More Letters Of Charles Darwin Volume 2 A Record Of His Work In
Chapter 284
I wrote to him [Dr. H. Cruger, of Trinidad] to ask him to observe what the insects did in the flowers of Melastomaceae: he says not proper season yet, but that on one species a small bee seemed busy about the horn-like appendages to the anthers. It will be too good luck if my study of the flowers in the greenhouse has led me to right interpretation of these appendages.