Common name: Raspy Root Orchid
Rhinerrhiza divitiflora (F.Muell. ex Benth.) Rupp APNI*
Description: Erect to semi-pendent epiphyte or rarely an epilith, with 1 or rarely 2 or more shoots; roots flattened against the substrate, warty to scabrous; stems 1.5–4 cm long.
Leaves narrow-oblong, 5–16 cm long, 19–35 mm wide, with undulate margins, leathery.
Inflorescence 6–30 cm long, 6–60-flowered, pendent; rachis much longer than peduncle; pedicel plus ovary 2–5 mm long. Flowers usually not fully opening, remaining open for a maximum of 2 days. Sepals and lateral petals linear to triangular with filiform apices, 3–5 cm long, c. 2 mm wide, pale orange with red spots and blotches near base. Labellum c. 4 mm long and 2.5 mm wide, white with yellow and heavy red striations on the inside of the lateral lobes. Column c. 2 mm long, as long as the column foot, ± set at c. 60° to it.
Flowering: August–November
Distribution and occurrence: Grows on rainforest trees or rarely on rocks on the coast and coastal ranges, at lower altitude, north of the Hunter R.
NSW subdivisions: NC
Other Australian states: Qld
Text by P. H. Weston Taxon concept: Flora of NSW 4 (1993)
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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