12? PREFACE. 
botanists and curators of museums, for allowing access to their 
Herbaria and to museums under their charge, viz. :— 
To Dr. Etias Friks, Professor at Upsala, for access to the 
original specimens of Thunberg’s “ Flora Capensis.” 
To Dr. N. J. ANDERssON, Professor at Stockholm, for access 
to the plants of Bergius, Thunberg, Sparmann, éc. 
To Dr. F. Kiorzscu, Conservator of the Berlin Herbarium, for 
access to Willdenow’s, Link’s, Kunth’s, Chamisso and Schlech- 
tendahl’s, and Mundt’s plants. 
To Dr. E. FEnzz, Professor at Vienna, for access to Jac- 
quin’s original specimens, and other important collections in the 
Imperial Herbarium. 
To Dr. C. F. Meisner, Professor at Basle, for plants from the 
collection of Krauss, &c. 
To Dr. FERDINAND Krauss, Professor at Stuttgart, for a col 
lection of Diosmew, named by Steudel. 
To Dr. GRISEBACH, Professor at Goettingen, for the Diosmew 
of the Herbarium of Bartling. 
To H. WENDLAND, Director of the Royal Garden at Herren- 
hausen, for authenticated Diosmec, Rhamnew, Geraniacee, and 
Byttneriacee. 
To Dr. JosepH Roxper, Professor at Rostoch, for Oxalidee, 
Diosmee, and Celastrinee, named by Lamarck. 
To GrorcEe BENTHAM, Esq., V.P.L.S., for the free use of his 
rich Herbarium (now deposited at Kew). 
To Dr. J. D. Hooxer, F.R.S. Assistant-Director of the Royal 
Gardens, Kew, for facilitating our access to the collections, and 
aiding us from time to time by personal references to scattered 
plants. 
To N. B. Warp, Esq. F.R.S., for the donation of specimens 
of the rarer heaths, collected by Masson and other early ex- 
plorers. 
To Dr. ALEXANDER Prior, of Halse House and Regent's 
Park, for access to his Herbarium, and the donation of several 
interesting specimens of Cape plants. 
To Dr. W. J. BurcHELL, of Fulham, the celebrated traveller, 
for the verification of several of the Polygalee and Muraltve 
first described from his specimens. 
