400 LIST OP ADTHOKS. 



Gray. Br. Asa Oray, Professor of Botany, Harvard Uni- 

 versity, United States. 

 Orev. Dr. B. K. Greville, an eminent botanical artist (see 

 Hook, et Grev.). 

 \1 Griseb. A. IS. E. Grisehach, a German botanist ; " Flora of 

 the West Indies," 1864. 



Haenlc. (see Presl). 



Ham. Dr. Francis Hamilton, an Indian botanist. 

 <> Hance. Dr. H. F. Hance, an English botanist, and writer on 

 Chinese Ferns. 



Hedw. J. Hedtvig, a German cryptogamic botanist. 



H. et B. & H. B. K. Humholdt, Bonpland, and Kunth. The 

 two first famous travellers and botanists in South 

 America. Kunth, a German botanist. 



Hew. Bolert Heward, a zealous botanist, and writer on Ferns 

 of Jamaica, in the " Magazine of Natural History." 



Hitch. — HitchcocJi, a North American writer, " Silli- 

 mann's Journal." 



Hoff. G. F. Hoffmann, a German botanist, and writer on 

 cryptogamic plants, 1784. 



Homh. et Jacq. Hombron et Jacqueniont, French voyagers to 

 the South Pole ; "Voyage au Pol Sud," &c.. History 

 of the Voyage and Plants. 



Hook. Sir W. J. HooJcer, Director of the Royal Botanic 

 Garden, Kew, fi-om 1841 to 1865 ; an admirable de- 

 scriptive Ijotanist and eminent Pteridologist ; " Exotic 

 Flora," figures of rare plants, 1823; "Icones Planta- 

 rum," figures of 1,000 rare plants — many Ferns ; 

 " Second Century of Ferns," 100 figures of rare Ferns ; 

 "Filices Exotica3," figures of 100 Ferns; "Garden 

 Perns," 64 figures ; " Journal of Botany," 4 vols. ; 

 "London Journal of Botany," 7 vols.; "Journal of 



