Neraudia angulata R.S. Cowan , Pacific Sci. 3: 255. 1949.
Type information:
Holotype [BISH]. C.N. Forbes 1828.O. May 1912. O`ahu: Wai`anae Mts., slopes of Mt. Ka`ala, Mokule`ia. Isotype(s) [BISH!, US!].

Note: The dates on the labels are 26 April-16 May; 4 May is the last date recorded in Forbes's field book before this collection number.

=Neraudia angulata var. angulata
Note: The dates on the labels are 26 April-16 May; 4 May is the last date recorded in Forbes's field book before this collection number.

*Verification: R.K. Shannon.

Neraudia angulata R.S. Cowan var. dentata O. Deg. & R.S. Cowan, in Cowan, Pacific Sci. 3: 258. 1949.
Type information:
Holotype [BISH]. R. Cowan 750. 7 December 1947. O`ahu: Wai`anae Mts., above Mokuleia, extension of fire-break trail, [W of Pu`u Iki].1200 to 2100. Isotype(s) [BISH!].
=Neraudia angulata var. dentata

*Verification: R.K. Shannon.