New species and subspecies of Ipomoea L. (convolvulaceae) from Northern Australia and a key to the Australian species

Abstract

Ipomoea bracteolata R.W.Johnson, I. densivestita R.W.Johnson, I. dunlopii R.W.Johnson, I. funicularis R.W.Johnson, I. kalumburu R.W.Johnson, I. limosa R.W.Johnson, I. tolmerana R.W.Johnson, I. tolmerana subsp. occidentalis R.W.Johnson and I. versipellis R.W.Johnson are described as new species or subspecies. All new taxa are illustrated and notes are given on their distribution, habitat, phenology, affinities and conservation status. A key to all Australian species of Ipomoea is provided.