• Proposed
  • 2Under Assessment
  • 3Preliminary Assessed
  • 4Assessed
  • 5Published

Glomus magnicaule I.R. Hall

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Scientific name
Glomus magnicaule
I.R. Hall
Common names
IUCN Specialist Group
Assessment status
Proposed by
Lilian Araujo Rodrigues
Comments etc.
Lilian Araujo Rodrigues

Assessment Notes

Taxonomic notes

Glomus magnicaule differs from G. macrocarpum in having very wide subtending hyphae with pores occluded both by lateral wall thickening and a plug, and by having a thin inner wall (Hall, 1977).

Why suggested for a Global Red List Assessment?

In Brazil, this species can be found in Tropical rainforest. However, these forests currently have higher rates of deforestation, especially the Atlantic Forest, which is considered a hotspot. There is few information about this taxon yet, then we suggest this species to be categorized as Near Threatened (NT).

Geographic range

This species is known in 8 countries.

Population and Trends

There are about 6 records in 2 countries (GBIF), however, it can be found in other countries (6).

Population Trend: Uncertain

Habitat and Ecology

In Brazil, the species is found in the Amazon, Cerrado and Atlantic Forest.

Subtropical/Tropical Moist Lowland Forest


In Brazil, this species can be found in Tropical rainforest, considered hotspot and forests have higher rates of deforestation.

Housing & urban areasCommercial & industrial areasTourism & recreation areasShifting agriculture

Conservation Actions

Most records are in area with native vegetation of Brazil. The isolation of this fungus in controlled condition represents an advance for the conservation of this species.

Site/area protectionResource & habitat protection

Research needed

Other areas should be studied in order to assess the distribution of this species.

TaxonomyPopulation size, distribution & trendsLife history & ecology

Use and Trade




Wang, F. Y., & Shi, Z. Y. 2008. Biodiversity of arbuscular mycorrhizal fungi in China: a review. Advances in Environmental Biology, 2(1), 31-39.
Cofré, M. N., Soteras, F., del Rosario Iglesias, M., Velázquez, S., Abarca, C., Risio, L., ... & Lugo, M. A. 2019. Biodiversity of Arbuscular Mycorrhizal Fungi in South America: A Review. In Mycorrhizal Fungi in South America (pp. 49-72). Springer, Cham.

Known distribution - countries

Regional Population and Trends

Country Trend Redlisted