10.1371/journal.pone.0156301.g002 Jochen Heinrichs Jochen Heinrichs Armin Scheben Armin Scheben Julia Bechteler Julia Bechteler Gaik Ee Lee Gaik Ee Lee Alfons Schäfer-Verwimp Alfons Schäfer-Verwimp Lars Hedenäs Lars Hedenäs Hukam Singh Hukam Singh Tamás Pócs Tamás Pócs Paul C. Nascimbene Paul C. Nascimbene Denilson F. Peralta Denilson F. Peralta Matt Renner Matt Renner Alexander R. Schmidt Alexander R. Schmidt <i>Microlejeunea nyiahae</i> sp. nov. (AMNH-Tad-441-A) from Eocene Cambay amber. Public Library of Science 2016 bifid underleaves Lejeuneinae crown group bryophyte angiosperm-dominated megathermal forests lejeuneoid liverworts Eocene fossils group member epiphytic lineages taxonomic treatment age constraints warmest period Pleurocarpous Mosses leaf lobules Indian Amber Cambay crown Group Lejeuneaceae suberect complicate-bilobed crown group Cretaceous age evidence DNA sequence variation species Microlejeunea nyiahae divergence time estimates pleurocarpous mosses Lejeuneaceae subtribe Lejeuneinae alternative classification possibilities 2016-05-31 20:17:05 Figure https://plos.figshare.com/articles/figure/_i_Microlejeunea_nyiahae_i_sp_nov_AMNH-Tad-441-A_from_Eocene_Cambay_amber_/3931767 <p>(A-F) Gametophytes; (G) Portion of the shoot depicted in (B); the arrowhead points to the underleaf that is enlarged in (H). (H, I) Deeply bifid underleaves (encircled). The gametophyte fragment shown in B and G represents the holotype. Scale bars 50 μm (A-G) and 10 μm (H,I).</p>