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

Rhizochaete sulphurosa (Bres.) Chikowski, K.H. Larss. & Gibertoni

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Scientific name
Rhizochaete sulphurosa
Author
(Bres.) Chikowski, K.H. Larss. & Gibertoni
Common names
 
IUCN Specialist Group
Mushroom, Bracket and Puffball
Kingdom
Fungi
Phylum
Basidiomycota
Class
Agaricomycetes
Order
Polyporales
Family
Phanerochaetaceae
Assessment status
Proposed
Proposed by
Renato Lúcio Alvarenga
Comments etc.
Renato Lúcio Alvarenga, Tatiana Gibertoni

Assessment Notes

Taxonomic notes

Rhizochaete sulphurosa is characterised by the resupinate basidiomata, membranous, easily detachable from the substrate; hymenophore smooth, lemon yellow, becoming light purple in 3% KOH; hyphal system monomitic, with few clamp, hyphae of rhizomorphic margin hyaline, smooth, 3.0–4.5 µm, thick-walled, without clamp; cystidia present, cylindrical to fusiform, thin-walled, 30–45 × 4–5.5 µm, usually first finely encrusted,  becoming obscured by crystal masses; basidia narrowly clavate, 22–25 × 4.5–5.5 µm, 4-sterigmate; basidiospores ellipsoid to cylindrical, 4.5–5.5 × 2–3 µm, thin-walled, hyaline, smooth, with guttula (Chikowski et al. 2016).


Why suggested for a Global Red List Assessment?


Geographic range

The species in known in 2 countries and all but one record are in Brazil.


Population and Trends

There are about 30 records of this species in GBIF, most of them in Brazil.

Population Trend:


Habitat and Ecology

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

Subtropical/Tropical Moist Lowland Forest

Threats

In Brazil, this species is mostly distributed in the Northeast of Atlantic Forest, collected only once in Cerrado and Amazon. Amazon has currently the highest rates of deforestation in the last decades and the Atlantic Forest and Cerrado are hotspots.

Housing & urban areasAgro-industry farmingHabitat shifting & alteration

Conservation Actions

Most records in Brazil are in protected areas,.

Site/area protectionResource & habitat protectionSite/area management

Research needed

The species, even occurring in several biomes, has a fragmented distribution. Studies about its population distribution are needed.

TaxonomyPopulation size, distribution & trendsPopulation trends

Use and Trade

None

Unknown

Bibliography


Known distribution - countries

Regional Population and Trends

Country Trend Redlisted