-4- 
a^, HSB in flomv S.M umB in fruit. «e was sending th© nuts to the Bureau 
of 0h«aiBt5y hem. Da?. Rolf a had plantations of native species of Oarpotroch© 
tea allied genua) which also produce a potent oil. He is very anxious to 
hove BowB one talee up study of the naoourteaeea* there . He has explored 
the forests of tSi© region and found nuseroua species as yet unknown. 
I Made two stops in the high region between Yigma and Belio Hori^onte. 
Parts of Serra Ouro Branoo are covered with brush »oh like the chaparral 
of aouthera California, § to S ft. tall, horribly tough and iaterlacod but 
the open parts are full of grasses, lovely silvery Pespaluas and golden 
axoaopusj only found in the highlands. Ctights out] 
late in December I reached Diaaentina. 
CDiamntina from east early aorningj 
The old town was onee iuportant ae the center of the diamond aines, but the 
aiaaa have not been worked for mmj years. '^is^Mdstone and quartz 
with aohlet intrusiVQ aceording to Br. da Silveira, % chartographer of Mnaa, 
CCordillsra San Antonio-- aee the urubua on the aky line] 
I haflan had auoh exciting botanizing since ray early days in the dunes of 
northern Indiana. It was the rioheat grass Gollecting I ever had* Seven 
of the silvery Ptapaluas and all aanner of rare and beautiful grasses all 
over these rough rocks and in the crevices. Species of Paspalanthus , 
Leiothrix* Syngonanthus, and ol^er Iriooaulaceae were abundant in tiny wet^ 
basins in tho rocks, Martius was at DisBantina^ and i t is the typ© localitjs 
of may species. I colleoted all t : one of the grasses he got here and ' 
Mrs. Ifexla got that on© when she was there soae laonths later, j oollectia 
80 .fflany grasses Martiu® did not get that I think there Kust be a great 
