4 



Received Dec. 24 



degree, there are in Europe other species of Isoetes in addition to the two I have 

 mentioned. There is a third one in Lake of Tockno ^(kf^ location 

 mentioned by Wahlenberg for the Isoetes lacustns m nié Vfera Trom L'aplancl. This one 

 M y\é^6 mteYêft? r fM #m»^4î^ whose only location known up to now is 

 MoAtpR#Br{fto I sincerelv wish 



Follow our example, my dear Doctor, and make yourself the expert in North American 

 Isoetes, by finding the Is. Engelmanni in the environs of St. Louis, where it simply could 

 not have disappeared. 



Please give my best regards to Mrs. Engelmann. I am your devoted 



J. Gay 



I hear with contenment that you are very happy with your George. What plans do you 

 have for him? Will you send him to Europe for scientific studies? 



Groenland has passed into a certain degree of prosperity. He has married a young small 

 woman, with no fortune, but full of wisdom and good will. He eams 3000 fr. at the Havas 

 Agency, for 4 hours per day, 500 fr. at our Botanical Society, as conservateur of 

 collections. Here he works one afternoon a week. He works with lessones given in the 

 evening and with numerous literary works. I calculate that he earns about 4000 fr. .It is 

 much better than when you knew him. This is most important, because of his new 

 paternal responsibilties. 



Would you please send me some smaples of Trientalis californium ( T. latifolia Hook) 



with its précise location and date of bloom. 



Lately we lost Mr. Moquin-Tandon and his Monograph of the Salsolacees. He leaves 

 vacant a place at the Institute and at the Faculty of Medicine. 



We have been very worried about the health of the good Mrs. Vilmorin, who has an 

 affliction of the chest which appears to be very serious and where we see the beginnind 

 of Phtisis, The most disagreable symptoms have disappeared, and we now have hopll 

 that she will survive. She spent the winter in the south west of France, where she still 



