Lobelia tortuosa A. Heller f. glabrata Skottsb., Acta Horti Gothob. 2: 263. 1926.
Type information:
Holotype [GB]. C. Skottsberg 1057. 31 October 1922. Kaua`i: Okolele ditch trail, on canyon wall.
=Lobelia niihauensis

*Verification: T.G. Lammers.