Pimelea spinescens Rye

Spiny Rice-flower

Fl. Australia 18: 324 (1990) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:listed in Flora and Fauna Guarantee Act 1988

Deeply taprooted, long-lived subshrub 5–30 cm high (rarely more); stems glabrous, spinescent. Plants mostly dioecious. Tips of branches and short-shoots often leafless and tapered to a weak point. Leaves opposite, shortly petiolate, narrowly elliptic or elliptic, 2–10 mm long, 1–3 mm wide, more or less concolorous, green, glabrous. Inflorescence terminal, often on a very short lateral branchlet, a compact head of 6–12 flowers; male inflorescences erect; female inflorescences nodding; involucral bracts leaf-like, 4, sessile, narrowly to broadly elliptic, 3–7 mm long, 1.5–4 mm wide, glabrous, green, often subtended by smaller, sometimes minute, bracts. Flowers unisexual (rarely hermaphrodite), white, cream or yellow, glabrous or hairy outside, glabrous inside; floral tube 1.5–3 mm long, style-portion of female flowers shorter than ovary-portion; sepals c. 1–2 mm long; pedicel glabrous or densely hairy; stamens shorter than sepals; anthers opening laterally or somewhat laterally. Fruit dry, enclosed, floral tube circumscissile above ovary. 

CVU, GipP, Gold, MuM, NIS, OtP, VRiv, VVP, Wim.

The small stunted habit and the relatively crowded small leaves are distinctive.

There are two subspecies, both endemic in Victoria.

Source: Entwisle, T.J. (1996). Thymelaeaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
Updated by: Neville Walsh, 2017-07-12
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
order Malvales
family Thymelaeaceae
genus Pimelea
Higher taxa
Subordinate taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Pimelea spinescens in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Pimelea spinescens in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Murray Mallee present native
Wimmera present native
Victorian Volcanic Plain present native
Victorian Riverina present native
Gippsland Plain present native
Otway Plain present native
Goldfields present native
Central Victorian Uplands present native
Northern Inland Slopes present native

State distribution

Distribution map