F. Muell. ex Benth., Fl. Aust. 3:481 (1867).
Synonymy: Aster calcareus
Common name: None
Spreading shrub to 1 m high; stems woody, densely branched, glabrous, without ribs; leaves sessile, erect, broadly cuneate to orbicular with a narrowed base, 8-14 mm long, 5-10 mm wide, glabrous, tough, concolorous green, viscid, obscurely veined; margins crenate to dentate, flat.
Capitula solitary, terminal, subsessile or on peduncles less than 1 cm long; involucres campanulate, 12-18 mm long; bracts 4-6-seriate, oblong, obtuse to acute, green, viscid, ciliate; ray florets 8-12; ligules 9-15 mm long, oblong, white; disk florets 10-15, yellow.
Achenes terete, sericeous, striate, 5-6 mm long; pappus bristles c. 50, 8-10 mm long, subequal.
In mallee and woodland on loam and sandy soils.
S.Aust.: NU, FR, EA, EP, MU. W.Aust.; N.S.W.
Flowering time: May — Sept.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
Closely related to O. muelleri, and in some localities possibly intergrading with that species.
Not yet available