The "Butterfly orchid" is so familiar that I do not pause to describe it.
"About Orchids" by Frederick Boyle
In this orchid we thus find a distinct adaptation to the tongue of a moth or butterfly.
"My Studio Neighbors" by William Hamilton Gibson
For sheer attractiveness the butterflies are as compelling as the orchids.
"The Heart of Nature" by Francis Younghusband
And later still there is a meadow where we can usually discover just a very few Butterfly orchids.
"The Child's Book of the Seasons" by Arthur Ransome