Common name: Blackthorn, Sweet Bursaria, Kurwan (D'harawal)
Bursaria spinosa subsp. spinosa Cav. APNI*
Synonyms: Bursaria spinosa var. microphylla Ewart, B.Rees & B.Wood APNI*
Bursaria spinosa var. macrophylla Daveau APNI*
Bursaria spinosa Cav. var. spinosa APNI*
Bursaria spinosa var. obovata E.M.Benn. APNI*
Bursaria spinosa f. grandifolia Wawra APNI*
Bursaria spinosa var. pantonii (Guilf.) Ewart APNI*
Bursaria spinosa f. subspinosa Domin APNI*
Bursaria spinosa var. australis E.M.Benn. APNI*
Bursaria spinosa var. inermis Daveau APNI*
Bursaria spinosa var. lanceolata E.M.Benn. APNI*
Bursaria spinosa var. normalis Domin APNI*
Description: Small tree or tall shrub, 5–10 m high; seedling stems initially with hairs erect and sometimes rigid with resin, later more or less appressed; new adult shoots with hairs appressed, glabrescent.
Adult leaves 23–43 mm long, 5–9 mm wide, glabrous or almost so.
Flowers with sepals c. 1.5 mm long; petals (3.5-)4–6 mm long.
Fruits numerous, flattened capsules, 5–7 mm long, 7–9 mm wide; seeds 1–3 per locule, c. 5 mm long, with distinct wings along margin.
Flowering: Flowers spring to summer.
Distribution and occurrence: Occurs throughout eastern parts of NSW; also Qld, Vic., SA. and Tas.
Common and often regarded as a weed in open eucalypt woodlands.
NSW subdivisions: NC, CC, SC, NT, CT, ST, NWS, CWS, SWS, NWP, SWP
Other Australian states: Qld Vic. Tas. S.A.
Leaves longer and usually narrower than those of subsp. lasophylla; petals slightly larger than those of subsp. lasiophylla.
Text by B.J. Conn
Taxon concept: L.W Cayzer, M.D. Crisp & I.R.H. Telford (1999)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.