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Rutidosis heterogama Philipson
Family Asteraceae
Rutidosis heterogama Philipson APNI*

Description: Perennial herb, stems decumbent or erect and to 30 cm high from a woody base, ± glabrous.

Leaves alternate, linear, to 3.5 cm long, c. 2 mm wide, margins revolute, lamina scabrous.

Peduncles mostly terminal, unbranched, 3–5 cm long; heads solitary, c. 20 mm diam.; involucral bracts 6–8-seriate, 3–10 mm long, all ± hyaline and ± shiny, outer bracts shortest. Florets mostly bisexual with some outer ones female, 5–7 mm long; corolla yellow, 5-toothed.

Achenes 1–1.5 mm long, tuberculate; pappus scales c. 10, ± elliptic, 1.5–2 mm long, ciliate.


Flower
Photo J. Plaza

Flowering: chiefly autumn.

Distribution and occurrence: Grows mostly in heath, often along disturbed roadsides; chiefly in coastal districts from Maclean to the Hunter Valley, and inland to Torrington, rare.
NSW subdivisions: NC, CC, NT, NWS

Threatened species: NSW TSCA: Vulnerable ROTAP: 2VCa
AVH map***

Text by G. J. Harden
Taxon concept: Flora of NSW 3 (1992)


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.
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