Azolla rubra

Short description: Species of fern

Azolla rubra

Scientific classification
Kingdom:  | Plantae
Clade:  | Tracheophytes
Division:  | Polypodiophyta
Class:  | Polypodiopsida
Order:  | Salviniales
Family:  | Salviniaceae
Genus:  | Azolla
Species:  |

A. rubra

Binomial name
Azolla rubra

R.Br.

Azolla rubra, known commonly as red azolla and Pacific azolla, is a species of aquatic fern native to Australia and New Zealand.[1] In New Zealand, it is also known by its Māori names returetu, roturotu, kārearea and kārerarera.[citation needed]

## Distribution

Azolla rubra is found in Australia and New Zealand. Its range is thought to extend to Papua New Guinea, Indonesia and Japan .[2][3]

In New Zealand, it is found on the North and South Islands, and on Raoul Island in the Kermadecs.[4]

## Habitat

Forms extensive red mats on slow moving bodies of water such as streams, lakes, ponds and swamps. May also occur on man-made water bodies such as farm ponds, drains, ditches, dams and cattle troughs.[2]

## References

1. ↑ "Help with floating fern". 2012-11-29. https://blog.tepapa.govt.nz/2012/11/29/help-with-floating-fern/.
2. ↑ 2.0 2.1 "Flora of New Zealand | Taxon Profile | Azolla rubra". http://www.nzflora.info/factsheet/taxon/Azolla-rubra.html.
3. ↑ Reid, Jill D.; Plunkett, Gregory M.; Peters, Gerald A. (May 2006). "Phylogenetic Relationships in the Heterosporous Fern Genus Azolla (Azollaceae) Based on DNA Sequence Data from Three Noncoding Regions". International Journal of Plant Sciences 167 (3): 529–538. doi:10.1086/501071. ISSN 1058-5893.
4. ↑ "Azolla rubra | New Zealand Plant Conservation Network". http://www.nzpcn.org.nz/flora_details.aspx?ID=2065.

Wikidata ☰ Q38243070 entry

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