Jania squamata (Linnaeus) J.H.Kim, Guiry & H.-G.Choi
Other names: Also known as Haliptylon squamatum.
Description: Fronds characteristically pink with whitish
tips (above), calcified, articulated, regularly pinnate, to 200
mm long, axis compressed, repeatedly pinnate from and entangles
stoloniferous base, more abundantly and regularly branched
than C. officinalis. Articulations relatively large,
distinctly shield-shaped, often arrow-shaped.
Habitat: Mostly epiphytic on Cystoseira species
in lower-shore pools on moderately wave-exposed coasts.
Occasionally on rock. Rare.
Distribution: SW and W Ireland and Britain
south to Canary Islands and Sénégal.
Mediterranean.
Similar species:
Corallina officinalis
is commoner, is more chalky in colour, has less regular
branching, and generally has more rounded articulations.
Jania rubens which is
dichotomously branched.
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