FIGURES 5−9. Anatomical features of Gracilaria silviae Fig. 5. Traverse section of a female gametophyte thallus, showing medullar and cortical regions (SPF 57282), scale bar 20 μm. Fig. 6. Traverse section of tetrasporophyte cortical region showing decussate cruciate tetrasporangia (ALCB 99673), scale bar 40 μm. Fig. 7. Transverse section of male gametophyte cortical region, showing textorii type spermatangial crypts (ALCB 99667), scale bar 40 μm. Figs. 8–9. Longitudinal section of a cystocarp (LAF#13.07.98). Fig. 8. Scale bar 150 μm. Fig. 9. Black arrow shows a nutritive tubular cell connecting the gonimoblast to the cystocarp floor, scale bar 100 μm.

Published as part of Lyra, Goia De Mattos, Gurgel, Carlos Frederico Deluqui, Costa, Emmanuelle Da Silva, Jesus, Priscila Barreto De, Caires, Taiara Aguiar, Matos, João Carlos Gama De, Oliveira, Mariana Cabral, Oliveira, Eurico Cabral & Nunes, José Marcos De Castro, 2015, A New Tropical Species of Gracilariaceae (Rhodophyta, Gracilariales): Gracilaria silviae sp. nov., pp. 199-210 in Phytotaxa 222 (3) on page 203, DOI: 10.11646/phytotaxa.222.3.3, http://zenodo.org/record/13634984