A rhizomatous perennial herb planted on an upland grassy ledge. Reproduction is by seed, but flowers are rarely produced. Its altitude is unknown.
P. sikkimensis was introduced into cultivation in Britain in 1850, and was planted in the wild in Caernarvonshire in 1921 where it still persists.
Native of the Himalayas.
PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.