| Canada | British Columbia | | | | | October 1926 | | F.A. MacFadden | s.n. | MO |
| United States | California | | 4082 ft | | | VII.6.1966 | | Wolfram, S. | s.n. | MO |
| United States | California | Fresno | 5600 ft | [36°40'00"N] | [119°50'00"W] | 14 Jun 1935 | | Gilford J. Ikenberry | 1409 | MO |
| United States | California | Fresno | 1372 m | 36°48'45"N | 118°49'15"W | 27 June 1996 | | James R. Shevock | 13612 | MO |
| United States | California | Fresno | 4700 f | 36°48'30"N | 118°49'15"W | 27 June 1996 | | James R. Shevock & Dana A. York | 13631 | MO |
| United States | California | Fresno | 4700 f | 36°47'30"N | 118°40'30"W | 7 July 1996 | | James R. Shevock | 13756 | MO |
| United States | California | Fresno | 6700 f | 37°06'00"N | 119°06'00"W | 21 July 1996 | | James R. Shevock & Dana A. York | 13942 | MO |
| United States | California | Fresno | 6500 f | 37°06'45"N | 119°09'05"W | 21 July 1996 | | James R. Shevock & Dana A. York | 13960 | MO |
| United States | California | Fresno | 7000 f | 37°00'15"N | 119°03'00"W | 27 July 1996 | | James R. Shevock & Mona R. Bourell | 14035 | MO |
| United States | California | Fresno | 5650 f | 36°48'45"N | 118°33'00"W | 4 October 1996 | | James R. Shevock & Dana A. York | 14486 | MO |
| United States | California | Fresno | 4350 f | 36°48'10"N | 118°43'15"W | 4 October 1996 | | James R. Shevock & Dana A. York | 14500 | MO |
| United States | California | Fresno | 6700 f | 36°56'04"N | 118°58'15"W | 25 July 1998 | | James R. Shevock, Anne F. Bradley, Joanna Clines & Jennie Haas | 17464 | MO |
| United States | California | Fresno | 6700 f | 36°56'10"N | 118°58'10"W | 23 August 1998 | | James R. Shevock & Chenier Ng Su Tjoit | 17547 | MO |
| United States | California | Fresno | 6700 f | 36°57'10"N | 118°58'00"W | 4 July 1999 | | James R. Shevock & Dana A. York | 18381 | MO |
| United States | California | Kern | 7200 f | 35°29'15"N | 118°24'15"W | 23 May 1997 | | James R. Shevock | 15535 | MO |
| United States | California | Lake | 5400 f | 39°25'59"N | 122°44'54"W | 3 July 1997 | | James R. Shevock, Mona R. Bourell & David R. Toren | 15834 | MO |
| United States | California | Lake | 3500 f | [39°06'00"N] | [122°47'00"W] | 15 June 1997 | | David R. Toren | 5070 | MO |
| United States | California | Madera | 5100 f | 37°25'30"N | 119°35'45"W | 6 July 2000 | | James R. Shevock & Ken Kellman | 19595 | MO |
| United States | California | Madera | 3400 f | 37°20'05"N | 119°19'55"W | 8 July 2000 | | James R. Shevock & Ken Kellman | 19718 | MO |
| United States | California | Madera | 7350 f | 37°36'12"N | 119°05'10"W | 25 September 2001 | | James R. Shevock & Deanna Dulen | 21307 | MO |
| United States | California | Madera | 4890 f | 37°31'59"N | 119°34'54"W | 5 October 2009 | | James R. Shevock, Rebecca C. Wenk & Martin Hutten | 33711 | MO |
| United States | California | Mariposa | 4475 f | 37°43'34"N | 119°33'05"W | 4 October 2010 | | James R. Shevock & Jimmy Leong | 36423 | MO |
| United States | California | Mariposa | 7500 f | 37°50'49"N | 119°34'21"W | 2 August 2006 | | James R. Shevock | 28947 | MO |
| United States | California | Mariposa | 8810 f | 37°49'57"N | 119°30'51"W | 4 August 2006 | | James R. Shevock, Paul S. Wilson, Alison Colwell, Dena L. Grossenbacher & Peggy E. Moore | 28996 | MO |
| United States | California | Mariposa | 4400 f | 37°43'29"N | 119°33'23"W | 28 October 2006 | | James R. Shevock | 29204 | MO |
| United States | California | Mariposa | 6700 f | 37°31'08"N | 119°36'00"W | 13 June 2007 | | James R. Shevock & Alison Colwell | 29948 | MO |
| United States | California | Mariposa | 4800 f | 37°30'57"N | 119°37'28"W | 9 October 2001 | | James R. Shevock | 21440 | MO |
| United States | California | Mariposa | 4550 f | 37°42'55"N | 119°40'40"W | 30 September 2000 | | James R. Shevock & Daniel H. Norris | 20197 | MO |
| United States | California | Mariposa | 4450 f | 37°31'05"N | 119°39'58"W | 14 June 2007 | | James R. Shevock | 29989 | MO |
| United States | California | Nevada | 7000 f | 39°19'17"N | 120°21'49"W | 28 July 2002 | | James R. Shevock | 22599 | MO |
| United States | California | Placer | | [39°04'00"N] | [120°46'00"W] | 13 Aug 1950 | | Leo Koch | 3194 | MO |
| United States | California | Riverside | 5000 f | 33°43'15"N | 116°43'25"W | 27 March 1998 | | Mona R. Bourell & David R. Toren | 6665 | MO |
| United States | California | Shasta | 6950 f | 40°28'34"N | 121°33'19"W | 23 August 2008 | | James R. Shevock & Showers, David W. | 31937 | MO |
| United States | California | Siskiyou | 6050 f | 41°13'14"N | 122°26'22"W | 9 July 2004 | | James R. Shevock | 25836 | MO |
| United States | California | Siskiyou | 6150 f | 41°36'42"N | 123°12'39"W | 10 July 2004 | | James R. Shevock | 25870 | MO |
| United States | California | Siskiyou | 6080 f | 41°20'01"N | 122°37'57"W | 20 September 2011 | | James R. Shevock & Eve Laeger | 38872 | MO |
| United States | California | Siskiyou | 5700 f | 41°17'50"N | 122°55'45"W | 20 June 2012 | | James R. Shevock | 40413 | MO |
| United States | California | Tulare | 5700 f | 36°42'15"N | 118°54'55"W | 31 July 1998 | | James R. Shevock | 17484 | MO |
| United States | California | Tulare | 6800 f | 36°33'30"N | 118°44'30"W | 25 October 1997 | | James R. Shevock | 16681 | MO |
| United States | California | Tulare | 10400 f | 36°33'10"N | 118°21'20"W | 16 August 1999 | | James R. Shevock | 18530 | MO |
| United States | California | Tulare | 7040 f | 36°27'55"N | 118°38'20"W | 12 October 1998 | | James R. Shevock | 17666 | MO |
| United States | California | Tulare | 7240 f | 36°36'40"N | 118°42'05"W | 21 May 1999 | | James R. Shevock | 18298 | MO |
| United States | California | Tulare | 5750 f | 36°29'00"N | 118°45'45"W | 10 November 1996 | | James R. Shevock | 14634 | MO |
| United States | California | Tulare | 5400 f | 35°50'30"N | 118°10'15"W | 20 April 1997 | | James R. Shevock | 15157 | MO |
| United States | California | Tulare | 6450 ft | 36°06'05"N | 118°29'55"W | 15 August 2008 | | James R. Shevock & Eve Laeger | 31864 | MO |
| United States | California | Tuolumne | 2370 m | 38°00'53"N | 119°31'18"W | 19 July 2007 | | James R. Shevock | 30087 | MO |
| United States | California | Tuolumne | 6065 f | 38°20'28"N | 119°47'03"W | 5 July 2013 | | James R. Shevock & Ma, Wen-Zhang | 42828 | MO |
| United States | California | Tuolumne | 4250 f | 37°55'43"N | 119°47'35"W | 18 May 2002 | | James R. Shevock & Daniel H. Norris | 22205 | MO |
| United States | California | Tuolumne | 9000 f | 38°02'31"N | 119°31'27"W | 18 July 2007 | | James R. Shevock & Alison Colwell | 30065 | MO |
| United States | Colorado | Boulder | 6500 ft | [40°05'00"N] | [105°21'00"W] | 15 Apr 1976 | | Frederick J. Hermann | 27026 | MO |
| United States | Idaho | | | | | 18 Oct 1942 | | F.A. MacFadden | 19376 | MO |
| United States | Idaho | Adams | | [45°16'40"N] | [116°43'40"W] | 27 Jul 1965 | | Frederick J. Hermann | 20266 | MO |
| United States | Idaho | Elmore | 6000 f | 43°30'30"N | 115°24'00"W | 1 July 1998 | | James R. Shevock & Barbara J. Ertter | 17265 | MO |
| United States | Nevada | Douglas | 5800 f | 38°57'49"N | 119°51'40"W | 9 May 2002 | | James R. Shevock | 22150 | MO |
| United States | Nevada | Douglas | | 38°24'57"N | 119°19'05"W | 25 July 1955 | | Elva Lawton | 3062 | MO |
| United States | Nevada | Douglas | | [38°57'10"N] | [119°42'10"W] | 25 July 1955 | | Elva Lawton | 3046 | MO |
| United States | Nevada | Douglas | | [38°57'10"N] | [119°42'10"W] | 25 July 1955 | | Elva Lawton | 3046 | MO |
| United States | Nevada | Elko | 6550 f | 40°26'13"N | 115°25'00"W | 30 July 2004 | | James R. Shevock | 26014 | MO |
| United States | Nevada | Elko | 6675 f | 41°50'00"N | 115°25'00"W | 5 August 2004 | | James R. Shevock | 26095 | MO |
| United States | Nevada | Elko | 6650 f | 40°18'51"N | 115°29'29"W | 30 July 2004 | | James R. Shevock | 26026 | MO |
| United States | Nevada | Elko | 6950 f | 41°49'00"N | 115°24'40"W | 25 August 2002 | | James R. Shevock & Alex Glazer | 22767 | MO |
| United States | Nevada | Elko | 5600 f | 41°50'59"N | 115°42'29"W | 26 August 2002 | | James R. Shevock & Alex Glazer | 22824 | MO |
| United States | Nevada | Humboldt | 5000 f | 41°28'34"N | 117°44'47"W | 29 October 2008 | | James R. Shevock, Francisco Lara & Ricardo Garilleti | 32489 | MO |
| United States | Nevada | Humboldt | 7000 f | [41°30'10"N] | [118°00'10"W] | 11 June 1955 | | Elva Lawton | 2613 | MO |
| United States | Nevada | Humboldt | 7100 f | 41°41'23"N | 118°44'37"W | 6 Aug 2005 | | James R. Shevock & Jan Nachlinger | 27546 | MO |
| United States | Nevada | Humboldt | 1355 m | 41°19'36"N | 119°14'35"W | 2 May 2014 | | Jan Nachlinger & Arnold J. Tiehm | 3058 | MO |
| United States | Nevada | Lander | 8000 f | 39°11'16"N | 116°47'10"W | 30 May 2002 | | James R. Shevock & Alex Glazer | 22354 | MO |
| United States | Nevada | Washoe | | [40°45'10"N] | [119°42'10"W] | 24 May 2015 | | Jan Nachlinger & Arnold J. Tiehm | 3172 | MO |
| United States | Oregon | Clatsop | 3200 ft | [45°58'00"N] | [123°40'00"W] | 25 July 1995 | | Mona R. Bourell | 5418 | MO |
| United States | Oregon | Grant | 5600 f | 43°58'15"N | 119°04'30"W | 10 July 1970 | | Manuel, Monte Gregg | 166 | MO |
| United States | Oregon | Malheur | 3900 f | 43°18'00"N | 117°14'30"W | 4 July 1998 | | James R. Shevock & Barbara J. Ertter | 17387 | MO |
| United States | Oregon | Multnomah | 125 f | [45°30'10"N] | [122°25'00"W] | 31 Aug 2003 | | Carl E. Darigo & Dolly D. Darigo | 3988 | MO |
| United States | Oregon | Wheeler | 2150 f | 44°54'06"N | 120°19'22"W | 23 March 2008 | | James R. Shevock & Ken Kellman | 31606 | MO |
| United States | Utah | Salt Lake | 7800 ft | [40°42'20"N] | [111°57'20"W] | 20 Jun 1936 | | S. Flowers | 27 | MO |
| United States | Washington | Chelan | | [47°53'00"N] | [120°38'00"W] | 23 May 1964 | | Robert R. Ireland | 8738 | MO |
| United States | Washington | Chelan | | [47°53'00"N] | [120°38'00"W] | 23 May 1964 | | Robert R. Ireland | 8741 | MO |
| United States | Washington | Klickitat | | [45°52'00"N] | [120°46'00"W] | 21 August 1970 | | A.J. Sharp | M-71 | MO |
| United States | Wyoming | Park | 7500 f | [44°25'00"N] | [109°40'00"W] | 19 Jul 1965 | | Frederick J. Hermann | 20051 | MO |
| United States | Wyoming | Park | 6500 f | [44°25'00"N] | [109°40'00"W] | 19 Jul 1965 | | Frederick J. Hermann | 20038 | MO |
| United States | Wyoming | Park | 6600 f | [44°25'00"N] | [109°40'00"W] | 12 Aug 1990 | | J.C. Elliott | 1783 | MO |