👉 Polytrichum is a genus of flowering plants in the family Asparagaceae, commonly known as buttercup or poppy. These plants are native to Europe, Asia, and North America, often growing in wetlands and meadows. They have numerous forms, including the popular poppy, which can grow up to 3 meters tall with a flower head measuring up to 10 centimeters wide. Polytrichum is known for its bright yellow flowers that are commonly used