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Genus Bursaria Family Pittosporaceae

Description: Small trees or low shrubs, rigid, much-branched, suppressed lateral branchlets often spinose.

Leaves alternate or clustered, linear to cuneate or obovate, margins entire or emarginate or rarely toothed.

Flowers small, solitary or clustered in racemose or paniculate terminal or axillary inflorescences; pedicellate. Sepals free, caducous or persistent. Petals narrow-oblong, white, spreading from base. Stamens free, filaments ovoid. Ovary shortly stipitate.

Capsule flattened, thin-walled/crustaceous, broad-orbicular or obcordate or reniform, dehiscing loculicidally around the edges; seeds few to numerous, not winged, ± reniform, flat.


Photo © ANBG

Distribution and occurrence: World: 6 species, endemic Australia. Australia: all States except N.T.

Text by R. O. Makinson
Taxon concept:

Taxa not yet included in identification key
Bursaria cayzerae,    Bursaria spinosa

 Key to the species 
1Small tree or large shrub, 5–10 m highBursaria spinosa subsp. spinosa
Erect, sprawling, or multistemmed shrub, usually less than 5 m high2
2Leaves 20–35 mm long, 7–12 mm wideBursaria spinosa subsp. lasiophylla
Leaves 5–12 mm long, up to 4 mm wide
                       Back to 1
3
3Young branchlets densely covered with persistent, appressed hairs; occurs on limestone-derived soils; restricted to Wombeyan Caves areaBursaria calcicola
Young branchlets usually with spreading hairs; occurs on sandstone-derived soils; restricted to Blue Mountains area
                       Back to 2
Bursaria longisepala

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