from The Century Dictionary.

  • In horticulture, having anthers exserted from the throat like thrums, as the flowers of some polyanthuses: contrasted with pin-eyed (which see).

from the GNU version of the Collaborative International Dictionary of English.

  • adjective (Bot.) Having the anthers raised above the stigma, and visible at the throat of the corolla, as in long-stamened primroses; -- the reverse of pin-eyed.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective botany Having the anthers raised above the stigma, and visible at the throat of the corolla, as in long-stamened primroses.


Sorry, no etymologies found.


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  • The primrose is distinguished by two differing flowers: the pin-eyed and thrum-eyed.

    The power of spring flowers 2011

  • Botanically the Primrose has two varieties of floral structure: one "pin-eyed," with a tall pistil, and short stamens; the other "thrum-eyed," showing a rosette of tall stamens, whilst the short pistil must be looked for, like the great Panjandrum himself, "with a little round button at the top," half way down the tube.

    Herbal Simples Approved for Modern Uses of Cure William Thomas Fernie

  • They have been long known to children and gardeners, who call them thrum-eyed and pin-eyed.

    The Beauties of Nature and the Wonders of the World We Live In John Lubbock 1873

  • These two forms have long been known to florists as the "pin-eyed" and the "thrum-eyed," but they are called by Darwin the long-styled and short-styled forms (see woodcut).

    Darwinism (1889) Alfred Russel Wallace 1868

  • I can only refer very shortly to the botanical interest of the Primula, and that only to direct attention to Mr. Darwin's paper in the "Journal of the Linnæan Society," 1862, in which he records his very curious and painstaking inquiries into the dimorphism of the Primula, a peculiarity in the Primula that gardeners had long recognized in their arrangement of Primroses as "pin-eyed" and "thrum-eyed."

    The plant-lore & garden-craft of Shakespeare Henry Nicholson Ellacombe 1868


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