Two years later Miss Benson gave an account of a similar phenomenon in certain Amentiferae ( "Trans.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference

Gramineae among monocotyledons may be ranked with Amentiferae among dicotyledons, as representing orders which have retrograded very far from the entomophilous forms from which they were possibly and probably descended "(p. 266).    From Wordnik.com.  [Darwinism (1889)] Reference

Benson, Miss, on Chalazogamy in Amentiferae.    From Wordnik.com.  [More Letters of Charles Darwin — Volume 2] Reference