DE S. -F. GRAY 31 



Note F. 



a I need make no secret of the fact that I alone am responsi- 

 ble for that [scientifîc] part of the work, since, though it was 

 published under my father's name, he wrote the introduction 

 only... The kind encouragement and assistance which I recei- 

 ved during its préparation from Mr. de Candolle, the father, 

 and Mr. Dunal of Geneva (then in England), from Mr. R.-A. 

 Salisbury, and from my dear friends Edward Bennett, the late 

 Secretary of the Zoological Society, and J.-J. Bennett, now 

 Keeper of the Botanical Collection in tlie Muséum, etc. » D' John 

 Edward Gray, On the Arrangement of the Families and 

 Gênera of the Chlorospermoiis Algse (The Annals and Maga- 

 zine of Natural History, 3^ ser., VIII, 1861, p. 404j. 



Note G. 



« This portion of the work [tlie introductory chaptersj was 

 compiled by Mr. S. F. Gray, whose name alone appears on the 

 title page. But we are indebted for the systematic and descrip- 

 tive portions to his son, Dr, J. E. Gray, the now celebrated 

 Director of the Zoological Department of the British Muséum. » 

 B. Oarrington, Dr. Gray s Arrangement of the Hepaticœ. 

 (Trans. andProceed. Bot. Soc. Edinb. X, 1870, p. 306.) 



Note H. 



M ... Calypogeia ericetorum Raddi... is allied to AcrO' 

 bolbus (Gymnanthe Tayl.), not to Kantia trichomanis (L.) 

 Benn., haud Gray! who seems not to be the author of the 

 Hepaticœ in the « Arrangement of British plants », as Dr. 

 Oarrington writes in a letter of Cet. 31, 1871 : — « By the by, 

 I had an interesting letter from Dr. Gray ; he says that a friend 

 ofhis, named Bennett, a most promising young botanist, who 

 died early, undertook the Hep aticse in Gray's Nat. Arr. » S.-O. 

 LiNDBERG, On Zoopsis H. f. et T. {The Journal 6f the Linnean 

 Society, Botany, XIII, 1873, pp. 194 et 195, in nota.) 



Note I, 



Extrait d'une lettre de Mr. le prof»" 0. Massalongo, 18 Dec. 

 1892 : « Aux genres des Hépatiques j'ai donné la signature B, 



