In Louisiana we have Black Widows, Brown Widows, and Brown Recluse Spiders.
Ranges are generally expanding north for widow spiders.
Some info on Brown Widows.
https://en.wikipedia.org/wiki/Latrodectus_geometricus
Some info on Brown Recluse Spiders.
https://en.wikipedia.org/wiki/Brown_recluse_spider
I'm not gonna post pics of brown recluse spider bite wounds. I'll let you guys/gals search online for that.
Some pics are truly disgusting looking.