A creeping, rhizomatous fern, most common in ancient woodlands dominated by Quercus petraea on neutral to acidic soils, where it frequently occurs on deeper soils on gully sides where base-rich water percolates. It can also be found amongst boulders and on wet rock faces in the uplands where it is afforded protection from grazing. 0-1120 m (Breadalbanes, Mid Perth).
The distribution of P. connectilis is stable.
Circumpolar Boreo-temperate element.
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.
Atlas text references
1986. Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1972)
1978. Ferns and their allies. The Island of Mull: a survey of its flora and environment. :12.1-12.7.
1965. Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.
1997. The ferns of Britain and Ireland, edn 2.