
          Recd May 15
And. Oct 25 1843

Un. Coll. Schenecty NY.
9 May 1843.

Dear sir
I was made very happy by the rect
of your kind letter in reply to my note sent with
the Enumeration of Carices. I hope your final opinion on 
my attempt at arranging the species will also be favour-
able. Dr. Gray has also expressed a very kind opinion,
and Prof. Dewey. I have also received a very pleasant
letter fromt he excellent Dr. Sartwell, whose experience
has been so great, that I felt his opinion on the
affinities of the species was very valuable. It seems to
me indeed that that no one would labour so  long and
sedulously upon anything, without arriving at some
results. I was very much pleased to see
C. barrattii, which you must have warmly wel-
comed. I suppose it belong of course to the group
called "Acutae", and is near C. glauca, as indi-
cated in your Monogr. C. muskingumensis or
arida must be distinct. And yet the habit is that
of C. lagopodioides I think, while the spikelets seem
to denote one extremity of an ideal form, of which
C. scoparia is the other. But the arranget of the
Cyperogr., as well as the observation that all the

        