This collection consists of a sheaf of notes pertaining to Gerard’s study of plant name etymologies. A note on the cover and a letter found inside the front cover indicate it was sent by Gerard to Asa Gray on October 22, 1886. Notes are primarily handwritten; some proofs from an unpublished article are pasted in. The sheaf of notes is 59 pages. The collection also contains two letters from Gerard to Sereno Watson dated November 15 and November 19, 1889, found inserted at page 57.