''Ulva ohnoi'' is a species of light-green coloured
seaweed
Seaweed, or macroalgae, refers to thousands of species of macroscopic, multicellular, marine algae. The term includes some types of '' Rhodophyta'' (red), ''Phaeophyta'' (brown) and ''Chlorophyta'' (green) macroalgae. Seaweed species such as ...
in the family
Ulvaceae
Ulvaceae () is a widely distributed family of thin green algae having either a flat or a hollow tubular thallus, reproducing by the conjugation of planogametes or of zoospores, and being classed among the Ulotrichales or now more commonly placed ...
that is endemic to
Japan
Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...
.
Description
It is wide while its thallus is high and is expanded. Its tiny
serrations are and are thick in the upper and middle regions where they can be thick on the bottom.
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References
Further reading
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Ulvaceae
Plants described in 2004
Endemic flora of Japan
Flora of Asia
{{Ulvophyceae-stub