Chylocladia verticillata

Chylocladia verticillata is a medium-sized red marine alga.

Chylocladia verticillata
Scientific classification Edit this classification
(unranked): Archaeplastida
Division: Rhodophyta
Class: Florideophyceae
Order: Rhodymeniales
Family: Champiaceae
Genus: Chylocladia
Species:
C. verticillata
Binomial name
Chylocladia verticillata
(Lightfoot) Bliding

Description

Chylocladia verticillata is a marine alga which grows erect to a length of 30 cm from a disk-shaped holdfast. It branches in a whorled manner the thallus is hollow and shows constrictions at intervals, it is mucilaginous, gelatinous, and up to 5 mm broad. In colour it is pinkish or purple. The structure is multiaxial.[1][2]

Habitat

Epilithic or epiphytic in the lower littoral in rock pools and in the sublittoral.[1] Commonly found in the Laminarian zone.[3]

Reproduction

This alga is dioecious, cystocarps occur between April and October and tetraspores between May and September.[1]The male structures are arranged around the constrictions. The sporangia are visible in the tissue of the younger branches.[4]

Distribution

Found around the shares of the British Isles but more rarely on the eastern shores. Also recorded from Norway to Morocco into the Mediterranean including the Canary Isles,[1] also from the Channel Islands.[4]

Similar species

Champia parvula is not common but small specimens of Chylocladia verticillata may appear similar.[4]

References
  1. Irvine, L.M.1983. Seaweeds of the British Isles Volume 1 Rhodophyta Part 2A Cryptonemiales (sensu stricto), Palmariales, Rhodomeniales. British Museum (Natural History) ISBN 0565008714
  2. Newton, L. 1931. A handbook of the British Seaweeds. British Museum London.
  3. Lewis, J.R. 1964. The Ecology of Rocky Shores. The English Universities Press Ltd.
  4. Bunker,F.StP.D., Maggs, C.A., Bunker, A.R. 2017. Seaweeds of Britain and Ireland, Second Edition, Wild Nature Press Plymouth. UK. ISBN 978-0-99556733-7


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