1922-4-13 5016 Riverside Chuckawalla Mts. Colo. Desert Comment
Read comments
Aug 28 2016
  UC1981745  Mammillaria tetrancistra C. Braun with S. Finch & F. Wang 2011-3-19 030 Inyo Half mile above road end (Chris Wicht camp) in Surprise Canyon, west slope of Panamint Mountains, 32.8 miles southeast of Panamint Springs. Comment
  UC403441  Mammillaria tetrancistra L. J. Childs 1925-1-5 Riverside Deep Creek Canyon Colorado Desert, Santa Rosa Mt. (mouth) Comment
  UC403445  Mammillaria tetrancistra P. A. Munz, D. D. Keck 1921-12-31 5012 Riverside Andreas Canyon Palm Springs Comment
  UC625543  Mammillaria tetrancistra Annie M. Alexander 1939-5-11 San Bernardino e range Whipple Mountains Comment
  UCR156142  Mammillaria tetrancistra Jon P. Rebman, J. Gregory & J. Rocks 2004-5-4 10052 San Diego Walker Canyon Ecological Reserve: between Boulevard and Jacumba on the north side of Interstate 8, along arroyo bottom near the western end of the reserve 951 Comment
  UCR210867  Mammillaria tetrancistra A. C. Sanders, Fred M. Roberts, Katy Beck, Eve Laeger, et al 2009-3-26 36627 San Bernardino Mojave Desert, Cady Mountains, along powerline road NW of Sleeping Beauty Mtn., c. 3 mile section of road NE of summit of pass from Pisgah area 793 Comment
  UCR213430  Mammillaria tetrancistra A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37436 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR254118  Mammillaria tetrancistra Jim Andre 2012-8-30 23273 San Bernardino NE Colorado Desert, Sacramento Mountains, southeast end of range, along dirt road 4.2 mi south of Hwy I-40 at the junction with Hwy 95, c. 10 mi west of Needles 562 Comment
  UCR264191  Mammillaria tetrancistra A. C. Sanders, Jim Malusa 2015-9-9 41833 Imperial Sonoran (Colorado) Desert, near Chocolate Mountains Aerial Gunnery Range, side canyon off Gables Wash c. 0.8 mi. above Hwy 78 341 Comment
  UCR265861  Mammillaria tetrancistra Mitch Provance 2008-3-15 10116 Imperial Chocolate Mountains Region, E side of Hwy 78, about 7 miles NNE of intersection with Ogilby Rd., 2 miles N of Buzzards Peak, c. 2.5 miles NNE of the border checkpoint 335 Comment
  UCR269745  Mammillaria tetrancistra A. C. Sanders, Jim Malusa, Marc A. Baker, Michelle Cloud-Hughes 2016-3-15 42191 Imperial Sonoran (Colorado) Desert, Chocolate Mountains, c. 0.8 km NE of Beal Well and c. 0-0.4 km east of old Niland-Blythe Rd. 442 Comment
  UCR32326  Mammillaria tetrancistra Faulkner 1978-3-19 312 San Bernardino Sonoran (Colorado) Desert, hillsides 10 miles [SE] of junction 95 [on Havasu Lake Road], 25 miles south of Needles 488 Comment
  UCR32327  Mammillaria tetrancistra Faulkner 1978-4-29 547 San Bernardino Southern Mojave / Sonoran (Colorado) Desert, Turtle Mountains, Horn Springs area, 13 miles NW of Vidal Junction [NW of Horn Spring] 762 Comment
  UCR64136  Mammillaria tetrancistra Ed LaRue 1990-8-27 s.n. San Bernardino Mojave Desert, Broadwell Dry Lake, 8 mi north of Ludlow 430 Comment
  UCR67340  Mammillaria tetrancistra Ed LaRue 1991-4-25 91- 40 Imperial Sonoran (Colorado) Desert, 6 mi north of Cargo Muchacho Mtns, 7-8 mi north of Hedges. In and adjacent to Indian Wash 244 Comment
  UCR86255  Mammillaria tetrancistra A. C. Sanders, P. J. MacKay, et al 1995-4-2 16331 San Bernardino Mojave Desert, Stoddard Valley, Stoddard Wells Road, 12.3 mi. NE of Hwy I-15 (near Bell Mountain), E slope of Stoddard Mtn. 1113 Comment
  UCR86471  Mammillaria tetrancistra B. G. Pitzer, S. Bliss, C. Sylber 1991-5-19 1595 San Bernardino Mojave Desert, 29 Palms Marine Corps Base: 'Emerson Lake' Artillery Range, W side of Hidalgo Mtn, c. 4.5 air km east of S end of Emerson Dry Lake. At foot of Hidalgo Mtn. 915 Comment
  UCR88294  Mammillaria tetrancistra A. C. Sanders, K. C. Rose 1995-4-5 16378 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCSB18118  Mammillaria tetrancistra Day, Fran 1964-4-11 San Bernardino 1 miles east of Mitchell's Caverns State Park 1219 Comment
  UCSB57037  Mammillaria tetrancistra Inman, D. 1985-3-25 San Bernardino NE 1/4 of NW 1/4 of Section 18 of T14N, R16E; N.Y. Mtns. 1240 Comment
  VVC2106  Mammillaria tetrancistra Tim Thomas 2012-8-23 5873 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  CAS-BOT-BC167144  Mammillaria tetrancistra Sarah J. De Groot 2003-5-4 2825 San Bernardino Field redacted by CAS, contact the data manager for more information 782 Comment
  CAS-BOT-BC167145  Mammillaria tetrancistra Sarah J. De Groot; Leland Lubinsky 2004-10-17 4531 San Bernardino Field redacted by CAS, contact the data manager for more information 915 Comment
  CAS-BOT-BC172805  Mammillaria tetrancistra Sarah J. De Groot; J. M. Porter 2003-3-18 1727 San Bernardino Field redacted by CAS, contact the data manager for more information 244 Comment
  CAS-BOT-BC227853  Mammillaria tetrancistra Sarah J. De Groot; Leland Lubinsky; Linda Lee Worlow 2004-10-2 4402 San Bernardino Field redacted by CAS, contact the data manager for more information 281 Comment
  CAS-BOT-BC269259  Mammillaria tetrancistra Sarah J. De Groot; J. Mark Porter; Naomi Fraga; Lauren Machen 2003-5-3 2696 San Bernardino Field redacted by CAS, contact the data manager for more information 298 Comment
  CAS-BOT-BC269261  Mammillaria tetrancistra Sarah J. De Groot; J. Mark Porter 2003-10-10 3300 San Bernardino Field redacted by CAS, contact the data manager for more information 873 Comment
  CAS-BOT-BC269263  Mammillaria tetrancistra Sarah J. De Groot 2004-3-29 3945 San Bernardino Field redacted by CAS, contact the data manager for more information 302 Comment
  CAS-BOT-BC269271  Mammillaria tetrancistra Sarah J. De Groot; Leland Lubinsky 2004-5-18 4360 San Bernardino Field redacted by CAS, contact the data manager for more information 765 Comment
  CAS-BOT-BC56211  Mammillaria tetrancistra Ira L. Wiggins 1937-2-18 8569 Imperial Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56805  Mammillaria tetrancistra Sarah J. De Groot; J. Mark Porter 2003-10-10 3333 b San Bernardino Field redacted by CAS, contact the data manager for more information 649 Comment
  CAS-BOT-BC56806  Mammillaria tetrancistra Geo. Lindsay 1954-3-1 s.n. San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56809  Mammillaria tetrancistra Ira L. Wiggins 1937-2-18 8569 Imperial Field redacted by CAS, contact the data manager for more information Comment
  POM220079  Mammillaria tetrancistra F. R. Fosberg 1932-1 51525 Unknown [No location data on label] Comment
  RSA0006230  Mammillaria tetrancistra Lyman Benson 1957-4-3 15716 Riverside 1/2 mile above the mouth of Whitewater Canyon. San Bernardino Mountains; Salton Sea Drainage 579 Comment
  SEINET10447298  Mammillaria tetrancistra A. Evans 1976-4-13 Evans 5174 Riverside Rocky slopes of santa rosa mtns. Comment
  SEINET11924833  Mammillaria tetrancistra S. B. Parish, Parish, W. F. 1881-1 162 Riverside Whitewater Comment
  SEINET1906382 Image available Mammillaria tetrancistra Sarah J. De Groot, J. Mark Porter, Naomi Fraga, Lauren Machen 2003-1 San Bernardino Comment
  SEINET2448918  Mammillaria tetrancistra Kaye Thorne, B. Ratcliff 1983-4-3 2239 a Inyo Death Valley; Emigrant Ranger Stations.; 0 610 Comment
  UC1138041  Mammillaria tetrancistra P. C. Hutchison Unknown Comment



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