Common name: Riverina Leek Orchid
Prasophyllum sp. Moama (D.L.Jones 19276) APNI* Description: Terrestrial herb, 15–35 cm high.
Leaf 15–30 cm long, dull green.
Inflorescence 5–25-flowered, spaced to moderately crowded. Flowers green to brown with whitish to pinkish labellum, lightly scented. Dorsal sepal ovate-lanceolate, to 8 mm long, to 3 mm wide, decurved. Lateral sepals completely free, to 8 mm long, c. 1.5 mm wide. Lateral petals obliquely erect to porrect, sometimes incurved near apex, linear to narrowly linear-lanceolate, to 7 mm long, c. 1 mm wide. Labellum distinctly stalked; lamina 6–7.5 mm long, 3–3.5 mm wide, ovate-lanceolate in outline when flattened, erect to recurved in proximal half, recurved near the middle; apex not projecting between the lateral sepals, the margins undulate. Callus plate fleshy, ovate-lanceolate, occupying most of the adaxial surface of the lamina, wrinkled, green, glabrous.
Capsules not seen.
Flowering: August–October
Distribution and occurrence: Known only from a single location near Moama, and two adjacent populations in Victoria. Collected from riverine woodland.
NSW subdivisions: SWP
Other Australian states: Vic.
Threatened species: NSW BCA: Critically 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.
Text by R.L.Barrett, June 2025
Taxon concept: Collected as 'aff. occidentalis'. This is the 'Riverina Leek Orchid' of Copeland & Backhouse (2022) and Backhouse (2023).
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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