TABLE 2 in New species in the cryptic genus Gloiocladia J. Agardh (Faucheaceae, Rhodophyta) from Hawaiian Mesophotic Coral Ecosystems

TABLE 2. — Comparison of general vegetative morphology of Hawaiian species and related representatives of Gloiocladia J.Agardh. TaxonThallus/ Branching Medullary cell pattern descriptionCortical cell descriptionReferenceGloiocladia fryeana (Setchell) N.Sánchez & Rodríguez-Prieto73 mm tall, 10 mm wide, 1-3 layers, 80-150 × irregularly dichotomously 70-110 μm in cross branching section3-4 layers, 10 μm in diameter eachFilloramo & Saunders (2018)G. furcata (C.Agardh) J.Agardh85 mm tall, 50 mm 1-3 layers, 40-720 × wide, rounded sub- 20-268 μm in cross dichotomous branches section3-5 layers, 10 μm in diameter eachSánchez & Rodríguez-Prieto (2005)G. iyoensis (Okamura) R.E.Norris20 mm tall, 4 mm wide, 4-6 layers, 60-100 × flattened lobes, irregular 40-50 μm in cross pinnation section3-5 layers, 4 µm in diameter This study (Fig. 4), Abbott each (1999)G. japonica (Okamura) Yoshida60 mm tall, 10 mm wide, N/A lobed or laciniate thallus, dichotomous pinnate, irregular branchingN/AYoshida (1997)G. laciniata (J.Agardh) N.Sánchez & Rodríguez-Prieto180 mm tall, 10 mm wide, 2-3 layers, 80-200 × irregularly dichotomously 90-124 μm in cross branching section3-4 layers, 3 μm in diameter Filloramo & Saunders (2018) eachG. laukuamoo K.R.Allsopp, 60 mm tall, 1 mm wide, 6-8 layers, each 40-70 F.P.Cabrera & irregular dichotomous × 30-50 μm in cross A.R.Sherwood, sp. nov. branching, with opposite section or alternating distichous branchlets1-3 layers, 5 µm in diameter This study (Fig. 3) eachG. media (Kylin) Filloramo & 30 mm tall, 5 mm wide 2-3 layers, 130-270 × G.W.Saunders irregularly dichotomously 80-130 μm in cross branching section3-4 layers, 5 μm in diameter Filloramo & Saunders (2018) eachG. microspora (Rodríguez &120 mm tall, compressed 4-5 layers, 30-416 × Femenías) Berecibar, irregularly dichotomously 13-300 μm in cross M.J.Wynne, I.Bárbara & branching section R.Santos3-6 layers, 8 μm in diameter Sánchez et al. (2010) eachG. pelicana Gavio & Fredericq140 mm tall, 1 cm wide, 1 layer, 135-220 × 200- irregular to dichotomous 245 μm in cross section branching lobes3-4 layers, 10 μm in diameter eachGavio & Fredericq (2005)G. repens (C.Agardh) N.Sánchez & Rodríguez-Prieto250 mm tall, 6 mm wide, 5-7 layers, 20-500 × irregularly dichotomously 14-192 μm in cross branching section5-7 layers, 5 μm in diameter Rodríguez-Prieto et al. each (2007)G. rubrispora (Searles) R.E. 25 mm tall, 1 mm wide. N/A Norris Radial branching thalli and branchlets.4 layers, 2-5 µm in diameter Searles (1984) eachG. tenuissima Gavio & Fredericq40 mm tall, 0.5 mm wide, 4-5 layers, 10-30 μm 3-4 layers, 3-6 × 8-13 μm slender terete branches, diameter in cross section each irregularGavio & Fredericq (2005)G. vigeaultii Filloramo & G.W.Saunders75 mm tall, 18 mm wide, 2-3 layers, 130-300 × irregularly dichotomously 70-200 μm in cross branching section6-8 layers, 1-8 μm in diameter each, gradually decreasing in sizeFilloramo & Saunders (2018)