An orchid is a type of flowering plant belonging to the family Orchidaceae, which is one of the largest plant families in the world. Orchids are known for their diverse shapes, sizes, and vibrant colors, making them popular in gardens and as houseplants. They typically have a unique flower structure, with three outer petals and three inner petals, one of which is often modified into a lip. Orchids can be found in various habitats, from tropical rainforests to arid deserts. They have a symbiotic relationship with fungi, which helps them absorb nutrients from the soil. Some well-known orchid species include the Phalaenopsis and Cattleya, each with distinct characteristics and care requirements.