Pyrenaeus

Pyrenaeus is a genus of flowering plants in the family Apiaceae, commonly known as the carrot or parsley family. Species within this genus are native to the Mediterranean region, particularly Spain and France. The name "Pyrenaeus" is derived from the Pyrenees mountain range, indicating the geographical origin of some of its members.

Plants in the genus Pyrenaeus are typically herbaceous, growing as annuals or biennials. They possess finely divided leaves, a characteristic common among many Apiaceae members, which often have a fragrant aroma. The flowers are usually small and white or yellowish, arranged in compound umbels, which are umbrella-like clusters of smaller flower stalks. These umbels are a defining feature of the Apiaceae family.

The fruits of Pyrenaeus are schizocarps, meaning they are dry fruits that split into two single-seeded segments called mericarps when mature. These mericarps are often ribbed. Little is widely documented about the specific ecological roles or economic uses of Pyrenaeus species, though some may have traditional uses or be of minor ornamental value. Further research is needed to fully understand the diversity and characteristics of this genus.