Cited are distribution records for Alaska of Cicuta bulbifera L. It was discovered growing in the Nowitna National Wildlife Refuge in north central Alaska in 1984 and again in 1987. An earlier record is also known from near Fairbanks.
Talbot, Stephen S.; Looman, Sandra J.; and Welsh, Stanley L.
"Cicuta bulbifera L. (Umbelliferae) in Alaska,"
Great Basin Naturalist: Vol. 48
, Article 11.
Available at: https://scholarsarchive.byu.edu/gbn/vol48/iss3/11