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 - 10 species Zone 8 - 22 species Zone 7 - 29 species Zone 6 - 31 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 - 5 species Yukon Territories - 3 species Northwest Territories - 2 species British Columbia - 8 species Alberta - 7 species Saskatchewan - 10 species Nunavut - 2 species Manitoba - 9 species Ontario - 19 species Quebec  - 16 species Newfoundland - 6 species New Brunswick  - 15 species Prince Edward Island - 11 species Nova Scotia - 10 species Hawaii - 2 species Washington - 10 species Oregon - 10 species California - 12 species Nevada - 6 species Idaho - 10 species Montana - 12 species Wyoming - 13 species Utah - 10 species Arizona - 8 species Colorado - 10 species New Mexico - 12 species Texas - 10 species Oklahoma - 5 species Kansas - 7 species Nebraska - 8 species South Dakota - 8 species North Dakota - 9 species Arkansas - 9 species Missouri - 11 species Iowa - 15 species Minnesota - 12 species Illinois - 21 species Wisconsin - 20 species Michigan - 20 species Indiana - 20 species Kentucky - 17 species Maine - 17 species New Hampshire - 15 species Vermont - 16 species Massachusetts - 19 species Rhode Island - 16 species Connecticut - 19 species New York - 22 species Ohio - 21 species Pennsylvania - 21 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