Region
Country
Specimen coordinates in square brackets [ ] have been approximated based on political units.
|
|
| Caribbean | Cuba | |
|
22°00'00"N
|
079°30'00"W
| | | Charles (Carlos) Wright | s.n. | MO |
| Mexico | Baja California | |
|
|
| 10 April 1886 | | Charles Russell Orcutt | 1562 | MO |
| United States | | |
|
[45°10'01"N]
|
[119°17'31"W]
| | | Coe F. Austin | 136 | MO |
| United States | Arkansas | |
|
|
| March 1837 | | George Engelmann | 120 | MO |
| United States | Arkansas | |
|
34°44'47"N
|
092°17'22"W
| March 1837 | | George Engelmann | 120 | MO |
| United States | Arkansas | Baxter |
m
|
[36°20'00"N]
|
[092°22'00"W]
| 13 April 1968 | | Paul L. Redfearn, Jr. | 23246 | MO |
| United States | Arkansas | Carroll |
m
|
[36°20'00"N]
|
[093°31'00"W]
| 11 April 1974 | | Paul L. Redfearn, Jr. | 29333 | MO |
| United States | Arkansas | Cleburne |
350 - 500 f
|
[35°32'00"N]
|
[092°30'10"W]
| 13 March 1966 | | Paul L. Redfearn, Jr. | 18815 | MO |
| United States | Arkansas | Faulkner |
|
[35°10'00"N]
|
[092°20'00"W]
| 21 June 1968 | | Paul L. Redfearn, Jr. | 24073 | MO |
| United States | Arkansas | Franklin |
m
|
[35°33'00"N]
|
[093°52'00"W]
| 16 June 1966 | | Paul L. Redfearn, Jr. | 19132 | MO |
| United States | Arkansas | Franklin |
m
|
35°45'01"N
|
093°47'24"W
| 8 June 2000 | | Paul L. Redfearn, Jr., Mark S. Brunnell, William R. Buck & Bruce Allen | 39865 | MO |
| United States | Arkansas | Franklin |
m
|
[35°33'00"N]
|
[093°52'00"W]
| 1 June 1968 | | Paul L. Redfearn, Jr. | 23691 | MO |
| United States | Arkansas | Hot Spring |
|
34°18'17"N
|
093°09'06"W
| 24 April 2006 | | Tim E. Smith | 4218 | MO |
| United States | Arkansas | Johnson |
m
|
[35°34'00"N]
|
[093°27'00"W]
| 25 May 1967 | | Paul L. Redfearn, Jr. | 21538 | MO |
| United States | Arkansas | Madison |
|
[36°00'10"N]
|
[093°42'00"W]
| 05 April 2008 | | Nels J. Holmberg | 2614 | MO |
| United States | Arkansas | Marion |
950 f
|
[36°14'00"N]
|
[092°41'00"W]
| 24 June 1964 | | Paul L. Redfearn, Jr. | 15240 | MO |
| United States | Arkansas | Montgomery |
800 f
|
[34°32'00"N]
|
[093°39'00"W]
| 20 March 1965 | | Paul L. Redfearn, Jr. & Delzie Demaree | 17197 | MO |
| United States | Arkansas | Montgomery |
680 ft
|
34°35'36"N
|
093°34'10"W
| 07 May 2015 | | Nels J. Holmberg & Theo Witsell | 5313 | MO |
| United States | Arkansas | Montgomery |
680 ft
|
34°35'48"N
|
093°34'12"W
| 07 May 2015 | | Nels J. Holmberg & Theo Witsell | 5315 | MO |
| United States | Arkansas | Montgomery |
685 ft
|
34°35'37"N
|
093°34'07"W
| 07 May 2015 | | Nels J. Holmberg & Theo Witsell | 5319 | MO |
| United States | Arkansas | Newton |
1200 f
|
[35°56'00"N]
|
[093°12'00"W]
| 1 June 1963 | | Paul L. Redfearn, Jr. | 12570 | MO |
| United States | Arkansas | Pope |
|
[35°27'00"N]
|
[093°03'00"W]
| 09 July 1970 | | Paul L. Redfearn, Jr. | 26973A | MO |
| United States | Arkansas | Stone |
m
|
[35°51'00"N]
|
[092°11'00"W]
| 19 May 1978 - 21 May 1978 | | Paul L. Redfearn, Jr. | 31688 | MO |
| United States | Arkansas | Stone |
|
[35°51'00"N]
|
[092°11'00"W]
| 13 April 1968 | | Paul L. Redfearn, Jr. | 23242 | MO |
| United States | Arkansas | Washington |
1500 ft
|
[35°58'00"N]
|
[094°14'00"W]
| 13 March 1965 | | Paul L. Redfearn, Jr. | 16927 | MO |
| United States | Arkansas | White |
m
|
[35°15'10"N]
|
[091°44'00"W]
| 29 June 1966 | | Paul L. Redfearn, Jr. | 19438 | MO |
| United States | Connecticut | Litchfield |
300 m
|
41°58'56"N
|
073°21'28"W
| 21 September 2003 | | William R. Buck | 45059 | MO |
| United States | Delaware | New Castle |
|
[39°52'00"N]
|
[075°38'00"W]
| 22 April 1886 | | Albert Commons | s.n. | MO |
| United States | Georgia | |
|
|
| 29 December 1934 | | Jean Williams | NDA-214 | MO |
| United States | Georgia | Heard |
|
[33°18'00"N]
|
[085°08'00"W]
| 18 April 1968 | | Clyde F. Reed | 116638 | MO |
| United States | Illinois | Johnson |
m
|
[37°27'00"N]
|
[088°52'00"W]
| 13 April 1972 | | Paul L. Redfearn, Jr. & Raymond E. Stotler | 27871 | MO |
| United States | Illinois | Johnson |
m
|
[37°27'00"N]
|
[088°52'00"W]
| 13 April 1972 | | Paul L. Redfearn, Jr. & Raymond E. Stotler | 27895 | MO |
| United States | Illinois | Pope |
|
[37°25'00"N]
|
[088°34'00"W]
| 24 March 1979 | | Zane B. Carothers & Raymond E. Stotler | s.n. | MO |
| United States | Kansas | Barber |
510 m
|
37°01'00"N
|
098°56'00"W
| 22 April 1978 | | S. P. Churchill | 9439 | NY |
| United States | Kansas | Barber |
510 m
|
37°01'00"N
|
098°56'00"W
| 22 April 1978 | | S. P. Churchill | 9439 | MO |
| United States | Kansas | Chautauqua |
265 m
|
37°10'00"N
|
096°07'00"W
| 25 May 1978 | | S. P. Churchill | 9809 | MO |
| United States | Kansas | Douglas |
295 m
|
38°45'00"N
|
095°16'00"W
| 10 May 1978 | | S. P. Churchill | 9605 | MO |
| United States | Kansas | Douglas |
295 m
|
38°45'00"N
|
095°16'00"W
| 10 May 1978 | | S. P. Churchill | 9605 | NY |
| United States | Kansas | Elk |
295 m
|
37°22'00"N
|
096°09'00"W
| 25 May 1978 | | S. P. Churchill | 9846 | MO |
| United States | Kansas | Wilson |
340 m
|
37°36'00"N
|
095°55'00"W
| 25 May 1978 | | S. P. Churchill | 9877 | MO |
| United States | Kentucky | Lawrence |
|
[38°04'00"N]
|
[082°46'00"W]
| 15 October 1949 | | Clyde F. Reed | 17763 | MO |
| United States | Kentucky | Ohio |
|
[37°28'00"N]
|
[086°52'00"W]
| 19 June 1962 | | Clyde F. Reed | 56392 | MO |
| United States | Louisiana | East Feliciana |
|
[30°51'00"N]
|
[091°03'00"W]
| 11 March 1978 | | Philip J. Barbour | 1968 | MO |
| United States | Louisiana | Evangeline |
|
[30°44'00"N]
|
[092°23'00"W]
| 27 March 1961 | | ANDREWS | s.n. | MO |
| United States | Louisiana | Morehouse |
|
[32°48'00"N]
|
[091°48'00"W]
| 28 March 1959 | | William D. Reese | 2013 | MO |
| United States | Louisiana | Sabine |
|
[31°34'00"N]
|
[093°33'00"W]
| 20 May 1966 | | William D. Reese | 9350 | MO |
| United States | Louisiana | Saint Helena |
|
[30°50'00"N]
|
[090°42'00"W]
| 31 March 1973 | | Charles M. Allen | 3336 | MO |
| United States | Louisiana | West Feliciana |
|
[30°51'00"N]
|
[091°22'00"W]
| 17 March 1970 | | William D. Reese | 11143 | MO |
| United States | Maryland | Harford |
|
[39°33'00"N]
|
[076°18'00"W]
| 21 Sep 1964 | | E. G. Worthley | H-344 | MO |
| United States | Mississippi | Clay |
|
[33°40'40"N]
|
[088°42'10"W]
| 18 April 1964 | | Susan Woods | 55 | MO |
| United States | Missouri | Barry |
1180 ft
|
[36°42'18"N]
|
[093°50'13"W]
| 13 August 1978 | | Teresa L. Hilton | 1110 | MO |
| United States | Missouri | Bates |
|
[38°15'15"N]
|
[094°20'43"W]
| 23 May 1914 | | W.H. Emig | 1007 | MO |
| United States | Missouri | Benton |
230 m
|
38°18'07"N
|
093°15'28"W
| 11 April 2015 | | John J. Atwood & Nels J. Holmberg | 3126 | MO |
| United States | Missouri | Benton |
1003 ft
|
38°28'52"N
|
093°14'33"W
| 02 June 2019 | | Nels J. Holmberg | 6332 | MO |
| United States | Missouri | Bollinger |
171 m
|
37°12'56"N
|
090°11'36"W
| 11 September 2015 | | Alan E. Brant | 8046 | MO |
| United States | Missouri | Cape Girardeau |
|
[37°23'07"N]
|
[089°41'14"W]
| 15 May 1966 | | Paul L. Redfearn, Jr. | 18838 | MO |
| United States | Missouri | Dade |
|
[37°25'55"N]
|
[093°51'27"W]
| 24 April 1982 | | Paul L. Redfearn, Jr. | 32874 | MO |
| United States | Missouri | Dade |
|
[37°25'55"N]
|
[093°51'27"W]
| 22 July 1960 | | Paul L. Redfearn, Jr. | 6833 | MO |
| United States | Missouri | Dade |
1040 ft
|
37°29'11"N
|
093°43'37"W
| 09 April 2015 | | Nels J. Holmberg | 5231 | MO |
| United States | Missouri | Dade |
1015 ft
|
37°29'07"N
|
093°43'55"W
| 09 April 2015 | | Nels J. Holmberg | 5234 | MO |
| United States | Missouri | Dent |
1230 - 1230 ft
|
[37°36'17"N]
|
[091°31'00"W]
| 13 June 2004 | | Nels J. Holmberg | 529 | MO |
| United States | Missouri | Douglas |
1004 ft
|
36°48'04"N
|
092°24'32"W
| 11 June 2019 | | Nels J. Holmberg | 6359 | MO |
| United States | Missouri | Dunklin |
|
[36°16'14"N]
|
[090°05'37"W]
| 5 April 1931 | | Julian A. Steyermark | 431 | MO |
| United States | Missouri | Franklin |
495 ft
|
[38°24'38"N]
|
[091°04'46"W]
| 25 March 2004 | | Nels J. Holmberg | 363 | MO |
| United States | Missouri | Franklin |
|
[38°24'38"N]
|
[091°04'46"W]
| 14 May 1924 | | Jesse M. Greenman | s.n. | MO |
| United States | Missouri | Franklin |
650 ft
|
38°28'26"N
|
091°06'04"W
| 18 March 2012 | | John J. Atwood | 1998 | MO |
| United States | Missouri | Franklin |
620 ft
|
38°28'29"N
|
091°06'11"W
| 15 April 2017 | | Nels J. Holmberg | 5884 | MO |
| United States | Missouri | Franklin |
595 ft
|
38°28'13"N
|
090°48'21"W
| 17 October 2012 | | Nels J. Holmberg | 4391 | MO |
| United States | Missouri | Franklin |
665 ft
|
38°28'24"N
|
091°06'09"W
| 02 April 2012 | | Nels J. Holmberg | 4250 | MO |
| United States | Missouri | Franklin |
665 ft
|
38°28'24"N
|
091°06'11"W
| 27 April 2019 | | Nels J. Holmberg | 6294 | MO |
| United States | Missouri | Gasconade |
795 ft
|
38°12'16"N
|
091°32'12"W
| 27 December 2014 | | Nels J. Holmberg | 5162C | MO |
| United States | Missouri | Gasconade |
715 ft
|
[38°26'38"N]
|
[091°30'55"W]
| 10 Dec 2004 | | Nels J. Holmberg | 718 | MO |
| United States | Missouri | Greene |
|
[37°15'23"N]
|
[093°20'58"W]
| 02 May 1970 | | Paul L. Redfearn, Jr. | 26872 | MO |
| United States | Missouri | Hickory |
|
[37°56'22"N]
|
[093°19'34"W]
| 26 April 1985 | | Carol Fuller | 19 | MO |
| United States | Missouri | Hickory |
1010 ft
|
37°59'10"N
|
093°04'59"W
| 19 October 2013 | | Nels J. Holmberg | 4879 | MO |
| United States | Missouri | Howell |
|
[36°46'14"N]
|
[091°53'38"W]
| 22 March 2012 | | Bill Summers | 10600 | MO |
| United States | Missouri | Iron |
|
[37°33'23"N]
|
[090°46'50"W]
| 20 May 1980 | | Paul L. Redfearn, Jr. | 32247 | MO |
| United States | Missouri | Iron |
1580 ft
|
38°25'40"N
|
091°21'19"W
| 21 October 2011 | | Nels J. Holmberg | 3939 | MO |
| United States | Missouri | Iron |
320 m
|
37°41'05"N
|
090°41'53"W
| 15 December 2021 | | Alan E. Brant & William Teeters | 9829 | MO |
| United States | Missouri | Jefferson |
606 ft
|
38°24'03"N
|
090°41'17"W
| 18 February 2012 | | Nels J. Holmberg | 4059C | MO |
| United States | Missouri | Jefferson |
151 m
|
38°26'19"N
|
090°40'39"W
| 30 June 2013 | | John C. Brinda & Sara N. Hanner | 4579 | MO |
| United States | Missouri | Jefferson |
175 m
|
38°12'14"N
|
090°32'39"W
| 27 May 2013 | | John C. Brinda, Sara N. Hanner & Nels J. Holmberg | 4566 | MO |
| United States | Missouri | Jefferson |
680 ft
|
38°17'10"N
|
090°31'30"W
| 24 May 2013 | | Nels J. Holmberg | 4676 | MO |
| United States | Missouri | Jefferson |
565 ft
|
38°24'39"N
|
090°41'38"W
| 07 October 2014 | | Nels J. Holmberg | 5100 | MO |
| United States | Missouri | Jefferson |
540 ft
|
38°25'01"N
|
090°42'18"W
| 07 October 2014 | | Nels J. Holmberg | 5098 | MO |
| United States | Missouri | Jefferson |
|
[38°15'45"N]
|
[090°32'18"W]
| April 1929 | | A.M. Showalter | s.n. | MO |
| United States | Missouri | Jefferson |
|
38°20'10"N
|
090°22'26"W
| 23 Oct 1898 | | William Trelease | s.n. | MO |
| United States | Missouri | Johnson |
|
[38°44'32"N]
|
[093°48'43"W]
| | | David Castaner & J.S. Thrutchley | 4968 | MO |
| United States | Missouri | Lincoln |
665 ft
|
39°01'59"N
|
090°54'28"W
| 29 September 2012 | | Nels J. Holmberg | 4363 | MO |
| United States | Missouri | Madison |
660 ft
|
37°34'16"N
|
090°27'54"W
| 15 August 2011 | | Nels J. Holmberg | 3806 | MO |
| United States | Missouri | Madison |
|
37°37'00"N
|
090°17'00"W
| 19 May 1927 | | M. Beardsley & Esther L. Larsen | s.n. | MO |
| United States | Missouri | Madison |
700 ft
|
[37°28'36"N]
|
[090°21'05"W]
| 27 June 2004 | | Nels J. Holmberg | 553 | MO |
| United States | Missouri | Miller |
890 ft
|
38°07'35"N
|
092°33'39"W
| 06 February 2019 | | Nels J. Holmberg & Susan Farrington | 6243 | MO |
| United States | Missouri | Montgomery |
|
[38°56'37"N]
|
[091°28'37"W]
| 01 May 1983 | | Douglas Ladd | 8110 | MO |
| United States | Missouri | Montgomery |
687 ft
|
38°54'20"N
|
091°34'32"W
| 12 May 2020 | | Lorie Volenberg | 40 | MO |
| United States | Missouri | Montgomery |
674 ft
|
38°54'23"N
|
091°34'26"W
| 22 May 2020 | | Lorie Volenberg | 67 | MODNR |
| United States | Missouri | Montgomery |
651 ft
|
38°54'22"N
|
091°34'26"W
| 22 May 2020 | | Lorie Volenberg | 71 | MODNR |
| United States | Missouri | Montgomery |
674 ft
|
38°54'23"N
|
091°34'26"W
| 22 May 2020 | | Lorie Volenberg | 70 | MO |
| United States | Missouri | Montgomery |
|
[38°56'37"N]
|
[091°28'37"W]
| 23 October 1972 | | Patricia E. Thomas | 72-48 | MO |
| United States | Missouri | Phelps |
790 ft
|
37°51'30"N
|
091°55'14"W
| 14 April 2012 | | Nels J. Holmberg | 4242 | MO |
|
|
|