''Avrainvillea'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

green algae The green algae (: green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta and Charophyta/ Streptophyta. The land plants ...

in the family

Dichotomosiphonaceae Dichotomosiphonaceae are a family of green algae in the order Bryopsidales Bryopsidales is an order of green algae, in the class Ulvophyceae. It is a diverse group of mostly marine macroalgae. Characteristics The thallus is filamentous, high ...

Description

''Avrainvillea'' is a green siphonous marine macroalgal species.Lagourgue, L, Rousseau, F, Zubia, M. and Payri,E. 2023. Diversity of the genus Avrainvillea (Dichotomosiphonaceae, Chlorophyta): new insights and eight new species. ''European Journal of Phycology''.58: 399 - 426. In the tropical species the dichotomously and branched filaments are generally united.

Distribution

The genus has a worldwide tropical and tropical distribution.

Ecology

The species occur from the intertidal to 60m.

As sources of bioactive natural products

''Avrainvillea erecta'' was reported to have strong

hemagglutination Hemagglutination, or haemagglutination, is a specific form of agglutination that involves red blood cells (RBCs). It has two common uses in the laboratory: blood typing and the quantification of virus dilutions in a haemagglutination assay. Blo ...

activity. In addition, the chloroform fraction of a methanol extract of ''Avrainvillea erecta'' exhibited

hydrogen peroxide Hydrogen peroxide is a chemical compound with the formula . In its pure form, it is a very pale blue liquid that is slightly more viscosity, viscous than Properties of water, water. It is used as an oxidizer, bleaching agent, and antiseptic, usua ...

scavenging activity as strong as that shown by

gallic acid Gallic acid (also known as 3,4,5-trihydroxybenzoic acid) is a trihydroxybenzoic acid with the formula C6 H2( OH)3CO2H. It is classified as a phenolic acid. It is found in gallnuts, sumac, witch hazel, tea leaves, oak bark, and other plant ...

.Chai TT, Kwek MT, Mohd Ismail NI, Ooi JLS, Yang Amri A, Abd Manan F, Law YC, Wong FC.(2015
Antioxidant activities of methanol extract and solventfractions of marine macroalga, ''Avrainvillea erecta'' (Berkeley) A. Gepp and E.S. Gepp (Dichotomosiphonaceae)
Tropical Journal of Pharmaceutical Research 14 (3): 503-509. Eight new species are listed and described.

References

Bryopsidales Ulvophyceae genera {{Ulvophyceae-stub