Juncus capitatus Weigel

Observ. Bot. 28, t. 2 fig. 5 (1772) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Dwarf tufted annual, often red-tinged. Culms erect, filiform, 1–15 cm high. Leaves basal, shorter than the longest mature culm; blade linear, flat or channelled, solid, acute; auricles absent. Inflorescence a single (1–)3–13(–22) flowered cluster, occasionally with 1–3 stalked lateral clusters; primary bract erect or spreading, channelled; prophylls absent. Tepals very unequal; the outer with membranous margins, 3–6 mm long, acuminate, with excurved apices; inner usually at least 1 mm shorter than outer, almost entirely membranous, acute to acuminate; stamens 3(–4), anthers 0.2–0.7 mm long. Capsules reddish in the upper part, ovoid to obovoid, 1.5–2.5 mm long, shortly mucronate, c. half the length of the outer tepals; valves only partly separating; seeds c. 0.3 mm long, with fine longitudinal and transverse ridges discernible at high magnification, minutely apiculate at one or both ends. Capitate Rush Flowers mostly Sep.–Dec., seeds shed mostly Nov.–Mar.

*CVU, *DunT, *EGL, *EGU, *GipP, *Glep, *Gold, *GGr, *HNF, *HSF, *LoM, *MuF, *MuM, *NIS, *OtP, *OtR, *SnM, *Strz, *VRiv, *VVP, *WaP, *Wim. Also naturalised WA, SA, NSW, ACT, Tas. Native to Eurasia, Africa. A widespread annual, occurring in a range of vegetation communities, usually in open areas which are permanently or seasonally damp.

Source: Albrecht, D.E. (1994). Juncus. 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, 2019-03-04
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Juncaceae
genus Juncus
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Juncus capitatus in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Juncus capitatus in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Lowan Mallee present naturalised
Murray Mallee present naturalised
Wimmera present naturalised
Glenelg Plain present naturalised
Victorian Volcanic Plain present naturalised
Victorian Riverina present naturalised
Murray Fans present naturalised
Gippsland Plain present naturalised
Otway Plain present naturalised
Warrnambool Plain present naturalised
Goldfields present naturalised
Central Victorian Uplands present naturalised
Greater Grampians present naturalised
Dundas Tablelands present naturalised
Northern Inland Slopes present naturalised
East Gippsland Lowlands present naturalised
East Gippsland Uplands present naturalised
Highlands-Southern Fall present naturalised
Highlands-Northern Fall present naturalised
Otway Ranges present naturalised
Strzelecki Ranges present naturalised
Snowy Mountains present naturalised

State distribution

Distribution map
Western Australia
South Australia
New South Wales
Australian Capital Territory