Richard Lansdown et al. report on two duckweeds new to Britain.
Ivor Rees describes a new subspecies of Rock Sea-lavender from Anglesey.
David Trudgill discusses his analysis of Scottish records of 20 species of orchid.
Mike Wilcox reports on coastal hybrid couch grasses & on Scentless Mayweeds.
Clive Stace considers variation in Vulpia geniculata.