Cyperus hypochlorus Hillebr. var. kauaiensis Kük., Pflanzenr. IV. 20 (Heft 101, 3): xxx. 1936.
Type information:
Holotype [B]. Kaua`i.
=Cyperus sp.

*Verification: None.

Cyperus hypochlorus Hillebr. , Fl. Hawaiian Isl. 468. 1888. Flora of the Hawaiian Islands --Basionym
Type Information

Note: "Label lost...A specimen in [CU] collected by M. & B. in Waimea, Kaua`i (without number), bears the same..."

*Verification: None.

Cyperus hypochlorus Hillebr. var. brevior Kük., Pflanzenr. IV. 20 (Heft 101, 3): 409. 1936.
Type information:
Holotype [B]. C. Skottsberg 300. 25 August 1922. O`ahu: `Ewa Dist., Wai`anae Mts., Palehua. Isotype(s) [BISH!].
=Cyperus hypochlorus var. brevior

*Verification: W.L. Wagner, D.M. Mix.

Cyperus hypochlorus Hillebr. var. densespicatus Skottsb., Acta Horti Gothob. 15: 303. 1944. Flora of the Hawaiian Islands --Basionym
Type Information

*Verification: W.L. Wagner, D.M. Mix.