| Division | Rhodophyta |
| Class | Florideophyceae |
| Order | Gigartinales |
| Family | Cystocloniaceae |
| Basionym | Fucus valentiae Tuner |
Thallus erect arising from common base; alternately branched, branches caespitose, densely covered with spinous ramuli throughout the length, less densely towards the apex. Spines given out all round and held horizontally in the lower parts of branches and patent towards the tip, mostly simple and tapering from the base to the acuminate tip, alternately stellately forked from 2 to 7 parts and appearing a vivid red.
Ecology
Lithophytic
Distribution in India
Kottai pattinam Arasaneri pattinam Karankadu Amma pattinam Munaikadu, Pamban light house, Nalupanai Villoondi theertham, Ariyankundu, Thonithurai, Velankanni nagar Seeniappa dharga Nochiurani, Pudumadm, Thalathoppu, Valinokkam, Panjal, Manapad, Leepuram, Chinnamuttam, Kanyakumari, Kovalam and all 20 islands of Gulf of Mannar