A foundation monograph of Ipomoea (Convolvulaceae) in the New World Author Wood, John R. I. Author Munoz-Rodriguez, Pablo Author Williams, Bethany R. M. Author Scotland, Robert W. text PhytoKeys 2020 143 1 823 http://dx.doi.org/10.3897/phytokeys.143.32821 journal article http://dx.doi.org/10.3897/phytokeys.143.32821 1314-2003-143-1 F6F11A6EE4FF5A1885CEA2B60AE965A5 266b. Ipomoea chenopodiifolia subsp. signata (House) J.R.I. Wood & Scotland, comb. & stat. nov urn:lsid:ipni.org:names Ipomoea signata House , Muhlenbergia 3 : 46.1907. (House 1907a: 46). Type. GUATEMALA. Huehuetenanggo, between Jacaltenanto and San Martin , E.W. Nelson 3595 (holotype US00111469). Type. Based on Ipomoea signata House Diagnosis . Corolla tube subcylindrical for almost all its length, slightly widening just below the limb; stamens and style exserted. Illustration. Figure 137B . Distribution. Hill forest in Guatemala and neighbouring Chiapas State in southern Mexico from (1000-)1700 to 2100 m. GUATEMALA. Valle de Fuego, Salvin s.n. (K); ibid., A.F. Skutch 548 (F); Sacatepeuquez , A. Molina & A.R. Molina 124834 (F); ibid., A. Molina & A.R. Molina 24834 (F); ibid., San Lucas Sacatepeuquez , M. Veliz 94.3489 (MEXU). MEXICO. Chiapas : Mun. Union Juarez , entre Talquian y Tonina , E.M, Martinez & A. Garcia 22197 (MEXU); Mun. Motozintla de Mendoza, Cerro Moxotal, D.E. Breedlove 41722 (MEXU); ibid., D.E. Breedlove 40467 (MEXU); ibid., D.E. Breedlove 22832 (MO); Chiapa de Corzo, D.E. Breedlove 22912 (MO); Pueblo Nuevo Solistahuacan , D.E. Breedlove 23203 (MO).