Ceramiales Wrangeliaceae

Anotrichium tenue (C. Agardh) Nägeli

Distribution

Adri: N 20° 57.58,; E 70° 16.76, Dwarka: N 22° 14.61,; E 68° 57.28, Okha: N 22° 26.38,; E 69° 03.30, Porbandar: N 21° 38.24,; E 69° 35.81, Veraval: N 20° 54.87,; E 70° 20.83,

Anotrichium tenue (C. Agardh) Nägeli

Thallus form and type

Substratum

Occurrence

Season

Abundance

Description

Remiform and bushy

Intertidal rocks, rock pools

Mid littoral zone, epiphytic on larger algae

November - April

Scanty

Plants light red in colour, 2 - 5 cm tall or more, erect; filaments sparsely branched with long and short branches, branching divaricate or branches arising at right angles to the axes; apices of the branches crowned with a whorl of forking branchlets, cells somewhat cylindrical, constricted at the joints (Figs. a - c).

Griffithsia corallinoides (Linnaeus) Trevisan

Thallus form and type

Substratum

Occurrence

Season

Abundance

Description

Bushy and beaded Intertidal rocks

Infra littoral fringe, rock pools

November-April

Scanty

Plants shiny red to pinkish red in colour, 6 - 12 cm tall, erect, bushy with dichot-omous and fastigiate branching; upper cells moniliform, oblong, 2 - 5 times as long as broad; cells in the lower parts of the frond sub-cylindrical, constricted at the junction between superposed cells, 3 - 4 times longer than broad (Figs. a, b); tetrasporangia in whorls of fascicled clusters.

Ceramiales, Wrangeliaceae

Distribution

Okha: N 22° 28.48'; E 69° 04.56' Porbandar: N 21° 37.92'; E 69° 36.48' Shivrajpur: N 22° 19.87'; E 68° 56.95'

Griffithsia opuntioides J. Agardh

Distribution

Okha: N 22° 28.48'; E 69° 04.56' Porbandar: N 21° 37.92'; E 69° 36.48' Shivrajpur: N 22° 19.87'; E 68° 56.95'

Griffithsia opuntioides J. Agardh

Thallus form and type Substratum Occurrence Season Abundance Description

Creeping and beaded Intertidal rocks

Lower mid littoral zone and infra littoral fringe

November-April

Scanty

Plants light red to brownish red in colour, 2 - 5 cm tall, mucilaginous in texture, regularly dichotomous, growing in patches, fastigiate, flabellate with claviform cells (Figs. a, b); tetrasporangia in verticilate, vesicles surrounded by a ring of involucral cells (Fig. c).

Was this article helpful?

0 0

Post a comment