[britishbryologicalsociety.org] Habitat: Locally common on dry walls and unshaded, base-rich rock, D. vinealis usually favours stone, but occasionally occurs on hard or stony, calcareous ground and in short, dry turf. It may also grow on roof-tiles and concrete. (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 05/13/2025).