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Distribution

Okha: N22° 28.55'; E 69° 04.33' Sikka: N22° 26.23'; E 69° 49.70' Samiani Island: N 22° 29.30'; E 69° 05.20'

Monostroma latissimum Wittrock

Distribution

Okha: N22° 28.55'; E 69° 04.33' Sikka: N22° 26.23'; E 69° 49.70' Samiani Island: N 22° 29.30'; E 69° 05.20'

Monostroma latissimum Wittrock

Thallus form and type Substratum Occurrence Season Abundance Description

Small leafy fronds Rocks, gravels, pebbles, dead shells Supra littoral and upper mid littoral zone January-May and August-November Scanty

Plants usually grow as patchy tufts in upper mid littoral zone which submerges during high tide. Plants attached to rocks or barnacles as dense tufts (Fig. a), yellow green or bright green in colour, 2 - 3 cm tall, membranous with crisped margins (Fig. b); fronds monostromatic, 25 |om thick (Fig. c); cells usually oval, 12.5 |om broad, with laminate chloroplasts. The cells in surface view of the thallus are tetra or polygonal or oval in shape and embedded loosely in groups consisting of 2 - 4 cells each.

Monostroma species are used for human consumption (as delicacy in soybean milk soups) in China, Japan and other countries. Annual production of Monostroma is about 1,250 t (dry wt) in Japan

B. Jha et al., Developments in Applied Phycology,

DOI 10.1007/978-90-481-2488-6_1, © Springer Science + Business Media B.V. 2009

Ulvales, Ulvaceae a

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