What is this on my bougainvillea?

Question

The some leaves have these shiny films on them then the leaves die. What is this? I live in Miami Florida.

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Answer 1

Looks like it is the work of Leaf Miners though you could have multiple pests. Curled leaves and sticky substance are signs of pests and the sticky substance is called Honeydew.
Treat the vine with Neem Oil.
These links have more information.
https://www.gardeningknowhow.com/ornamental/vines/bougainvillea/bougainvillea-loopers.htm
https://www.gardeningknowhow.com/plant-problems/pests/insects/leaf-miner-control.htm
https://www.gardeningknowhow.com/garden-how-to/info/what-is-honeydew.htm
https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm