Bryophyllum reproduces through vegetative propagation specifically by leaf-bud proliferation. This means that new plantlets develop from buds along the margins of the leaves.

Here's how it works:

* Bud formation: Tiny buds form along the edges of the leaves.

* Root and shoot development: Each bud develops roots and a shoot system.

* Plantlet formation: These buds grow into miniature plantlets while still attached to the parent leaf.

* Separation and growth: The plantlets eventually detach and can grow into independent plants.

This method of reproduction is very efficient for Bryophyllum as it allows for rapid and widespread colonization.