Syntherisma helleri Nash , in Heller, Minnesota Bot. Stud. 1: 798. 1897.
Type information:
Holotype [MIN]. A.A. Heller 2321. 16 May 1895. O`ahu: Pauoa. Isotype(s) [BISH!, GH, NY [mfc!], US!].

Note: Nash did not cite a date. We have no evidence that any collections with this number were made on other dates.

=Digitaria violascens
Note: Nash did not cite a date. We have no evidence that any collections with this number were made on other dates.

*Verification: Wagner, W.L. & R.K. Shannon. 1999. Brittonia 51:422-438.