Caracas, December 3, 1923. 
Dr. 3. 3?. Blake, botanist, 
Office of Economic and systematic botany, 
U. S. Department of Agriculture, 
Bureau of Plant Industry, 
Washington, D.C. 
Dear Dr. Blake: 
Without news from you for a long time, I write 
to 8sk you kindly have a copy of the description of 
1847. 
Olmedia tovarensis Klotzsch & Karst., in linnaea 20:254. 
TT 
rigida Kl. & Karst., 1. c. 
v 
A' 
aA 
made for me and sent a the earliest opportunity. 
Of late, I have been working on Oestrum, with the follow¬ 
ing results: 
Oestrum melanochloranthum Dunal - Jahn 811,923;Pitt. 12911. 
" Diazae Pittier sp. n. - Pitt. 12919, type. 
Aubium Pittier sp. n. - Emilio H. Pittier 166, t. 
salicifolium Jacq. - Allart 254 
caloneurum Pitt. sp. n. - Pitt. 10045, type. 
calycosum Pitt. sp. n. - Allart 430, type. 
grande Pittier sp. n. - Pitt. 10393, " 
paniculatum H. B. K. - Seer 162, type, 
terminale (Dunal) Pitt. n. comb. - Pitt. 9200>SfJZS; 
iloritzi Dunal - Pittier 12639. 
nocturnum L. - Pitt. 5797 (?), 13029. 
bigibbosum Pittier, sp. n. - Pitt. 9245, type. 
amplum Pittier, sp. n. - Jahn 1075, type. 
meridanum Pitt. sp. n. - Pitt. 12853, type. 
Miersianum Wedd. - Jahn 767. 
k''. 2?. W- 
I have just received flowers of my nn. 5925 and 5707 and I 
am having dissections of them made. later I will let you know 
what they are. 
Yours sincerely 
