Family Menispermaceae. This species was discovered during the Porgera II RAP, on limestone substrates at Tualapa. The woody vine is only the second new Malesian Hypserpa discovered in the last 100 years.
At the headwaters of the Strickland River, in Southern Highlands Province, Papua New Guinea.
July 13, 2008
Known only from a single collection.
Wayne Takeuchi (Arnold Arboretum and Harvard University Herbaria) and Demas Ama (PNG Forest Research Institute).
Material for Hypserpa calcicola first appeared in an article titled Additions to the flora of the Strickland Basin, Papua New Guinea: Hypserpa calcicola (Menispermaceae), a new species from the southern limestone in Harvard Papers in Botany Volume 13, number 2, page 278 and is reprinted here with permission of the editors of Harvard Papers in Botany.