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

Glomus clavisporum (Trappe) R.T. Almeida & N.C. Schenck

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Scientific name
Glomus clavisporum
(Trappe) R.T. Almeida & N.C. Schenck
Common names
IUCN Specialist Group
Assessment status
Proposed by
Lilian Araujo Rodrigues
Comments etc.
Lilian Araujo Rodrigues

Assessment Notes

Taxonomic notes

Sclerocystis clavispora previously assigned as Glomus clavisporum is recognized by sporocarps globose to subglobose, brownish black to black, minutely verrucose from exposed tips of spores formed radially in a single, tightly packed layer around a central plexus of hyphae; base indented; peridium lacking (Trappe, 1977).

Why suggested for a Global Red List Assessment?

We suggest this species to be categorized as Least Concern (LC).

Geographic range

This species is known in four countries. However, it can possibly be found in other countries.

Population and Trends

There are two records only Brazil according to GBIF. However, it can be found in other countries too.

Population Trend: Uncertain

Habitat and Ecology

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

Subtropical/Tropical Dry ForestSubtropical/Tropical Moist Lowland Forest


In Brazil, this species can be found in Tropical rainforest and Tropical Dry Forest. These forests currently have higher rates of deforestation, especially the Atlantic Forest, which is considered a hotspot.

Housing & urban areasCommercial & industrial areasShifting agriculture

Conservation Actions

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

Site/area protectionResource & habitat protectionAwareness & communications

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




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.
Wang, F. Y., Shi, Z. Y. 2008. Biodiversity of arbuscular mycorrhizal fungi in China: a review. Advances in Environmental Biology, 2(1), 31-39.
Winagraski, E., Kaschuk, G., Monteiro, P. H. R., Auer, C. G., & Higa, A. R. (2019). Diversity of arbuscular mycorrhizal fungi in forest ecosystems of Brazil: a review. Cerne, 25(1), 25-35.

Known distribution - countries

Regional Population and Trends

Country Trend Redlisted