
          [on the top fold of the page above the address:
 or whether a visit to Columbus would benefit you much. I would like to know at
 what time I ought) [inserted: or how late I may,] to) arrive in N. York to teach botany in schools there next
 summer. I shall give those rich localities in Pike Co Ill a careful search before
 I leave. Aspidium rufidulum Pleris [Pteris] atropurpurea Menziesia, Opuntia Petlea, Bignonia,
 Allionia Isanthus Acerates Ampelopsis Gymnocladus Croton [horrubium?] Rhamnus etc. are
 all growing promiscuously in perhaps the space of 10 rods. any where for
 many miles. Give my respects to your family I hope my answer will be one of
 the first letters you will write afteer session closes. I am sorry to [?] Uncle
 Sam to get the postage on this after its delivery but he has been so careless as to
 loose a number & I believe it is much the safest way in all Western Letters


 Yours with great esteem I F Holton] 


 [on the center fold of the page
 To John Torrey MD
 Prof. Chem. Coll. Phys & Surg.
 New York City]


 [on the left fold of the page:
 P.S. Mr Flagg deals with Thomas Cowperthaite also
 [Market?] ST
 Philada [Philadelphia?]]

        