180 THE BOTANISTS OF PHILADELPHIA. 



little book, " Florula Cestrica," he requested the assistance 

 of Mr. Michener in the work. This gave a fresh impulse 

 to his botanical studies. Dr. Darlington acknoAvledged his 

 indebtedness to Ezra Michener in the collection and 

 preparation of the lichens for his " Flora Cestrica," referring 

 to him as a naturalist of acumen, diligence and indomitable 

 perseverance. x4s a botanist, Mr. Michener was much 

 interested in the cryptogams, and did much good work in 

 their collection and study. In 1840 Mr. INlichener was 

 elected a correspondent of the Academy of Natural Sciences. 

 He did much active collecting, and was thoroughly con- 

 versant with the flora of Chester County. He died a life- 

 long and active member of the Society of Friends, June 24, 

 1887, at Toughkenamon, Chester County, Pennsylvania, 

 aged ninety-two years seven months. His coffin was made 

 of the boards from the trunk of a tree, Paulownia, which he 

 had planted. 



He was a frequent correspondent with many of the 

 most eminent scientists of his time, among whom may be 

 mentioned Darlington, Rothrock, Curtis, Laning, Eavenel 

 and Tuckerman. Agassiz said of him "that he did not 

 belong exclusively to Chester County, Pennsylvania, or 

 America, but to the whole scientific world." * 



GEORGE B. WOOD. 



George B. Wood f was born in Greenwich, Cumber- 

 land County, New Jersey, March 13, 1797. His parents 

 were Friends, and his grandfather, Richard Wood, was a 



* His letters are in possession of his son, Ellwood Michener, Toughkenamon, 

 Pennsylvania, who forwarded them to me for inspection. 



t Medical Record, 1879, pt. I, 335. An oil painting presented by Richard Wood 

 hangs in the library of the College of Physicians, and another one at the American 

 Philosophical Society. 



