FIGURES 11–14 in Meristotheca lysonensis sp. nov. (Solieriaceae, Rhodophyta), a new flattened species from Vietnamese waters

FIGURES 11–14. Reproductive structures of Meristotheca lysonensis X.-V. Nguyen, X.-T. Nguyen, Kittle et McDermid, sp. nov. (IONCS210215b) 11. Tetrasporangial initial laterally pit-connected (arrowhead) to its parental cell. 12. Tetrasporangium basally pit-connected (arrowhead) to the parental cells. 13. Zonately divided tetrasporangium (arrowhead) with a basal pit-connection with the parental cell. 14. Spermatangia (arrowhead) produced from the outermost cortical cells (ION-CS210301b).