Question: What is the name of a plant that you can put in a room and it will suck up the moisture?
Answer: I wonder if you are thinking of the epiphytes, a group of plants that absorb moisture and nutrients through their foliage rather than through roots? This would include plants such as bromeliads and some orchids.
Q&A Library Searching Tips
When singular and plural spellings differ, as in peony and peonies, try both.