
          led, I know, to more than one wild-goose chase.
The Carex atrata of Nutt. I feel quite sure must be the
alpine var. of Carex limosa sent with this. Mr. Greene
has kindly favoured me with a specimen of the former
fine plant from the British mountains, and I am con-
fident we have nothing on our alps resembling it, ex-

cept this var. of C. lumosa.
With great respect I remain dear sir
yours Efw Tuckerman junior

Prof. Torrey
        