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

Malmidea fuscella (Müll. Arg.) Kalb & Lücking

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Scientific name
Malmidea fuscella
(Müll. Arg.) Kalb & Lücking
Common names
IUCN Specialist Group
Assessment status
Proposed by
Isaias de Oliveira Junior
Comments etc.
Isaias de Oliveira Junior, Diego Simijaca

Assessment Notes

Taxonomic notes

This species is known by its Smooth to rugose thallus, disc brown apothecia, apothecial margin pale to dark brown or blackish, ascospores 12–20 x 6–10 mm (Caceres, 2007, Breuss & Lucking, 2015).

Lecidea fuscella Müll. Arg., Flora, Regensburg 64: 519 (1881)
Malcolmiella fuscella (Müll. Arg.) M. Cáceres & Lücking, in Cáceres, Libri Botanici 22: 105 (2007)

Why suggested for a Global Red List Assessment?

Due to all the previous information this species might be considered as Data Deficient (DD) until a better understanding.

Geographic range

This is species is known in only in Brazil according to GBIF database, with 23 records located in South, Southeast, Midwest, North and Northeast of Brazil. However, there are registers to Brazil and other countries to the synonyms of this species.

Population and Trends

According to GBIF database, this is species occurs only in Brazil.

Population Trend:

Habitat and Ecology

This species occurs in Tropical areas. In Brazil, this species can be found at the Atlantic Rainforest in Northeast, Midwest, South, and Southeast of Brazil, and at the Amazon Rainforest in North of Brazil.

Subtropical/Tropical Moist Lowland ForestSubtropical/Tropical Moist Montane Forest


In Brazil, this species commonly founded in Atlantic and Amazon Rainforest that are biomes that still suffer anthropic actions in special wildfire, natural and criminal caused, and area suppression.

Tourism & recreation areasSmall-holder farmingAgro-industry farmingSmall-holder plantationsAgro-industry plantationsRoads & railroadsUnintentional effects (species being assessed is not the target)Habitat shifting & alteration

Conservation Actions

In Brazil, the records are related to preserved areas, but unfortunately, those spaces still being affected by negatives influences. So, formal education to the population that lives near those areas and the park managers can start to change the situation.

Resource & habitat protectionHabitat & natural process restorationFormal education

Research needed

Actions that are orientated to taxonomy and exploration to new sites need to be stimulated until a better understanding of this species status.

TaxonomyPopulation size, distribution & trends

Use and Trade



Country occurrence

Regional Population and Trends

Country Trend Redlisted