umbelliferous
adjective
um·bel·lif·er·ous ˌəm-bə-ˈli-f(ə-)rəs 
: of or relating to the carrot family
umbelliferous flower heads
Example Sentences
Recent Examples on the Web Jeannine is the common variety of Allium moly, another umbelliferous and lower growing allium, but with bright yellow flowers on 10-inch stems in late spring. 
Adrian Higgins, Washington Post, 20 Sep. 2021
Adrian Higgins, Washington Post, 20 Sep. 2021 Word History
First Known Use
1662, in the meaning defined above