1. Seeds: Lianas produce seeds that are dispersed by wind, animals, or water. The seeds can germinate and grow into new lianas.

2. Vegetative reproduction: Lianas can also reproduce vegetatively, by sending out new shoots from their roots or stems. These shoots can grow into new lianas.

3. Root suckers: Some lianas produce root suckers, which are shoots that grow from the roots of the plant. These suckers can grow into new lianas.

4. Runners: Some lianas produce runners, which are long, slender stems that grow along the ground and can root at the nodes. These runners can grow into new lianas.

5. Fragmentation: Some lianas can reproduce by fragmentation, when the plant breaks into pieces and each piece is able to grow into a new plant.

6. Tissue Culture: Some lianas can also reproduce via tissue culture, where plant tissue is grown on an agar medium to create new plants.

The reproductive strategies of lianas can vary depending on the species and their specific adaptations to their environment.