138 
TRAVELS IN CENTRAL AFRICA. 
piastres, equal to ^£^64, I engaged to supply him with a large 
dahabyeh and twenty ardohs (about twenty imperial quarters) of 
dourra at Gondokoro, not later than the 1st of June, 1864, The 
last communication, on the eve of his departure, is as follows : 
“ GONDOKORO, 
“ March 1863. 
‘‘My dear Petherick, 
“ Will you be good enough to send me a line, receipted, 
for the amount I am indebted to you for the fat ? and I also add 
a dollar for the anger, if you will include that in the note. 
“ (Signed) S. W. BAKER.” 
Speke and Grant had previously left in Baker’s boats for Khar- 
toum, The former, although consigned by me to Grant, had taken 
charge of from five hundred to six hundred plants, which he 
promised in my name, and under similar conditions to the collec- 
tion made by Grant, to present to Kew Gardens ‘Gn as good order 
as you gave them to us,” as he remarks in a letter already quoted. 
I may here state that upon a recent application to the proper 
quarter for the nomenclature of my plants, with a view to append 
it to this work, to my dismay I was informed that my plants had 
been passed into the herbarium with my name attached, but no 
list of them had been made out, and that it was not possible to 
accede to my request. During a further correspondence, in which 
I expressed my disappointment, considering the expense I had 
incurred by the employment of two professional gentlemen, Drs. 
Murie and Brownell, for the collection of plants, I drew a com- 
