
          pappus. This, unless you 
 think the Duke would see, but 
 not swallow, the joke, I propose 
 to call Barrattia calva.


 The queer Chenopodiaceous-
 looking Composita of Fremont 2nd [Fremont's 2nd collection],
 I have called Hymenostrobus salsola.


 I have instructed Hastings 
 to open the package he is to get 
 through the Custom House, and 
 take from it a copy of the new 
 fascicle of Mart. [Martius] & Endlicher [Eichler]
 Flora Brasiliensis, also of 
 the Linnaea's. I will notify 
 you duly of the cost.


 A.G.
        