Hypericum calycinum L.

Aaron's Beard

Mant. Pl. 1: 106 (1767) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Naturalised

Extensively creeping, rhizomatous subshrub, aerial branches ascending, to c. 40 cm high; stems 4-ridged. Leaves ovate, 4–8 cm long, 1–3.5 cm wide, base obtuse to truncate, apex obtuse, lower surface greyish. Flowers solitary, terminal; sepals unequal, broadly elliptic or ovate, c. 1–2 cm long, not black-dotted; petals obovate, usually asymmetric, 2.5–4 cm long, yellow, not black-dotted; stamens numerous, a little more than half as long as petals, shortly united at base into 5 bundles; styles 5. Capsule narrowly ovoid, c. 2 cm long, deflexing at maturity; seeds flattened-ellipsoid, c. 1.3 mm long, winged at one end. Flowers Dec.–Mar.

*CVU, *HSF, *OtP, *WaP. Also naturalised SA, NSW, Tas. Native to Turkey and Bulgaria, but widely cultivated. Uncommon weed, possibly not naturalizing far beyond gardens, but noted outside cultivation near Lysterfield, Yarra Junction and Mt Worth (Strzelecki Range).

Source: Walsh, N.G. (1996). Clusiaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 3, Dicotyledons Winteraceae to Myrtaceae. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2019-08-01
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Rosanae
order Malpighiales
family Hypericaceae
genus Hypericum
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <http://avh.chah.org.au>. Find Hypericum calycinum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Hypericum calycinum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Otway Plain present naturalised
Warrnambool Plain present naturalised
Central Victorian Uplands present introduced
Highlands-Southern Fall present naturalised

State distribution

Distribution map
South Australia
New South Wales