FIGURE 1. Plagiochila cuspidata Steph. 1. A in Comments on the typification of Plagiochila cuspidata with a note on the morphology of Plagiochila cuspidata and Plagiochila parvifolia (Plagiochilaceae: Marchantiophyta)

FIGURE 1. Plagiochila cuspidata Steph. 1. A portion of plant. 2. A portion of plant (enlarged) in dorsal view. 3. A leaf. 4, 5. Leaf apex. 6. Leaf apex enlarged showing tooth. 7. Median leaf cells showing nodulose trigones and intermediate thickenings. Plagiochila parvifolia Lindenb. 8. A portion of female plant showing dichotomous branching. Plagiochila parvifolia p.p. Lindenb. 9. A portion of plant showing branching. 10, 11. A portion of plant enlarged in ventral view (VMT= Ventral marginal tooth). 12. A portion of plant in dorsal view. [1–7 from E. Long G-010992/G00064158 (G), lectotype of P. cuspidata; 8 from C.P. Bélanger G-010968/G00260071 (G), isotype of P. parvifolia; 9–12 from E. Long G-010992/G00064158 p.p.]