pin-eyed

adjective

(of flowers, esp primulas) having the stigma in the mouth of the corolla, on the end of a long style with the stamens lower in the tubeCompare thrum-eyed

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for pin-eyed

Historical Examples of pin-eyed

They have been long known to children and gardeners, who call them thrum-eyed and pin-eyed.
The Beauties of Nature
Sir John Lubbock
The former occur in the so-called thrum-eyed primroses (fig. 61), the latter in the “pin-eyed.”
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5
Various