taxonID	type	description	language	source
F04E87ADFFB51217FF09FBBCFC362529.taxon	materials_examined	TYPE LOCALITY. — Indonesia. Sunda Strait (Silva et al. 1996). SPECIMENS EXAMINED. — Philippines. Ilocos Sur, San Esteban, Apatot, 26. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29154]); La Union, Balaoan, Almeida, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29195]); La Union, Balaoan, Paraoir, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29204]).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFB51217FF09FBBCFC362529.taxon	distribution	DISTRIBUTION IN NORTHWESTERN LUZON. — Ilocos Sur, La Union, and Pangasinan (Fig. 1).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFB51217FF09FBBCFC362529.taxon	description	DESCRIPTION Thallus golden brown when fresh (Fig. 3 A), drying dark brown, to 42 cm long, attached to the substrate by a conical to discoid holdfast (Fig. 3 B, C). Main axes smooth, slightly compressed, short, to 3 mm long, giving rise to several compressed secondary axes, 2.5 mm wide (Fig. 3 C). Blades linear-lanceolate to linear-oblanceolate, narrowed towards blunt or acute apices, mostly less than 36 mm long, 8 mm wide; margins serrate-dentate; stalk short, base asymmetrical; midrib apparent, slightly elevated, fading near the tips; cryptostomata prominent, elevated, scattered but tending to be arranged in rows in narrow blades (Fig. 3 B, D). Vesicles large, ovoid to obovoid, 5 mm wide, 7 mm long; tips rounded to pointed, some mucronate; stalks compressed, winged to foliaceous, often as long as vesicles (Fig. 3 D). Young receptacles densely clustered, short, compressed to slightly flattened (some somewhat triquetrate, others twisted), often with sharp teeth.	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFB51217FC66FEFFFA4123F3.taxon	materials_examined	TYPE LOCALITY. — Indonesia. Sunda Strait (Silva et al. 1996: 676). SPECIMENS EXAMINED. — Philippines. Pangasinan, Bolinao, Malilnep, 9. III. 2019, leg. A. C. Calaguing (MSI [MSI 29137]); Ilocos Sur, San Esteban, Apatot, 26. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29151, MSI 29152, MSI 29156, MSI 29160]); Ilocos Sur, Santiago, Ambucao, 26. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29174, MSI 29176, MSI 29186, MSI 29187, MSI 29189]); La Union, Balaoan, Almeida, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29196]); La Union, Balaoan, Paraoir, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29199, MSI 29200, MSI 29201]); La Union, San Fernando, Lingsat-MPA, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29206]).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFB51217FC66FEFFFA4123F3.taxon	distribution	DISTRIBUTION IN NORTHWESTERN LUZON. — Ilocos Sur, La Union, and Pangasinan (Fig. 1).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFB51217FC66FEFFFA4123F3.taxon	description	DESCRIPTION Thallus golden to dark brown in color, to 45 cm long, holdfast conical to discoid (Fig. 4). Main axes terete to slightly compressed, to 3 mm in diameter, warty, usually covered with epiphytes; secondary axes also terete or slightly compressed, smooth, slightly thinner than main axes (Fig. 4 C). Blades vertically attached, to 4 cm long, somewhat leathery or crisp when dried (Fig. 4 D); blade shape highly variable but mostly lanceolate to oblanceolate in vegetative branches (Fig. 4 C, D, G), those in reproductive branches oblanceolate to obovate; apex often attenuate or acute, sometimes round or obtuse (Fig. 4 E-G); base usually asymmetrically cuneate; margin serrate to biserrate, sometimes erose or repand; some blades in terminal portion of the axes with duplicated apices perpendicular to the surface, some appearing turbinarioid (Fig. 4 C’; Fig. 4 G: arrowhead); midrib thin, apparent from to 2 / 3 of the blade length, sometimes percurrent; cryptostomata embedded and randomly scattered on the surface of the blade; petiole short to 3 mm long, flattened or cylindrical, with occasional spine-like protrusions. Vesicles smooth, globose, to 5.4 mm in diameter, sometimes ribbed to mucronated or phyllocystic with few cryptostomata; stalks short, to 3 mm long (Fig. 4 D, F). Dioecious, receptacles closely associated with blades and vesicles, arranged racemosely (Fig. 4 E, F); female receptacles compressed to flattened with dentate margin (Fig. 4 E), male receptacles cylindrical and lumpy (Fig. 4 F).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFBB1219FEFEFF7FFECA2294.taxon	materials_examined	TYPE LOCALITY. — Indonesia. Sunda Strait (Silva et al. 1996: 694). SPECIMENS EXAMINED. — Philippines. Pangasinan, Bolinao, Dos Hermanos, 9. III. 2019, leg. A. C. Calaguing (MSI [MSI 29138, MSI 29139]); Pangasinan, Bolinao, Malilnep, 9. III. 2019, leg. A. C. Calaguing (MSI [MSI 29140]); Ilocos Norte, Burgos, Bayog, 25. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29141, MSI 29142, MSI 29143, MSI 29144, MSI 29148]); La Union, Balaoan, Almeida, 27. IX. 2018, leg. W. J. E. Santiañez (MSI [MSI 29197]).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFBB1219FEFEFF7FFECA2294.taxon	distribution	DISTRIBUTION IN NORTHWESTERN LUZON. — Ilocos Norte, Ilocos Sur, La Union, Pangasinan (Fig. 1).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
F04E87ADFFBB1219FEFEFF7FFECA2294.taxon	description	DESCRIPTION Thallus golden (when fresh) to dark brown (when dried) in color, to 57 cm long, holdfast discoid. Main axis terete, warty, short, usually to 5 mm long (rarely to 18 mm long), bearing several secondary axes, some of which are modified into stoloniferous holdfast (Fig. 5 A-C). Secondary axes with numerous short protuberances, these either densely aggregated or sparsely distributed throughout the surface (Fig. 5 A, D); secondary axes of some specimens smooth (Fig. 5 E). Blades on vegetative branches large, to 60 mm long, 13 mm wide, oblong to oblanceolate, base asymmetrical, margin serrate-dentate, apices acute to rounded, cryptostomata elevated and scattered, midrib distinct, disappearing before the tip; those in fertile branches considerably smaller, less than 15 mm long, 6 mm wide, obovate, some oblong to somewhat oblanceolate, base asymmetrical, margin serrate dentate, midrib usually not apparent, but only occur in the basal 1 / 3 of the blades when present, apices rounded to obtuse. Vesicles small, generally less than 2 mm long and 1.5 mm wide, numerous, spherical to ovoid, often with a short and thin or foliaceous mucro, subtended by short (sometimes as long as vesicles) and thin stalks (Fig. 5 D, E). Plant dioecious (Fig. 5 F, G), receptacles closely associated with vesicles and / or blades (zygocarpic), racemosely arranged; female receptacles toothed, compressed (rarely triquetrous) to flattened towards the tip, sometimes somewhat twisted, generally less than 2.5 mm long, 1 mm at the widest (Fig. 5 F); male receptacles smooth, filiform, to 5 mm long, cylindrical in cross-section, to 0.5 mm in diameter (Fig. 5 G).	en	Santiañez, Wilfred John E., Lastimoso, John Michael L., Hoshino, Masakazu, Villafuerte, Brix Nester Q., Kogame, Kazuhiro, Gavino C. Trono, Jr (2023): Molecular-assisted taxonomic study on the Sargassum C. Agardh (Fucales, Phaeophyceae) in northwestern Luzon, Philippines. Cryptogamie, Algologie 20 (7): 127-142, DOI: 10.5252/cryptogamie-algologie2023v44a7, URL: https://sciencepress.mnhn.fr/sites/default/files/articles/pdf/algologie2023v44a7.pdf
