septennate

例句：

1. 1. The septennatae are a rare and beautiful flowering plant.
   七姊妹花是一种罕见且美丽的开花植物。
2. 2. The septennatae are known for their vibrant colors and longevity.
   七姊妹花以其鲜艳的颜色和长寿而闻名。
3. 3.The septennatae are often used in traditional Chinese medicine to promote health and well-being.
   七姊妹花常用于传统中医中，以促进健康和福祉。