
          St Louis August 7th 1847

My Dear Sir

Your letter dated 27th etc was
received a few days ago, and I was glad to see from
it that the different things sent to you all arrived
safely.

Lindheimer is doing well in the western part of Texas
about the southern confluences of the colorado, where
the monotonous region of the cretaceous formation
becomes varied by [?Granit] [?], and where
undoubtedly the vegetation is also diversified.
His collections of 1845 & 46 are now in my hands,
a set of them in the hands of  Prof Gray, and if
I understand him rightly he has to communicate
the Asclepiaceae to you; I have examined that
family and made drawings of the flowers and
the parts and find many new things amongst
them e.g. a Boulinia, a [M?luca] and others
a new Anantherix (or two) and the certainty
that [crossed out: D?] against DeCaisne's opinion this
genus [must] [lay?] restituted.

This brings me directly to Dr. Wislizenus, about
whom you make enquiries. He, though no
botanist, has done wonderfully. I had given
him up for lost, having heard nothing from him
for 6 months, when I learnt by a letter from
Chihuahua, that he had been a prisoner to

        