What do plants in a tropical forest usually have

I would say fat leaves and tall trunks...Plants tend to grow toward the sunlight  so a tall trunk would help it and for those who dont fat eaves would help it

Orchids. There are many types of rainforest orchid, some have specially adapted roots that enable them to capture water and nutrients from the air.

Because there will be more ways to discover and make the medicines plus it can create robots to make the medicine