Calystegia affinis
Calystegia affinis Endl.

Calystegia affinis is a critically endangered climbing or creeping vine in the Convolvulaceae family. It is native to Lord Howe Island and Norfolk Island, with the majority of its remaining population found on Norfolk Island. In 2003, only about 45 mature individuals were recorded, highlighting the species' severe conservation status.
Description
Calystegia affinis, described by Endl. in 1833, is a member of the Convolvulaceae family. This species is endemic to Lord Howe Island and Norfolk Island, where it grows as a climbing or creeping vine. By 2003, the population had dwindled to approximately 45 mature plants, with around 40 of these located on Norfolk Island. The species is considered critically endangered due to its extremely limited distribution and low population size.
Distribution
Norfolk Is.
Synonyms
Convolvulus affinis