
          Dear Doctor


 What is the derivation 
 of Maruta? Dr. Darlington
 asks me.


 Tuckerman this evening gave 
 me the enclosed note from Boott,
 with a couple of Carex-pamphlets,
 one of which you have already. 
 I keep the latter till you come.


 Tell Prof. Henry that immediately
 on my return here last month, I took 
 an occasion to speak casually to Mr. 
 Lowell, by way of recommending him 
 to invite Prof. H. [Henry] to lecture at the
 Lowell Institute. The Customary 
 four lectures, he told me, he had already 
 engaged for the ensuing season, and was
 in negociation respecting a fifth. But
 I trust Henry will be asked another year. 


 I told you Mr. Lowell had 
 placed �100 at Boott's disposal for 
 purchasing Botanical books or plants. 
 Boott immediately purchased the 
 late Dr. Graham's herbarium, & some 
 of his books! Three large boxes have 
 come by the Cambria (freight �17) and
        