"........... As a child, in Cornwall, I remember the old [over 21!] folk
used 'Lily' for the daffodil........"

Well in places they still call daffodils Lenten Lilies.
and talking of local plant names you might find this site of interest.
http://www.countrylovers.co.uk/hort/wildplnm.htm

--
David Hill
Abacus nurseries
www.abacus-nurseries.co.uk