The cumulative distributions of the species in the results. The darkest area has the most species.
Zone 11 - 0 species Zone 10 - 1 species Zone 9 - 11 species Zone 8 - 23 species Zone 7 - 30 species Zone 6 - 32 species Zone 5 - 33 species Zone 4 - 25 species Zone 3 - 15 species Zone 2 - 7 species Zone 1 - 1 species Mexico - 4 species Alaska - 6 species Yukon Territories - 4 species Northwest Territories - 3 species British Columbia - 10 species Alberta - 8 species Saskatchewan - 11 species Nunavut - 3 species Manitoba - 10 species Ontario - 20 species Quebec  - 17 species Newfoundland - 7 species New Brunswick  - 16 species Prince Edward Island - 11 species Nova Scotia - 11 species Hawaii - 2 species Washington - 12 species Oregon - 12 species California - 14 species Nevada - 6 species Idaho - 11 species Montana - 13 species Wyoming - 14 species Utah - 10 species Arizona - 8 species Colorado - 11 species New Mexico - 12 species Texas - 10 species Oklahoma - 5 species Kansas - 7 species Nebraska - 8 species South Dakota - 9 species North Dakota - 9 species Arkansas - 9 species Missouri - 11 species Iowa - 15 species Minnesota - 13 species Illinois - 21 species Wisconsin - 21 species Michigan - 21 species Indiana - 20 species Kentucky - 17 species Maine - 18 species New Hampshire - 16 species Vermont - 17 species Massachusetts - 19 species Rhode Island - 16 species Connecticut - 19 species New York - 23 species Ohio - 21 species Pennsylvania - 22 species West Virginia - 19 species New Jersey - 20 species Maryland - 20 species Delaware - 11 species Virginia - 20 species North Carolina - 17 species Louisiana - 8 species Tennessee - 16 species Mississippi - 9 species South Carolina - 11 species Georgia - 14 species Alabama - 10 species Florida - 6 species