Fucales Sargassaceae

Distribution

Okha: N 22° 29.00'; E 69° 04.40' Porbandar: N 21° 38.24'; E 69° 35.81' Shivrajpur: N 22° 19.87'; E 68° 56.95'

Sargassum prismaticum Chauhan

Distribution

Okha: N 22° 29.00'; E 69° 04.40' Porbandar: N 21° 38.24'; E 69° 35.81' Shivrajpur: N 22° 19.87'; E 68° 56.95'

Sargassum prismaticum Chauhan

Thallus form and type Substratum Occurrence Season Abundance Description

Foliose and bushy Intertidal rocks

Infra littoral fringe and sub littoral zone, tide pools

November-April

Dense

Plants dark brown in colour, 28 - 45 cm tall, main axis and branches filiform, terete, smooth about 1 mm in diameter with spirally arranged leaves; stems at the basal parts winged, leaves linear lanceolate 5 cm long 5 - 7 mm broad with membranous with asymmetrical bases, serulate, sinuate margins, petiole short with sinuate wings, vesicles spherical, 3 - 5 mm diameter stalked, apiculate (Figs. a, b); receptacles simple, sparsely branched or 2 - 4 in a cluster with vesicles oblong, triquetrus, 5 - 11 mm, long 2 - 4 mm broad with three sinuate wings.

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