Thomasia quercifolia (Andrews) J.Gay Oak Leaved Thomasia
Mém.Mus.Hist.Nat. 7:459 (1821)

Conservation Code: Priority Four
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Grazyna Paczkowska, Wednesday 2 October 1996

Shrub, ca 1 m high.


Beard’s Provinces: South-West Province.

IBRA Regions: Warren.

IBRA Subregions: Warren.

IMCRA Regions: WA South Coast.

Local Government Areas (LGAs): Albany, Denmark, Manjimup.

Scientific Description
C. Hollister and K.R. Thiele, Wednesday 15 January 2020

Shrub. Stems hairy. Leaves 10-30 mm long, 10-25 mm wide, tripartitely lobed, simply (once-)lobed; margins entire; indumentum present, with stellate hairs; stipules present but early deciduous (only visible on youngest leaves), 5-6.5 mm long. Perianth of two whorls but the corolla reduced to small scales or tiny lobes at the base of the ovary. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) present, 3-5 mm long, indumentum present, stellate hairs present. Calyx pink or purple, 6.5-7 mm long, the lobes fused half or more of their length, stellate hairs present, number of ribs present, one. Corolla 0-0.4 mm long, glabrous. Stamens five, free and inserted at the base of the ovary; filaments present, 1-1.2 mm long; anthers 2-2.2 mm long. Ovary hairs or scales present, stellate hairs present; style 1, with a lobed or capitate stigma, 1.7-2 mm long, with one style branches or lobes, mostly glabrous. Flowering time April, August, October, November or December. Distribution Botanical Province South-West, IBRA Bioregion Avon Wheatbelt, Warren or Esperance. Conservation Code Priority Four (P4).