I read,i forget where,it was either the Black Mamba or the Fer De Lance that will chase you.I think its an old wives tale though.Anyway theyre not in your area.If they were leave them be,they would definitely ruin your day.
My favorite old wives tale is the one where a rat snake (or other harmless snake) is somehow magically interbreeding with rattlesnakes
You'd be surprised at how many people believe that because they're seen them on the Discovery Channel that they must be crawling every inch of the earth.