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Top counties

Top regions sorted by number of observed species
Rank Region Species Checklists Species
1 St. Charles
346
32,001
2 Boone
331
62,631
3 Jackson
326
37,525
4 St. Louis
326
66,837
5 Holt
321
5150
6 Clay
318
11,188
7 Buchanan
315
5698
8 Greene
311
17,262
9 Lincoln
307
9278
10 Vernon
302
2823
11 Nodaway
295
638
12 Henry
292
2727
13 Platte
291
8474
14 Stoddard
288
6795
15 Pike
287
2457
16 Dunklin
286
4366
17 Chariton
281
1206
18 St. Clair
280
2141
19 Cedar
278
2066
20 Callaway
277
5565
21 Cole
277
6776
22 Johnson
277
9588
23 Macon
276
3473
24 Cass
275
8596
25 Dade
274
3551
26 Pemiscot
272
1921
27 Polk
268
1743
28 St. Louis City
267
18,534
29 Benton
266
2211
30 Mississippi
265
1463
31 Saline
265
3474
32 Phelps
264
11,810
33 Taney
264
4284
34 Jasper
263
4878
35 Perry
263
2212
36 Adair
261
3920
37 Bates
260
861
38 Bollinger
258
3661
39 Barton
257
1617
40 New Madrid
257
967
41 Newton
256
5545
42 Linn
254
1124
43 Clinton
253
1255
44 Cooper
253
3071
45 Howard
252
2051
46 Livingston
250
715
47 Franklin
249
9258
48 Cape Girardeau
248
7941
49 Wayne
247
1192
50 Jefferson
244
10,922
51 Ray
243
882
52 Christian
242
3272
53 Atchison
240
542
54 Barry
240
2344
55 Lafayette
240
1565
56 Pettis
240
1392
57 Scott
239
1418
58 Webster
239
2436
59 Camden
237
3529
60 Andrew
236
519
61 Randolph
236
765
62 Lewis
235
1149
63 Ralls
234
1586
64 Monroe
232
1338
65 Stone
232
1504
66 St. Francois
229
3615
67 Lawrence
228
1276
68 Marion
228
1270
69 Miller
228
2076
70 Reynolds
228
1694
71 Texas
226
1441
72 DeKalb
222
532
73 Ste. Genevieve
219
1476
74 Butler
217
1396
75 Carroll
215
705
76 Dallas
215
535
77 Warren
214
1100
78 Putnam
212
746
79 Shannon
212
1866
80 Dent
209
1136
81 Harrison
209
843
82 Carter
208
1212
83 Daviess
208
520
84 Howell
208
1532
85 Caldwell
205
339
86 Hickory
205
432
87 Moniteau
205
976
88 Morgan
205
1039
89 Pulaski
205
1303
90 Sullivan
204
330
91 McDonald
203
650
92 Clark
201
987
93 Iron
200
2167
94 Knox
200
353
95 Ozark
200
700
96 Shelby
200
456
97 Oregon
199
1175
98 Washington
195
951
99 Audrain
191
632
100 Crawford
191
1051
101 Montgomery
191
753
102 Laclede
190
671
103 Ripley
189
953
104 Maries
186
445
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
105
113 Worth
150
190
114 Mercer
149
125
115 Schuyler
144
330