Leptorhynchos orientalis Paul G.Wilson APNI*
Description: Erect to multi-stemmed annual to 30 cm high. Branches slender, minutely puberlous with gland-tipped and septate hairs.
Leaves linear 1–2 cm long, acute, margins recurved, scattered minute gland-tipped hairs and short whitish septate hairs.
Involucre broadly turbinate, bracts in many rows with ciliate hairs on the margins; outer and intermediate bracts very narrow-triangular, translucent, with reddish brown glandular sterome at base; inner bracts c. 7 mm long with linear green cartilaginous glandular stereome and narrow translucent margins. Florets bisexual. Corolla c. 6 mm long, sparsely glandular-puberlous.
Achenes compressed-ellipsoid, c. 1.8 mm long, densely papillose, narrowed upwards into a slender almost smooth persistent beak, 3–4 mm long; pappus bristles numerous, minutely denticulate.
Distribution and occurrence: Occurs from near Hillston south to the Victorian border. The species also occurs within Victoria and southern Eyre Penninsula in South Australia,
Growing in woodland or grassland, sometimes on the margins of swamps.
NSW subdivisions: SWS, SWP
Other Australian states: Vic.
Threatened species: NSW BCA: Endangered
This species is considered data-deficient by Saving our Species (SoS, DPIE) which means a conservation project cannot be developed for it. Visit their website and contact SoS if you have additional information.
Extremely rare in NSW with only one site at Urana Nature Researve preserving the population there. Other sites are on private property or travelling stock routes and are under threat. Has been confused with Leptorhynchos scaber which has not been recorded in NSW or Victoria for over 100 years. Leptorhynchos scaber is a coastal, or a near coastal species.
Text by Louisa Murray
Taxon concept: P.G. Wilson (2001) Nuystia Vol 13 No. 3:610
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.