Polysiphonia ceramiaeformis

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Polysiphonia ceramiaeformis
Samples of Polysiphonia ceramiaeformis algae
Scientific classification Edit this classification
Clade: Archaeplastida
Division: Rhodophyta
Class: Florideophyceae
Order: Ceramiales
Family: Rhodomelaceae
Genus: Polysiphonia
Species:
P. ceramiaeformis
Binomial name
Polysiphonia ceramiaeformis
P.Crouan & H.Crouan

Polysiphonia ceramiaeformis, also called banded siphon weed,[1] is a small red algae (Rhodophyta), in the genus Polysiphonia. Individuals are irregularly branched with the branches extending up to 5.5 centimetres (2.2 in) from a central node and ending in dense tufts of fibres.[2]

This small red algae lacks a clearly to be seen main axis. Each branch is formed of axial cells with 10 - 12 periaxial cells of equal length, with forcipate incurved tips.[3] It is densely branched and attached by tangled prostrate axes. All axes are ecorticate. The rhizoids are numerous[2]

Reproduction

The plants are dioecious. The alga bears spermatangial branches on a cylindrical axis. Cystocarps are oval with a narrow ostiole. The tetraspores cells divide to forms cells in fours, these occur in a spiral series.[2]

Habitat

Distribution

References

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