Biology:Arachnitis

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Short description: Genus of flowering plants

Arachnitis
Arachnitis uniflora Phil. (2076079153).jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Liliales
Family: Corsiaceae
Genus: Arachnitis
Phil.
Species:
A. uniflora
Binomial name
Arachnitis uniflora
Phil.
Synonyms[1]
  • Arachnitis Kuntze
  • Arachnitis quetrihuensis Dimitri

Arachnitis uniflora, the sole species in the genus Arachnitis, is a non-photosynthetic plant species in the family Corsiaceae.[2] This species is mycoheterotrophic, and it obtains carbon from mycorrhizal fungi of the family Glomeraceae which are associated to its roots.[3][2]

A. uniflora is native to southern South America (Bolivia, Chile , Argentina ) and the Falkland Islands.[1]

Description

Although the fungi present in the roots of this species are in some ways the same kind of arbuscular mycorrhizae which are found in the roots of many plants, the details of their association with the plant roots differ in key ways (such as the absence of arbuscules).[2]

References

  1. 1.0 1.1 Kew World Checklist of Selected Plant Families
  2. 2.0 2.1 2.2 Laura S. Domínguez; Lewis Melville; Alicia Sérsic; Antonella Faccio; R. Larry Peterson (2009), "The mycoheterotroph Arachnitis uniflora has a unique association with arbuscular mycorrhizal fungi", Botany 87 (12): 1198–1208, doi:10.1139/B09-081 
  3. Renny, Mauricio; Acosta, M. Cristina; Cofré, Noelia; Domínguez, Laura S.; Bidartondo, Martin I.; Sérsic, Alicia N. (2017-04-07). "Genetic diversity patterns of arbuscular mycorrhizal fungi associated with the mycoheterotroph Arachnitis uniflora Phil. (Corsiaceae)". Annals of Botany 119 (8): 1279–1294. doi:10.1093/aob/mcx023. ISSN 0305-7364. PMID 28398457. PMC 5604589. https://doi.org/10.1093/aob/mcx023. 

Bibliography

* Ibisch, Pierre L.; Neinhuis, Christoph; Rojas, N Patricia (29 November 1996). "On the Biology, Biogeography, and Taxonomy of Arachnitis Phil. nom. cons. (Corsiaceae) in Respect to a New Record from Bolivia". Willdenowia 26 (1/2): 321–332. doi:10.3372/wi.26.2616. 

Wikidata ☰ Q311963 entry