EditorialJacob's ladder or Greek valerian, Polemonium caeruleum. Handcoloured copperplate engraving after an illustration by James Sowerby from James Smith's English Botany, London, 1791.
EditorialJacob's ladder or Greek valerian, Polemonium caeruleum, native to America. Handcoloured copperplate stipple engraving from Jussieu's "Dictionary of Natural Science," Florence, Italy, 1837. Engraved by Chiussone, drawn by Pierre Jean-Francois Turpin, an...
EditorialDr. Richardson's polemonium, Polemonium richardsonii. Handcoloured copperplate engraving by Swan after an illustration by William Jackson Hooker from Samuel Curtis' Botanical Magazine, London, 1828.
EditorialGreek valerian or Jacob's ladder, Polemonium caeruleum. Handcoloured botanical copperplate engraving by an unknown artist from "Culpeper's English Family Physician; or Medical Herbal Enlarged, with Several Hundred Additional Plants, Principally from Si...
EditorialJacob's ladder or Greek valerian, Polemonium caeruleum, native to America. Handcoloured copperplate stipple engraving from Jussieu's "Dictionary of Natural Science," Florence, Italy, 1837. Engraved by Chiussone, drawn by Pierre Jean-Francois Turpin, an...
EditorialFlower fairy of Jacob's ladder, Polemonium caeruleum, depicted as an angel carrying tall pink flowers. Chromolithograph after an illustration by Walter Crane from A Flower Wedding, Cassell, London, 1905.
EditorialJacob's ladder or Greek valerian, Polemonium caeruleum. Handcoloured copperplate engraving after an illustration by James Sowerby from James Smith's English Botany, London, 1791.
EditorialGreek valerian or Jacob's ladder, Polemonium caeruleum. Handcoloured botanical copperplate engraving by an unknown artist from "Culpeper's English Family Physician; or Medical Herbal Enlarged, with Several Hundred Additional Plants, Principally from Si...
EditorialJacob's ladder or Greek valerian, Polemonium caeruleum, native to America. Handcoloured copperplate stipple engraving from Jussieu's "Dictionary of Natural Science," Florence, Italy, 1837. Engraved by Chiussone, drawn by Pierre Jean-Francois Turpin, an...