Rhaphidophora petrieana

Rhaphidophora petrieana is a plant in the arum family Araceae that is only found in the Wet Tropics bioregion of northeastern Queensland, Australia.

Description
Rhaphidophora petrieana is a semi-epiphytic, robust, herbaceous, root climber reaching about 20 m tall. The mid-green leaves are narrowly ovate to elliptic and measure up to 18 cm long by 6 cm wide. The inflorescence is a spadix about 6 cm long, enclosed in a spathe about 8 cm long.

Taxonomy
This species was first described in 1993 by the Australian botanist Alistair Hay, and published in the journal Telopea. The type specimen was collected by Bruce Gray in 1982 from a National Park reserve west of Innisfail.

Distribution and habitat
Rhaphidophora petrieana occurs in rainforest from Cape Tribulation south to about Innisfail, at altitudes from sea level to about 800 m. There has also been isolated collections from near Lockhart River, about 200 km north of Cape Tribulation.

Conservation
This species is listed by the Queensland Government's Department of Environment, Science and Innovation as least concern. , it has not been assessed by the International Union for Conservation of Nature (IUCN).