- ≡ Kyllinga mindorensis Steud.
- = Thryocephalon nemorale J.R.Forst. & G.Forst. (1775)
- ≡ Kyllinga nemoralis (J.R.Forst. & G.Forst.) Hutch. & Dalziel (1935)
- = Cyperus kyllingia Endl. (1842)
Rhizome far-extending, with red-brown scales. Stems 8–45 cm high, slightly flaccid, compressed-triangular. Leaves ± = or < stems, 2–3.5 mm wide, slightly flaccid; sheaths tinged with light red, lower ones dark brown. Involucral bracts 3–4, leaf-like, widely spreading, much > inflorescence. Inflorescence a solitary sessile white spike (rarely 2–3 spikes), ovoid to globose, 4–8 mm diam. Spikelets many, ± 3 mm long, each with 2 glumes but only 1 glume fertile, tightly clustered, much compressed. Glumes hyaline, distinctly nerved, keel green, acuminate, with broad scabrid wing. Stamens 3. Style-branches 2. Nut ± ½ length of glume, oblong-ovoid, brown.
[From: Healy and Edgar (1980) Flora of New Zealand. Volume 3. as Cyperus kyllingia Endl.]