Desert of southwest Florida?

[Robert Sobczak]

Florida has a southwest corner,
But how close is it to the American Southwest?

Closer than you might think:

http://www.gohydrology.org/2012/03/do-opposites-attract.html

[Kim Gass]

Well I took pictures of snake plants and prickly pear cactus two days ago on Picnic Key.. The cacti were in bloom..just beautiful.

[Robert Sobczak]

That's another similarity.  Those prickly pear are everywhere: even in Cape Cod.

[Swamp Hunter]

Also Yucca.