In the footsteps of Michel Allioni: Liverworts and hornworts from the surroundings of Gualaquiza (Ecuador) Author Gradstein, S. Robbert Author Pérez, Álvaro J. text Candollea 2021 2021-02-01 76 1 41 54 journal article 20411 10.15553/c2021v761a3 385d95a5-bca9-449a-85a7-f8380a3121f0 2235-3658 5724930 Plagiochila allionii Steph., Sp. Hepat. 6: 120. 1917, syn. nov. Holotypus : ECUADOR . Prov. Morona Santiago: Bomboiza , “ad truncos in silvis prope Aguacate”, 2200 m , IV.1910 , Allioni 285 ( G [ G00121503 ]!) . = Plagiochila cristata (Sw.) Lindenb. Notes . – Plagiochila cristata is a robust neotropical species recognized by narrowly elongate-triangular leaves with 1–2 large, apical teeth and a strongly ampliate ventral base forming a high crest (HEINRICHS, 2002). Plagiochila allionii is identical to P. cristata and a synonym.