It is aggressive as ken seems to suggest, but it can be a great plant and the hummingbirds love it. It has a long bloom time too. Just research carefully where you want to put it ... the same as you would do for any plant!

Ipomoea hederacea perhaps.

No photo came through.

Gee, I thought at first it was a bird! Smilax does have large, gnarly roots. It also has shiny dark green leaves, but it is one native I don't want. The thorns can be brutal.