Carpha alpina R.Br.

Small Flower-rush

Prodr. 230 (1810) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: rare (r)

Tufted perennial, very shortly rhizomatous. Culms rigid, glabrous, striate but smooth, 2–10 cm high, 0.7–1.5 mm diam. Leaf-blades ± stiff, somewhat channelled, flattened distally, mostly shorter than the culms, 0.5–2 mm wide; sheaths yellow-brown, striate, shining. Inflorescence of 1–3 loose clusters, 1–10 cm long, with 1 or 2 involucral bracts as long as or slightly exceeding inflorescence. Spikelets 2–10 per cluster, 8–12 mm long; glumes acute, keeled above, straw-coloured, the lowest 2 or 3 empty, c. half the length of the upper glumes, two larger glumes 8.5–9.5 mm long, with a setaceous or ± linear empty glume above; hypogynous bristles 7–10 mm long, pale red-brown, plumose except the tips antrorsely scabrous for 1–1.5 mm. Nut narrow-ellipsoid, minutely reticulate, glistening, pale to dark red-brown, on a short stipe c. 0.5 mm long, the body 2.5–3.5 mm long, 0.8–1.0 mm diam., with persistent style-base 3–5 mm long. Flowers summer.

HNF, VAlp. Also NSW, ACT, Tas. New Zealand, New Guinea. Occurs in and at the margins of Sphagnum bogs and wet heaths, but apparently confined to areas on the Baw Baw and Bogong Ranges.

Source: Wilson, K.L. (1994). Cyperaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2018-07-31
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Cyperaceae
genus Carpha
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Carpha alpina in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Carpha alpina in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Highlands-Northern Fall present native
Victorian Alps present native

State distribution

Distribution map
New South Wales