Delissea angustior H. St. John , Phytologia 64: 165. 1988.
Type information:
Holotype [BISH]. J. Davis 688. 10 February 1982. Hawai`i: Laupahoehoe section of Hilo Forest Reserve, Pahale Stream bank.2200ft.
=Cyanea platyphylla

*Verification: T.G. Lammers.