linguæform

With alteration after Classical Latin linguae, the genitive singular of lingua (“tongue”).^[1]

linguæform (comparative more linguæform, superlative most linguæform)

1. Obsolete form of linguiform.
   • 1803, A[drian] H[ardy] Haworth, “[Disseratio Sexta; sive Technici Botanici: Containing Observations on Several Technical Terms Used by [Carl] Linnæus and Others in the Science of Botany.] Preface.”, in Miscellanea Naturalia, sive Dissertationes Variæ ad Historiam Naturalem Spectantes, London: […] J. Taylor, →OCLC, page 198:

     If folium semilanceolatum, and semiellipticum, defined to be more than the upper halves of those leaves transversely cut, were admissible, they would very happily express the exact shapes of the leaves of several species of Aloe, which are not linguæform, and much too broad at the base to call subulate, and too much truncated there to call lanceolate, elliptic, or ovate.

   • 1824 January 24, John Richardson, “Account of Some Fishes Observed during Capt. [John] Franklin and Dr Richardson’s Journey to the Polar Sea”, in Memoirs of the Wernerian Natural History Society, volume V (1823–24), part I, Edinburgh: […] Adam Black, […] and Longman, Hurst, Rees, Orme, & Brown, […], →OCLC, page 521:

     The liver is linguæform, lies on the right side, with a small lobe on the left, and has a reddish-orange colour.

   • 1862 May, B[enjamin] F[ranklin] Shumard, “Descriptions of New Palæozoic Fossils”, in The Transactions of the Academy of Science of St. Louis, volume II (1861–1868), St. Louis: George Knapp & Co., […], published 1868, →ISSN, →OCLC, page 109:

     Septæ deeply sinuous; dorsal lobe cleft by a profound linguæform sinus with a broad base, into two narrow, elongated branches, which are not as wide as the sinus between, and which are gently expanded in the middle and narrowed to an acute point at their extremities by an oblique truncature of their inner margins; […]