OAKES AMES, director. 
BOTANIC GARDEN OF HARVARD UNIVERSITY, 
13 
CAMBRIDGE, MASS. U.S.A. 
May 9th, 1922. 
My dear Mr. Powell: 
The mailing tubes with Gongora specimens 
and the paoag® of orchid specimens reached m® in the best 
possible oojfe&itioB, It is superfluous to tell you that this 
contribution gave me unbounded pleasure and put before me 
i 
materialf that will be of great value in say studies. 
In the Flora I have merged Triohopilea 
raarglnata and T. c^ccinea. It is, Indeed, helpful to have 
your support of thi3 treatment. Pleas® give me any sug¬ 
gestions that that your experience leads you to believe 
would be worthy of consideration. In this regard, you must 
bear in mind that the man in the field has a wonderful 
opportunity to aid the man in the herbarium. 
I enclose two photogr||dis taken from the 
speoimens in the National Herbarium. I do not find that 
these are included in your list of specimens. It would be 
well to locate them, as the type material is very poor. E. 
panamense, for example, has but a single flower in our spec¬ 
imen. The genus covers for your additional 
genera have been printed and tho species distributed. It 
would seem that you have outgrown the pigeon-hole assigned 
to you. 
Your question regarding extralimital orchids 
is best answered by saying that all orchids are desired. I 
draw no lines. Everything is acceptablel As to unorohidaceous 
