1911 Encyclopædia Britannica/Pin-eyed
PIN-EYED, a botanical term for flowers which occur in two forms, one of which shows the stigma at the mouth of the corolla, as in the primrose; the term is contrasted with thrumb-eyed.
See also Heterostyly on Wikipedia; and our 1911 Encyclopædia Britannica disclaimer.
PIN-EYED, a botanical term for flowers which occur in two forms, one of which shows the stigma at the mouth of the corolla, as in the primrose; the term is contrasted with thrumb-eyed.