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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 St. Charles
346
31,931
2 Boone
331
62,543
3 Jackson
326
37,466
4 St. Louis
326
66,709
5 Holt
321
5144
6 Clay
318
11,167
7 Buchanan
315
5688
8 Greene
311
17,247
9 Lincoln
307
9259
10 Vernon
302
2811
11 Nodaway
295
638
12 Henry
292
2726
13 Platte
291
8460
14 Stoddard
288
6793
15 Pike
287
2457
16 Dunklin
286
4364
17 Chariton
281
1206
18 St. Clair
280
2141
19 Cedar
278
2066
20 Callaway
277
5510
21 Cole
277
6764
22 Johnson
277
9568
23 Macon
276
3468
24 Cass
275
8592
25 Dade
274
3547
26 Pemiscot
272
1921
27 Polk
268
1739
28 St. Louis City
267
18,493
29 Benton
266
2210
30 Mississippi
265
1461
31 Saline
265
3473
32 Phelps
264
11,800
33 Taney
264
4278
34 Jasper
263
4861
35 Perry
263
2210
36 Adair
261
3907
37 Bates
259
840
38 Bollinger
258
3644
39 Barton
257
1617
40 New Madrid
257
966
41 Newton
256
5539
42 Linn
254
1124
43 Clinton
253
1255
44 Cooper
253
3065
45 Howard
252
2050
46 Livingston
250
715
47 Franklin
249
9254
48 Cape Girardeau
248
7930
49 Wayne
247
1192
50 Jefferson
243
10,913
51 Ray
243
882
52 Christian
242
3271
53 Atchison
240
542
54 Barry
240
2343
55 Lafayette
240
1565
56 Pettis
240
1390
57 Scott
239
1414
58 Webster
239
2435
59 Camden
237
3529
60 Andrew
236
518
61 Randolph
236
765
62 Lewis
235
1149
63 Ralls
234
1586
64 Monroe
232
1338
65 Stone
232
1502
66 St. Francois
229
3610
67 Lawrence
228
1276
68 Marion
228
1269
69 Miller
228
2076
70 Reynolds
228
1693
71 Texas
226
1441
72 DeKalb
222
532
73 Ste. Genevieve
219
1475
74 Butler
217
1394
75 Carroll
215
697
76 Dallas
215
535
77 Warren
214
1100
78 Putnam
212
744
79 Shannon
212
1861
80 Dent
209
1136
81 Harrison
209
843
82 Carter
208
1207
83 Howell
208
1526
84 Caldwell
205
339
85 Hickory
205
432
86 Moniteau
205
976
87 Morgan
205
1039
88 Pulaski
205
1302
89 Daviess
204
515
90 Sullivan
204
330
91 McDonald
203
649
92 Clark
201
982
93 Iron
200
2159
94 Knox
200
353
95 Ozark
200
700
96 Shelby
200
453
97 Oregon
199
1173
98 Washington
195
951
99 Audrain
191
632
100 Crawford
191
1051
101 Montgomery
191
750
102 Laclede
190
671
103 Ripley
189
952
104 Maries
186
444
105 Madison
177
820
106 Osage
168
644
107 Gasconade
162
514
108 Douglas
160
281
109 Grundy
160
192
110 Gentry
154
126
111 Wright
152
200
112 Scotland
150
104
113 Worth
150
190
114 Mercer
149
124
115 Schuyler
144
330