Cyperus flavidus Retz.

Obs. Bot. 5: 13 (1788) APNI

Taxonomic status:Accepted

Occurrence status:Extinct

Establishment means:Native

Threat status:Victoria: extinct (x)

Tufted annual or perennial. Culms trigonous, smooth, 5–60 cm high, 1–1.5 mm diam. Leaves not septate-nodulose, shorter or longer than culms, mostly 1–2 mm wide. Inflorescence simple or subcompound with 2–6 primary branches to 5 cm long, or head-like; spikes ovoid to broad-ovoid, to 3 cm diam.; involucral bracts leaf-like, 2–4 exceeding inflorescence. Spikelets flattened, 5–20 per spike, 10–25 mm long, 1.5–2.5 mm wide in side view, 12–50-flowered; rachilla not winged, persistent; glumes obtuse, with 3-nerved keel, yellow-brown to very dark brown with hyaline margins, 1.5–2.5 mm long, 1–1.5 mm wide; stamens 2. Nut biconvex, obovate to elliptic, dark brown to black, less than one-half as long as glume, 0.8–1.2 mm long, 0.4–0.6 mm wide. Flowers spring–summer.

Also Qld, NSW. Malesia, Asia, Africa. Known in Victoria from three records collected in 1941, only from open swampy situations in the far north-east (Yackandandah and Tintaldra areas).

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, 2018-01-29
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Cyperaceae
genus Cyperus
Higher taxa

Victoria

Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Cyperus flavidus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Cyperus flavidus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Victorian Riverina extinct native
Northern Inland Slopes extinct native
Highlands-Northern Fall extinct native

State distribution

Distribution map
State
Queensland
New South Wales
Victoria