Search Results — 289 specimen records retrieved (230 records with coordinates)
Results for search: Scientific name=Mammillaria;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM288561  Mammillaria Lyman Benson 1958-2-7 15777 San Diego Middle of Sentenac Canyon. Vallecito Mountains, Colorado Desert. 610 Comment
  RSA679428  Mammillaria Valerie L. Soza, Bart O'Brien 2000-5-17 937 San Bernardino Mesquite Mountains, East Side, East Mojave Desert: Northern side of Mesquite Pass. 1067 Comment
  POM311564  Mammillaria Lyman Benson 1963-7-13 16374 San Diego 3 miles below Mountain Springs. US 80. 396 Comment
Read comments
Nov 3 2014
  SEINET12878383  Mammillaria alversonii A. H. Alverson 1897-1 Unknown Comment
  SEINET2448889  Mammillaria alversonii D. P. Faulkner 1978-1 Riverside Comment
  NY385867  Mammillaria deserti S. B. Parish 1880-1 455 San Bernardino This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET4434077  Mammillaria deserti S. B. Parish, W. F. Parish 1880-1 Unknown Comment
  CAS-BOT-BC56803  Mammillaria dioica Marcus E. Jones 1882-3-10 3057 San Diego Field redacted by CAS, contact the data manager for more information Comment
  GMDRC4208  Mammillaria dioica T. La Doux, J. Andre 2010-3-1 498 San Diego Borrego Desert Region: lower eastern slopes of Peninsular Range, just south of U.S. Interstate 8 at Mountain Springs, just east of Stage Sta. Historic Marker (Myer Cr. watershed). 681 Comment
  HSC59006  Mammillaria dioica Gilbert Muth 1968-3-17 773 San Diego Near Collins Valley, close to the town of Borrego Springs 464 Comment
  JEPS66859  Mammillaria dioica W. L. Jepson 1912-10-26 5228 San Bernardino Whipple Mts. 45 Comment
Read comments
Dec 18 2010
  LA30297  Mammillaria dioica Mary V. Hood; 1941-4-9 41 49 k* San Diego Split-rock Canyon, Anza State Park 152 Comment
  POM285601  Mammillaria dioica Lyman Benson 1952-3-23 14844 Riverside Mountainsides above Cathedral City on the Palms-to-Pines Highway. Mt. Range San Jacinto. 701 Comment
  POM285765  Mammillaria dioica Lyman Benson 1950-4-29 14338 San Diego Northwest corner of Spooner Ranch. 1/2 east of the ocean, mile north of Mex. 15 Comment
  POM286349  Mammillaria dioica Lyman Benson 1949-3-28 13558 Riverside Santa Rosa Mountains. Pines to Palms Highway from Palm Springs to Hemet. 732 Comment
  POM288560  Mammillaria dioica Lyman Benson 1958-2-7 15779 San Diego Upper end of Mason Valley. Vallecito Mountains. 610 Comment
  POM306391  Mammillaria dioica Lyman Benson 1962-2-24 16148 Riverside Palms to Pines Highway; grade above Cathedral City. 915 Comment
  POM313585  Mammillaria dioica Marcus E. Jones 1882-3-10 s.n. San Diego San Diego. Comment
  POM316442  Mammillaria dioica Mark Parratt 1962-2-24 115 Riverside 7-8 miles up state Hwy 74 from Palm Desert. 701 Comment
  POM316964  Mammillaria dioica Edward Anderson 1962-2-24 1836 Riverside On the Palms to Pines highway out of Palm Springs. Northeast of the road amoung the rocks near a pull-put by a drinking fountain. San Jacinto Mountains. Comment
  POM316966  Mammillaria dioica Edward Anderson 1963-7-12 1996 San Diego 1/4 mile north of the international border and about 1 mile east of the Pacific Ocean. Followed Dairy Mart Road south from freeway to Monument Road; then west toward ocean. Last large hill next to the road. 30 Comment
  RSA0018659  Mammillaria dioica Duncan S. Bell, Grace Cho, Caitlin Elam 2013-9-3 5771 San Bernardino Bighorn Mountains; in bouldery hills on the north side of Ruby Mountain. 1175 Comment
  RSA136863  Mammillaria dioica Percy C. Everett, E. K. Balls 1960-4-5 24073 San Diego Ca. 6 miles NW of Agua Caliente on road to Julian. 518 Comment
  RSA21366  Mammillaria dioica C. B. Wolf 1937-4-7 2773 San Diego Colorado Desert, Borego State Park, in the Palm Canyon above Park Headquarters 457 Comment
  RSA303529  Mammillaria dioica J. R. Shevock 1972-2-26 1346 San Diego Coyote Canyon, Anza Borrego State Park. 305 Comment
  RSA439477  Mammillaria dioica Robert L. Dressler 1949-4-2 547 San Diego 24 miles NW of Carrizo. Comment
  RSA439480  Mammillaria dioica E. Yale Dawson 1944-03 s.n. San Diego La Jolla. Canyon near the beach north of Scripps Insitution. Comment
  RSA439481  Mammillaria dioica Ora M. Clark 1929-4-7 2025 San Diego Yaqui Well. Comment
  RSA65528  Mammillaria dioica F. W. Peirson 1928-3-24 7754 San Diego San Felipe Canyon above Sentac Canyon. Comment
  RSA663904  Mammillaria dioica C. R. Annable, Jay Walker 1995-2-22 2214 San Diego La Jolla, Case St. Canyon. Comment
  RSA7198  Mammillaria dioica B. D. Stark 1932-09 7375 Riverside East slope of San Jacinto Mountains on the Palms to Pines road. 1524 Comment
  SBBG113948  Mammillaria dioica K. McEachern 1993-6-11 CABR- 194 San Diego Point Loma, E side of point on S-facing steep (20-30 degree) slope immediately S of Cabrillo statue, slope faces approx 150 degrees 91 Comment
  SBBG21340  Mammillaria dioica E. R. Blakley 1963-11-28 6300 Unknown Playa Ramon, 4 mi W of Colonia Guerrero 6 Comment
  SD10188  Mammillaria dioica Curtis M. Brown 1935-1-28 San Diego Vallecitos Station. (IPB 9/07) Comment
  SD113519  Mammillaria dioica Darley F. Howe 1939-3-19 769 San Diego Otay Mesa, just north of San Ysidro. (IPB 9/07) Comment
  SD118625 Image available Mammillaria dioica James C. Dice 1986-4-27 647 San Diego On sandy, southeast-facing slope near ocean, in coastal sage scrub vegetation. La Jolla, Sumner Canyon. 79 Comment
  SD118626  Mammillaria dioica James C. Dice 1986-4-27 646 San Diego On sandy, southeast-facing slope near ocean, in coastal sage scrub, La Jolla, Sumner Canyon. (IPB 9/07) 79 Comment
  SD118627  Mammillaria dioica James C. Dice 1986-3-27 644 San Diego Anza-Borrego Desert State Park, Elephant Trees Area. Growing on sandy, rocky, east-facing slope of a low ridge. (IPB 9/07) 130 Comment
  SD118628  Mammillaria dioica James C. Dice 1986-3-27 643 San Diego Anza-Borrego Desert State Park, Elephant Trees Area. Growing on sandy, rocky east-facing slope of low ridge. (IPB 9/07) 130 Comment
  SD118629  Mammillaria dioica James C. Dice 1986-3-27 642 Imperial Meyer Valley, growing on sandy rocky west-facing slope. 480 Comment
  SD118630  Mammillaria dioica James C. Dice 1986-3-27 641 Imperial Growing on sandy, rocky, west-facing slope, Myer Valley. 480 Comment
  SD13291  Mammillaria dioica Frank F. Gander 1936-1-16 416 San Diego Bluff at North side of mouth, San Dieguito Creek. (IPB 9/07) Comment
  SD13292  Mammillaria dioica Frank F. Gander 1936-1-16 452 San Diego 1 mile west of peak of Cowles Mountain. (IPB 9/07) Comment
  SD140509  Mammillaria dioica Jon P. Rebman, Andrew Salywon 1997-3-20 3828 San Diego Anza-Borrego State Park, northwest of Ocotillo, along South Indian Gorge Pass Road. (IPB 9/07) 465 Comment
  SD148408  Mammillaria dioica Jon P. Rebman, Oscar Solis 2000-3-31 6353 San Diego San Diego Urban Canyons, Encanto Area, canyon just north of Market Street and east of Malcolm X Library and Euclid. (IPB 9/07) 60 Comment
  SD148409  Mammillaria dioica Jon P. Rebman, Oscar Solis 2000-3-31 6352 San Diego San Diego Urban Canyons, Encanto Area, canyon just north of Market Street and east of Malcolm X Library and Euclid. (IPB 9/07) 60 Comment
  SD157306  Mammillaria dioica Jon P. Rebman 2001-3-16 7194 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. (IPB 9/07) 459 Comment
  SD157539  Mammillaria dioica Lisa M. Fournier 1990-4-21 7 San Diego Cabrillo National Monument Park; facing east on coastal hillside. (IPB 9/07) Comment
  SD161527  Mammillaria dioica Mike D. Angel, John Dewald 2005-3-6 142 San Diego Anza-Borrego State Park. Go 1 mile north of Agua Caliente on S2. On right/north side of road is marked trail called Bismaga Wash. Park, follow trail up wash. 404 Comment
  SD164935  Mammillaria dioica Bill Sullivan 2005-4-30 113 San Diego Borrego Springs, Anza-Borrego Desert SP, Coyote Canyon (Desert Gardens) 150 yards north of jeep trail 3.3 miles north of north end of paved DiGiorgio road. 377 Comment
  SD164936  Mammillaria dioica Bill Sullivan 2005-3-13 55 San Diego Borrego Springs, Anza-Borrego Desert State Park, Coyote Mtn. Ridge, 0.9 mile southeast of east entrance to Alcoholic Pass, 100 yards west of hill, el. 1905 ft. 563 Comment
  SD164937  Mammillaria dioica Jon P. Rebman, K. Rich, N. Nenow, and C. Glacy 2005-3-19 11337 San Diego Anza-Borrego Desert State Park: west of Ocotillo; eastern base of Jacumba Mountains; south of Dos Cabezas Spring in the vicinity of Syd Hayden Spring 519 Comment
  SD168053  Mammillaria dioica Bill Sullivan 2006-4-17 159 San Diego Anza-Borrego Desert State Park, S of Highway 78, 1 mile south on Plum Canyon Jeep Trail. 586 Comment
  SD170161  Mammillaria dioica Jeannie Gregory, John Gregory 2006-5-6 1934 San Diego Anza-Borrego Desert State Park; N of Highway 78; on Grapevine Canyon Road; in San Felipe Creek; just W of Yaqui Pass 568 Comment
  SD170162  Mammillaria dioica Jeannie Gregory, John Gregory 2006-5-6 1932 San Diego Anza-Borrego Desert State Park; on Grapevine Canyon Road; in San Felipe Wash; W of Yaqui Pass; Ao N of Highway 78 437 Comment
  SD170163  Mammillaria dioica Jeannie Gregory, John Gregory, Karen Rich, Gary Erbeck 2005-3-19 1353 San Diego Anza-Borrego Desert State Park; 7 miles SW of Ocotillo at base of Jacumba Mtns; 2 miles SE of Mortero Palms, at end of road to Syd Haden Spring. 518 Comment
  SD184098  Mammillaria dioica Bill Sullivan 2008-2-23 337 San Diego South of Borrego Springs, Anza-Borrego Desert State Park, Mine Wash, (12 miles south of Christmas circle on S3, four miles east on Hwy 78, 100 yard south on Mine Wash jeep trail 381 Comment
  SD184099  Mammillaria dioica Bill Sullivan 2008-2-23 335 San Diego Borrego Springs, Anza-Borrego Desert State Park, Stag Cove, 12 miles south of Christmas circle on S3, one mile east on Hwy 78, 0.25 mile south on Stag Cove jeep trail 427 Comment
  SD184100  Mammillaria dioica Melvin M. Sweet 2008-3-15 542 San Diego Anza-Borrego Desert State Park, Coyote Canyon; near the gate, above the second crossing, used to close the Canyon in the Summer, about 8.3 miles NW of the Christmas Circle in the town of Borrego Springs. 348 Comment
  SD184101  Mammillaria dioica Melvin M. Sweet 2008-3-18 558 San Diego Anza-Borrego Desert State Park; 4 miles S of State Hwy 78, 10.7 mi E of Scissors Crossing, along the Pinyon Wash Jeep Trail, which intersects Hwy 78 4.3 miles east of County Route S3 (Yaqui Pass). 615 Comment
  SD185985  Mammillaria dioica Jon P. Rebman, M. Mulligan & W. Schmidtmann 2008-6-19 15587 San Diego Camp Pendleton Marine Corps Base: along North River Road, just east of Stuart Mesa Road; along the Santa Margarita River in the southwestern portion of the base 3 Comment
  SD188356  Mammillaria dioica Kim Marsden, L. Hendrickson, J.& R. Riolo, P. Larson, R. Ehly 2008-3-20 379 San Diego Anza-Borrego Desert State Park, mouth of Glorietta Canyon, Yaqui Meadows, about 1.5 miles south of Borrego Springs Road on jeep trail 358 Comment
  SD191028  Mammillaria dioica Joni Ward, Wendy Hodgson, Dawn Goldman, Dave Martinez 2007-4-24 9 San Diego Mountain Springs Grade, 6 mi ENE of Jacumba, W of Interstate 8, 0.18 mi W of Imperial County line, 0.81 mi S of Devil's Canyon, W of stone corral, in wash at culvert, up drainage past spring. 740 Comment
  SD191500  Mammillaria dioica Bill Sullivan 2009-1-29 566 San Diego Anza-Borrego Desert State Park, 2.5 mi E of Highway 78 and Old Kane Spring Road, 3.4 mi NE of Sunset Mountain, 0.7 mi NW of Old Kane Spring Road near jeep trail to Harper Canyon 276 Comment
  SD191501  Mammillaria dioica Melvin M. Sweet 2009-1-18 730 San Diego Anza-Borrego Desert State Park; 1.6 miles S of State Hwy 78, along the Mine Wash Jeep Trail, which intersects Hwy 78 2.8 miles east of County Route S3 (Yaqui Pass). 483 Comment
  SD191502  Mammillaria dioica Nancy Nenow, Lawrence Glacy 2008-3-7 324 San Diego Anza-Borrego Desert State Park, I(c) mi southwest of S-2 on Indian Gorge dirt road, W side of Carrizo Valley 244 Comment
  SD194659  Mammillaria dioica Mary Jo Churchwell 2009-2-24 145 San Diego Anza-Borrego Desert State Park; Hellhole Canyon; at mile marker #17 of Hwy S-22, 1.0 mi up Hellhole Canyon trail, about 3.0 mi WSW of Christmas Circle. 305 Comment
  SD198314  Mammillaria dioica Larry Hendrickson 2009-3-1 3352 San Diego Anza-Borrego Desert State Park, Carrizo Wash. 0.5 mile SW of intersection of County Rd. S-2 and access road to wash, and 0.5 mile S of Egg Mountain. 220 Comment
  SD198315  Mammillaria dioica Larry Hendrickson, L. Louise Jee, ABDSP Botany Society members. 2009-3-30 3582 San Diego Anza-Borrego Desert State Park. Rockhouse Canyon, a major tributary of Carrizo Wash in the In-Ko-Pah Mountains. 2.7 miles S of intersection of County Road S-2 and Carrizo Wash jeep trail. 292 Comment
  SD20227  Mammillaria dioica Frank F. Gander 1938-1-7 4900 San Diego Otay Mesa near San Ysidro. (IPB 9/07) Comment
  SD20231  Mammillaria dioica Frank F. Gander 1938-1-7 4904 San Diego Telegraph CaA'on. (IPB 9/07) Comment
  SD215961  Mammillaria dioica Larry Hendrickson, Mel Sweet, Bonnie Bruce 2010-5-12 4778 San Diego Anza-Borrego Desert State Park. Lower Borrego Valley. Cactus Garden, 2.6 air miles SE of intersection of State hwy. 78 and Old Kane Springs Road and 1.0 air mile S of intersection of Old Kane Springs Road and jeep trail to Harper Canyon. 305 Comment
  SD216878  Mammillaria dioica Jon P. Rebman, John Martin & volunteers 2011-5-31 22069 San Diego San Miguel Ranch: East of Bonita and south of the Sweetwater Reservoir; near the top of the hill on Gobblers Nob just east of Highway 125 160 Comment
  SD225515 Image available Mammillaria dioica Jon P. Rebman, W. Schmidtmann, G. Kenney, J. Martin 2012-4-18 23201 San Diego Camp Pendleton: Training Area Oscar I; east of Stuart Mesa Road and north of Vandergrift Blvd., along a dirt road near end on mesa above the Santa Margarita River on its northwest side 85 Comment
  SD226038  Mammillaria dioica Jon P. Rebman, W. Schmidtmann & G. Kenney 2011-2-28 20642 San Diego Camp Pendleton: cactus bluff just north of the dirt road that goes along the north side of the Santa Margarita River between I-5 and Stuart Mesa Road 35 Comment
  SD226039  Mammillaria dioica Jon P. Rebman, W. Schmidtmann & G. Kenney 2011-2-28 20643 San Diego Camp Pendleton: cactus bluff just north of the dirt road that goes along the north side of the Santa Margarita River between I-5 and Stuart Mesa Road 35 Comment
  SD226040  Mammillaria dioica Jon P. Rebman, Mike Rood & Samantha Rebman-Rood 2011-2-12 20607 San Diego Anza-Borrego Desert State Park: southeast of Canebrake; east of Hwy S-2, in a side canyon to the south of South Carrizo Wash Road 256 Comment
  SD228468  Mammillaria dioica Melvin M. Sweet 2010-4-17 975 San Diego Anza-Borrego Desert State Park; 3.8 miles S of State Hwy 78, along the Mine Wash Jeep Trail, which intersects Hwy 78 2.8 miles east of County Route S3 (Yaqui Pass). 662 Comment
  SD237808  Mammillaria dioica Ian Cain, Emily Clayton 2010-3-14 1318 San Diego Anza-Borrego Desert State Park; 3.83 miles SWof Imperial Highway at San Diego/Imperial County border, in wash near railroad tracks 1.14 mile NW of railroad bridge 558 Comment
  SD237809  Mammillaria dioica Mary Jo Churchwell 2010-2-13 232 A San Diego Anza-Borrego Desert State Park; Henderson Canyon; vicinity 2 miles NW of junction Henderson Canyon Road and Borrego Springs Road 370 Comment
  SD237810  Mammillaria dioica Mary Jo Churchwell 2010-2-13 232 B San Diego Anza-Borrego Desert State Park; Henderson Canyon; vicinity 2 miles NW of junction Henderson Canyon Road and Borrego Springs Road 370 Comment
  SD237811  Mammillaria dioica Bill Sullivan 2010-3-14 815 San Diego Anza-Borrego Desert State Park, Harper Wash, 2.42 SE of junction Old Kane Springs Road and Highway 78 305 Comment
  SD237812  Mammillaria dioica Nancy Nenow 2011-2-28 1683 San Diego La Jolla; between the western ends of Torrey Pines Scenic Drive and Salk Institute Road on the vacant mesa; 120 yards N of W end of Salk Institute Road on a small cliff north of a dry steambed. 74 Comment
  SD248614  Mammillaria dioica Jon P. Rebman, Drew Smith 2015-4-14 29870 A San Diego Cabrillo National Monument: at the southern tip of the Point Loma Peninsula in San Diego; in a canyon above the bay on the lower eastern slope below the visitors center & above the bay-side trail. 64 Comment
  SD262037  Mammillaria dioica Jon Rebman, SDNHM Botany volunteers 2017-3-17 32481 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
  SD262433  Mammillaria dioica Jim Roberts 2015-2-11 81 San Diego City of San Diego; Tecolote Canyon Natural Park; north side of use trail near houses about 425m southwest from September Street entrance. 68 Comment
  SD262434  Mammillaria dioica Mary Jo Churchwell 2015-3-6 1051 San Diego Anza-Borrego Desert State Park, Corral Canyon; a narrow drainage south of Borrego Palm Canyon and north of Hellhole Canyon; 2.50 air miles W of Borrego Springs; 0.78 air mile NW of Anza-Borrego Desert State Park Visitor Center. 285 Comment
  SD35491  Mammillaria dioica Charles F. Harbison, Ethel Bailey Higgins 1945-3-7 San Diego Sentenac Canyon. (IPB 9/07) Comment
  SD85451  Mammillaria dioica R. Mitchel Beauchamp, R. C. Pierce 1971-3-13 1766 San Diego Rocky crevices, east end of Pinyon Mountain Valley, Anza-Borrego Desert State Park. (IPB 9/07) 1060 Comment
  SEINET224171  Mammillaria dioica Lyman Benson 1952-1 Riverside Comment
  SEINET3218538  Mammillaria dioica Jon P. Rebman 2001-1 Imperial Comment
  SEINET5424441  Mammillaria dioica Larry Hendrickson 2009-1 San Diego Comment
  SEINET7370968  Mammillaria dioica Jon P. Rebman, Warren Schmidtmann, G. Kenney San Diego Comment
  SFV6503  Mammillaria dioica T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 41 Riverside 4 miles south of Highway 111 on Highway 74. 305 Comment
  UC108278  Mammillaria dioica S. B. and W. F. Parish Apr 1882 Riverside Whitewater Colorado Desert Comment
  UC140744  Mammillaria dioica T. S. Brandegee Apr 1905 San Diego Ironwood Well Colorado Desert Comment
Read comments
Jun 30 2009
  UC1535375  Mammillaria dioica A. C. Sanders, B. Pitzer, and Steve Morgan 1987-5-14 7073 San Diego e of San Ysidro (w end of Otay Mesa, head of Dillon Canyon); Otay Mesa, Dillon Canyon 152 Comment
  UC1787800  Mammillaria dioica Jon P. Rebman 2001-3-16 7194 Imperial Between eastbound and westbound lanes of Interstate 8 at Mountain Springs Grade exit. 460 Comment
  UC35129  Mammillaria dioica W. A. Setchell Mar 1901 San Diego San Diego Comment
  UC403438  Mammillaria dioica L. J. Childs 1925-1-5 Riverside Deep Creek Canyon Colorado Desert, Santa Rosa Mts. (mouth) Comment
  UC403439  Mammillaria dioica L. J. Childs Jan. 1925 Riverside Deep Creek Colorado Desert (mouth) Comment
  UC50341  Mammillaria dioica H. M. Hall Apr 1903 3902 San Diego Sweetwater Dam Comment
  UC56531  Mammillaria dioica H. M. Hall 1902-4-12 2852 San Diego Coyote Canyon, s borders of Colorado Desert Colorado Desert 152 Comment
  UC639632  Mammillaria dioica Victor Duran 1932-5-4 3180 San Diego Borego Valley 243 Comment
  UC872641  Mammillaria dioica Marcus E. Jones, A. M. 1882-3-10 3057 San Diego San Diego Comment
  UCR149196  Mammillaria dioica Jon P. Rebman, Oscar Solis 2000-3-31 6352 San Diego Coastal Plains & Basins; South Coastal Plain region, San Diego Urban Canyons, Encanto Area: Canyon just N of Market Street and east of Malcolm X Library and Euclid. Comment
  UCR149197  Mammillaria dioica Jon P. Rebman, Oscar Solis 2000-3-31 6353 San Diego Coastal Plains & Basins; South Coastal Plain region, San Diego Urban Canyons, Encanto Area: Canyon just N of Market Street and east of Malcolm X Library and Euclid. Comment
  UCR202384  Mammillaria dioica Jon P. Rebman, Margaret R. Mulligan, W. Schmidtmann 2008-6-19 15587 San Diego Camp Pendleton Marine Corps Base, along North River Road, east of Stuart Mesa Road, along the Santa Margarita River in the southwestern portion of the base. Square: G5 3 Comment
  UCR48007  Mammillaria dioica A. C. Sanders, B. Pitzer & S. Morgan 1987-5-14 7073 San Diego South Coast/Peninsular Range, west end of Otay Mesa, east of San Ysidro, head of Dillon Canyon 153 Comment
  UCSB24630  Mammillaria dioica Harger, B. 1967-3-4 San Diego Hellhole Canyon; Borrego Valley; 3.0 miles west of Borrego Springs 365 Comment
  CAS-BOT-BC56207  Mammillaria dioica L. R. Abrams 1903-5-1 s.n. San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56208  Mammillaria dioica Ira L. Wiggins 1928-6-17 3271 San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56800  Mammillaria dioica D. Cleveland 1883-12-2 s.n. San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56801  Mammillaria dioica S. B. Parish; W. F. Parish 1882-6-1 460 San Diego Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56802  Mammillaria dioica S. B. Parish 1916-4-8 10775 San Diego Field redacted by CAS, contact the data manager for more information Comment
  NY385868  Mammillaria dioica M. E. Jones 1882-3-10 3057 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY43389  Mammillaria dioica C. R. Annable 1995-2-22 2214 San Diego This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0044401  Mammillaria dioica R. Craig 1951-1-1 C. 204 San Diego Near San Diego. Comment
  RSA439478  Mammillaria dioica H. G. Rush 1948-5-30 s.n. San Diego Cambell's Ranch, Vallecito Valley. Comment
  SEINET10299912  Mammillaria dioica Jon P. Rebman, M. Rood, S. Rebman-Rood. 2011-1 San Diego Comment
  SEINET10731600  Mammillaria dioica Unknown 1850-1 San Diego Comment
  SEINET10731601  Mammillaria dioica Marcus E. Jones 1882-1 San Diego Comment
  SEINET10731602  Mammillaria dioica Samuel B. Parish, W. F. Parish 1880-1 San Diego Comment
  SEINET10731603  Mammillaria dioica Charles Russell Orcutt 1883-1 San Diego Comment
  SEINET10731604  Mammillaria dioica Charles C. Parry 1850-1 San Diego Comment
  SEINET10815696  Mammillaria dioica Charles C. Parry 1850-1 Unknown Comment
  SEINET2057303  Mammillaria dioica Bruce D. Parfitt, D. Pinkava, M. McLeod, D. Keil 1979-1 San Diego Comment
  SEINET2057908  Mammillaria dioica Joni Ward, Wendy Hodgson, Dawn Goldman, Dave Martinez 2007-1 San Diego Comment
  SEINET224212  Mammillaria dioica Marcus E. Jones 1882-1 San Diego Comment
  SEINET3218539  Mammillaria dioica W. Hubert Earle 1967-1 Unknown Comment
  SEINET9119853  Mammillaria dioica J. Dice, J. Bauml 1982-1 Imperial Comment
  SEINET9119854  Mammillaria dioica J. Dice, J. Bauml 1982-1 Imperial Comment
  UC108277  Mammillaria dioica A. H. Alverson San Diego Colorado Desert Comment
  UC19656  Mammillaria dioica C. A. Purpus San Diego San Diego Comment
  UC334256  Mammillaria dioica unknown San Bernardino Comment
  UCR9245  Mammillaria dioica var. incerta D. H. Wilken, G. D. Wallace 1966-2-22 638 San Diego Sonoran (Colorado) Desert, Anza Borrego Desert State Park, lower Culp Canyon, west of Borrego Springs 305 Comment
  SEINET11930025  Mammillaria goodridgei S. B. Parish, Parish, W. F. 1882-1 460 Calaveras Vallecito Comment
  CAS-BOT-BC167146  Mammillaria grahamii Sarah J. De Groot; Leland Lubinsky 2004-10-16 4489 San Bernardino Field redacted by CAS, contact the data manager for more information 1021 Comment
  CAS-BOT-BC56804  Mammillaria grahamii Roxana S. Ferris 1928-4-20 7186 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA706190  Mammillaria grahamii var. grahamii Sarah J. De Groot, J. Mark Porter, Naomi Fraga, Lauren Machen 2003-5-3 2657 San Bernardino WHIPPLE MOUNTAINS: SE side along Colorado River aqueduct road. Upper end of wash intersecting road. 409 Comment
  RSA706892  Mammillaria grahamii var. grahamii Sarah J. De Groot, Krina De Groot, Leland Lubinsky, Linda Lee Worlow 2004-3-16 3749 San Bernardino Whipple Mountains: BLM Wilderness, south of highest peak along wash north of road into south side of range, north of aqueduct. 584 Comment
  RSA708345  Mammillaria grahamii var. grahamii Sarah J. De Groot, M. W. Denslow 2003-3-19 1864 San Bernardino WHIPPLE MOUNTAINS: West side, along East Mojave Heritage Trail, east of Pyramid Butte. 447 Comment
  RSA708346  Mammillaria grahamii var. grahamii Sarah J. De Groot, J. Mark Porter 2003-3-17 1460 San Bernardino Whipple Mountains: Canyon of light colored granite just N of Gene Punping Station along Black Meadow Landing/powerline road. 269 Comment
  RSA708347  Mammillaria grahamii var. grahamii Sarah J. De Groot, J. Mark Porter 2003-3-1 1216 San Bernardino Whipple Mountains: Canyon on east side along Black Meadow Landing road, north of Gene Pumping Station. 274 Comment
  RSA709489  Mammillaria grahamii var. grahamii Sarah J. De Groot, Angela Gatto, Firoozeh Navidara 2003-11-23 3443 San Bernardino Whipple Mountains: South side of range, north of Colorado River Aqueduct along wash forking into road heading north into BLM Wilderness area. Near summit of bluff beside wash. 594 Comment
  RSA712172  Mammillaria grahamii var. grahamii Sarah J. De Groot, Leland Lubinsky 2004-10-17 4560 San Bernardino WHIPPLE MOUNTAINS: Upper north fork of Whipple Wash. 815 Comment
  RSA714740  Mammillaria grahamii var. grahamii Sarah J. De Groot 2004-4-24 4170 San Bernardino WHIPPLE MOUNTAINS: ''Slot'' canyon through light-colored granite along Black Meadow Landing road just NW of Gene Pumping station. 265 Comment
  RSA716297  Mammillaria grahamii var. grahamii Sarah J. De Groot, Leland Lubinsky 2004-10-16 4489 San Bernardino Whipple Mountains: Ridge between middle and north forks of Whipple Wash, saddle just S of north fork. 1021 Comment
  RSA717910  Mammillaria grahamii var. grahamii J. Mark Porter 2001-4-21 12575 -b San Bernardino Whipple Mountains: SW of Gene Wash Reservoir. Comment
  RSA718141  Mammillaria grahamii var. grahamii J. Mark Porter 2001-4-21 12613 -e San Bernardino Whipple Mountains: Wash along western boundary of BLM Wilderness area, S of D&W mine. Comment
Read comments
Jun 23 2010
  CAS-BOT-BC167147  Mammillaria grahamii var. grahamii Sarah J. De Groot; J. Mark Porter; Naomi Fraga; Lauren Machen 2003-5-3 2657 San Bernardino Field redacted by CAS, contact the data manager for more information 409 Comment
  CAS-BOT-BC167377  Mammillaria grahamii var. grahamii Sarah J. De Groot; Angela Gatto; Firoozeh Navidara 2003-11-23 3443 San Bernardino Field redacted by CAS, contact the data manager for more information 594 Comment
  CAS-BOT-BC172794  Mammillaria grahamii var. grahamii Sarah J. De Groot; M. W. Denslow 2003-3-19 1864 San Bernardino Field redacted by CAS, contact the data manager for more information 447 Comment
  CAS-BOT-BC172796  Mammillaria grahamii var. grahamii Sarah J. De Groot; J. M. Porter 2003-3-1 1216 San Bernardino Field redacted by CAS, contact the data manager for more information 274 Comment
  CAS-BOT-BC172804  Mammillaria grahamii var. grahamii Sarah J. De Groot; J. M. Porter 2003-3-17 1460 San Bernardino Field redacted by CAS, contact the data manager for more information 269 Comment
  CAS-BOT-BC183885  Mammillaria grahamii var. grahamii Sarah J. De Groot 2004-4-24 4170 San Bernardino Field redacted by CAS, contact the data manager for more information 265 Comment
  SEINET1907099 Image available Mammillaria grahamii var. grahamii Sarah J. De Groot, M. W. Denslow 2003-1 San Bernardino Comment
  SEINET2448895  Mammillaria microcarpa D. P. Faulkner 1978-1 San Bernardino Comment
  SEINET10732075  Mammillaria microcarpa Betty Venrick 1962-1 Riverside Comment
  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



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
0.04 processing seconds