(1) '' Cortinarius rainierensis '' , described by Alex H. Smith and Daniel Elliot Stuntz from the collected material Mount Rainier National Park in 1950 , is a synonym .
(2) '' Cortinarius rainierensis '' , collected from the material described in Mount Rainier National Park in 1950 by Alex H. Smith and Daniel Elliot Stuntz , is a synonym .

Do these two sentences mean the same thing?

OPT:
(a). no
(b). yes
(a).