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 Gloeothece fuscolutea (Nägeli) Nägeli (1849: 57) ( Figs. 1L – 2A ). Basionym: Gloeocapsa fuscolutea Nägeli ex Kützing (1849: 224) . Round to elliptical colonies, 10.7–24.0 µm diam. Sheath firm, hyaline to yellowish, conspicuous, non-lamellate to 1–4 lamellae, smooth. Cells oblong to ellipsoid, 6.7–11.1 × 3.9–5.6 µm, 1.9–2.1 times longer than wide. Cell content homogenous to slightly granulated, olive green. Habitat: —Wet rocks and concrete wall. Studied material: — BRAZIL . São Paulo : Peruíbe , Ecological Station “Juréia-Itatins”, 24° 22.783’ S , 47° 1.287’ W , 16 August 2011 , W.A. Gama-Jr. , G.S. Hentschke , C.F.S. Malone & C.L. Sant’Anna (SP 427312) ; 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) ; Cananéia , “Recanto do Mar” Inn , 25º 1’ 16” S , 47º 55’ 31” W , 30 November 2010 , W.A. Gama-Jr. & C.F.S. Malone (SP 427337) .