How diverse are coccoid cyanobacteria? A case study of terrestrial habitats from the Atlantic Rainforest (São Paulo, Brazil) Author Jr, Watson Arantes Gama Institute of Botany, Núcleo de Pesquisa em Ficologia, C. P. 3005, 1031 - 970 São Paulo, SP, Brazil & E-mail: watsonarantes @ gmail. com (corresponding author) Author Iv, Haywood Dail Laughinghouse Department of Biological Sciences, Smith College, Northampton, MA 01063, USA & Department of Botany, National Museum of Natural History, Smithsonian Institution, Washington, DC 20013, USA Author Sant’Anna, Célia Leite Institute of Botany, Núcleo de Pesquisa em Ficologia, C. P. 3005, 1031 - 970 São Paulo, SP, Brazil text Phytotaxa 2014 2014-09-12 178 2 61 97 http://dx.doi.org/10.11646/phytotaxa.178.2.1 journal article 10.11646/phytotaxa.178.2.1 1179-3163 5145178 Gloeocapsa novacekii Komárek & Anagnostidis (1995: 19) ( Figs. 9E–9G ). Round colonies, rarely elongated, 9.6–174.4 µm diam. Sheath firm, hyaline to rosy or dark red, conspicuous, lamellate or non-lamellate, finely granulated. Cells spherical to slightly elongated, 2.7–5.2(6.4) µm diam. Cell content granulated, pale blue-green to blue-green. Spores elongated to irregular, dark red, roughly granulated, solitary or in pairs, 4.6–5.8 µm diam. Habitat: —Dry and wet concrete walls. Studied material: — BRAZIL . São Paulo : São Luís do Paraitinga , State Park of “Serra do Mar” (Santa Virgínia) , 23º 20’ 16” S , 45º 9’ 1” W , 22 February 2010 , W.A. Gama-Jr. (SP 401418) ; 23º 20’ 10” S , 45º 8’ 44” W , 24 February 2010 W.A. Gama-Jr. (SP 401435) ; Cananéia, State Park of “ Ilha do Cardoso ” (Perequê) , 25º 4’ 8” S , 47º 55’ 12.24” W , 29 June 2010 , W.A. Gama-Jr. & C.F.S. Malone (SP 401438) ; 25º 4’ 8” S , 47º 55’ 12.24” W , 29 June 2010 , W.A. Gama- Jr. & C.F.S. Malone (SP 401440) ; Peruíbe, Ecological Station “Juréia-Itatins” , 24° 26.420’ S , 47° 4.588’ W , 15 August 2011 , W.A. Gama-Jr. , G.S. Hentschke , C.F.S. Malone & C.L. Sant’Anna (SP 427305) ; 24° 24.146’ S , 47° 3.648’ W , 15 August 2011 , W.A. Gama-Jr. , G.S. Hentschke , C.F.S. Malone & C.L. Sant’Anna (SP 427310) ; 24° 23.013’ S , 47° 4.836’ W , 17 August 2011 , W.A. Gama-Jr. , G.S. Hentschke , C.F.S. Malone & C.L. Sant’Anna (SP 427324) ; 24° 22.739’ S , 47° 4.719’ W , W.A. Gama-Jr. , G.S. Hentschke , C.F.S. Malone & C.L. Sant’Anna (SP 427333) .