Spirodela oligorrhiza

Spirodela oligorrhiza

Taxonavigation

Taxonavigation: Alismatales
Classification System: APG IV Superregnum: Eukaryota Regnum: Plantae Cladus: Angiosperms Cladus: Monocots Ordo: Alismatales

Familia: Araceae
Subfamilia: Lemnoideae
Genus: Spirodela
Species: Spirodela oligorrhiza

Name

Spirodela oligorrhiza (Kurz) Hegelm., Lemnac.: 147. 1868.

Synonyms

Basionym
- Lemna oligorrhiza Kurz, J. Linn. Soc., Bot. 9: 267. 1866.

Heterotypic
- Lemna melanorrhiza F.Muell. ex Kurz, J. Bot. 5: 115. 1867.
  - Spirodela oligorrhiza var. melanorrhiza (F.Muell. ex Kurz) Hegelm., Lemnac.: 148. 1868.
  - Spirodela melanorrhiza (F.Muell. ex Kurz) Hegelm., Bot. Jahrb. Syst. 21: 287. 1895.
- Lemna pleiorrhiza F.Muell. ex Kurz, J. Bot. 5: 115. 1867.
  - Spirodela oligorrhiza var. pleiorrhiza (F.Muell. ex Kurz) Hegelm., Lemnac.: 149. 1868.
  - Spirodela pleiorrhiza (F.Muell. ex Kurz) Hegelm., Bot. Jahrb. Syst. 21: 288. 1895.
- Lemna javanica F.A.Bauer ex Hegelm., Lemnac.: 150. 1868.
  - Spirodela oligorrhiza var. javanica Hegelm., Lemnac.: 150. 1868.
  - Spirodela javanica (Hegelm.) Hegelm., Bot. Jahrb. Syst. 21: 288. 1895.
- Lemna pusilla Hegelm., Lemnac.: 147. 1868.
  - Spirodela oligorrhiza var. pusilla Hegelm., Lemnac.: 149. 1868.
  - Spirodela pusilla (Hegelm.) Hegelm., Bot. Jahrb. Syst. 21: 287. 1895.

Distribution

Native distribution areas:

Continental: Europe (all introduced)
- Regional: Middle Europe
  - Netherlands.
- Regional: Southwestern Europe
  - Portugal, Spain.
- Regional: Southeastern Europe
  - Italy.
Continental: Africa
- Regional: Northern Africa (introduced)
  - Egypt.
- Regional: Macaronesia (introduced)
  - Canary Islands.
- Regional: South Tropical Africa
  - Zimbabwe.
- Regional: Southern Africa
  - Cape Provinces, KwaZulu-Natal, Free State, Northern Provinces.
- Regional: Western Indian Ocean
  - Mauritius, Madagascar.
Continental: Asia-Temperate
- Regional: Western Asia (all introduced)
  - Palestine, Turkey.
- Regional: China
  - China South-Central, China Southeast, Tibet.
- Regional: Eastern Asia
  - Japan, Taiwan.
Continental: Asia-Tropical
- Regional: Indian Subcontinent
  - Bangladesh, India, Maldives.
- Regional: Indo-China
  - Thailand, Vietnam.
- Regional: Malesia
  - Jawa, Malaya, Philippines, Sumatera.
Continental: Australasia
- Regional: Australia
  - Norfolk Islands, New South Wales, Northern Territory, Queensland, South Australia, Tasmania, Victoria, Western Australia.
- Regional: New Zealand
  - Chatham Islands, New Zealand North, New Zealand South.
Continental: Pacific
- Regional: Southwestern Pacific
  - Fiji, New Caledonia, Vanuatu.
Continental: Northern America (all introduced)
- Regional: Northwestern U.S.A.
  - Oregon.
- Regional: North-Central U.S.A.
  - Illinois, Missouri, Oklahoma.
- Regional: Northeastern U.S.A.
  - Massachusetts, Pennsylvania.
- Regional: Southwestern U.S.A.
  - Arizona, California.
- Regional: South-Central U.S.A.
  - Texas.
- Regional: Southeastern U.S.A.
  - Alabama, Arkansas, Delaware, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia.
Continental: Southern America (all introduced)
- Regional: Central America
  - Costa Rica.
- Regional: Caribbean
  - Puerto Rico, Windward Islands.
- Regional: Northern South America
  - Guyana, Venezuela.
- Regional: Western South America
  - Colombia.
- Regional: Brazil
  - Brazil Southeast.

References: Brummitt, R.K. 2001. TDGW – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

References

Hegelmaier, C.F. 1868. Die Lemnaceen. Eine monographische Untersuchung. 169 pp + 16 tab., Wilhelm Engelmann, Leipzig. BHL Reference page.

Links

Govaerts, R. et al. 2018. Spirodela oligorrhiza in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2018 Nov. 11.

International Plant Names Index. 2018. Spirodela oligorrhiza. Published online. Accessed Nov. 11 2018.

Govaerts, R. et al. 2019. Spirodela oligorrhiza in Kew Science Plants of the World online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2019 Dec 1.

Tropicos.org 2018. Spirodela oligorrhiza . Missouri Botanical Garden. Published on the internet. Accessed: 2018 Nov. 11.

Vernacular names

English: Lesser Greater Duckweed

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