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s A Field Guide to the British Seaweeds - NMBAQC

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Sphacelaria sp.<br />

Plant small, usually less than 2-3cm long, tufted and stiff<br />

retaining its shaped even in water. Consisting of numerous<br />

multiseriate filaments which may be 2 <strong>to</strong> many cells wide,<br />

branching numerous and is generally irregular except in<br />

ultimate branches where it may become pinnate and opposite<br />

or alternate. Characterised by a prominent large and slightly<br />

bulbous apical cell and <strong>the</strong> presence of propagules which<br />

detach from filaments during reproduction. Found growing<br />

within mixed turfs in overhangs and epiphytically on Corallina.<br />

Prominent rounded<br />

apical cells<br />

Reproductive<br />

structures exist<br />

as propagules<br />

Densely tufted<br />

and stiff<br />

Branching pinnate and alternate<br />

or opposite

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