EditorialTape grass or eel grass, Vallisneria spiralis. Handcoloured copperplate engraving after an illustration by Richard Duppa from his The Classes and Orders of the Linnaean System of Botany, Longman, Hurst, London, 1816.
EditorialAstroloba spiralis (Pentagonal aloe, Aloe pentagona). Handcoloured copperplate engraving by F. Sansom after an illustration by Sydenham Edwards from William Curtis' The Botanical Magazine, London, 1810.
Editorial1. O?dium (Uncinula spiralis), 2. Maladie de Californie, Leaves of grapevines affected by grape diseases, Signed: A. Courtines pinx, Chromolith, G. Severeyns, Pl. VIII, after p. 278, Courtines, A. (pinx.); Severeyns, G. (chromolith.), 1889, Pierre Vial...
EditorialAntipathes spiralis, Print, Antipathes is a genus of coral in the order Antipatharia, composed of black coral (so named for its black skeleton). Distinct features vary greatly within this genus: it contains symmetrically aligned as well as irregularly ...
EditorialAutumn lady's-tresses, Spiranthes spiralis (Spiranthes autumnalis). Handcoloured lithograph from Diederich von Schlechtendal's German Flora (Flora von Deutschland), Jena, 1871.
EditorialTape grass or eel grass, Vallisneria spiralis. Handcoloured copperplate engraving after an illustration by Richard Duppa from his The Classes and Orders of the Linnaean System of Botany, Longman, Hurst, London, 1816.