Poplar

J. H. Morris, 1978

A blend of LISP with SNOBOL4 pattern matching and APL-like postfix syntax. It has implicit iteration over lists, and a sorting primitive.

"Experience with an Applicative String-Processing Language", J. H. Morris et al, Conference Record of the 7th Annual ACM Symposium on Principles of Programming Languages, ACM 1980, pp.32-46.