Avrainvillea

Avrainvillea is a genus of green algae in the family Dichotomosiphonaceae.

Description
Avrainvillea is a green siphonous marine macroalgal species. 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 activity. In addition, the chloroform fraction of a methanol extract of Avrainvillea erecta exhibited hydrogen peroxide scavenging activity as strong as that shown by gallic acid.

Eight new species are listed and described.