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

Ganoderma zonatum Murrill

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Scientific name
Ganoderma zonatum
Common names
IUCN Specialist Group
Mushroom, Bracket and Puffball
Assessment status
Proposed by
Ailton Matheus
Comments etc.
Ailton Matheus, Tatiana Gibertoni

Assessment Notes

Taxonomic notes

Basidiome dimidiate, sessile, applanate to convex, 5–8 x 7–11 x 1±5–2 cm; pileus surface light brown to orange, sulcate, zonate, laccate, dull to semidull, brittle, very thin ; margin rounded, glabrous to velvety, becoming obtuse and concolorous or whitish ochraceous; context dark brown, soft, floccose, fibrous, concentrically zonate, up to 10 mm wide, unilayered, without melanoid deposits ; tubes dark brown, 6 mm long, unilayered; pore surface yellowish to dark ochraceous, (3) 4–5 pores mm, regular, polygonal, at first stuffed, borders entire, obtuse to acute ; margin covered to 5 mm with a yellowish or reddish lacquer. Cutis formed by laterally diverticulate club-shaped elements, 30–40 µm long, IK­. Basidiospores smooth, narrowly ellipsoid, (10) 11–14 x 5–7 (8) µm, under SEM they showed numerous thin and short pillars, more or less anastomosed. Chlamydospores absent (Gottlieb & Wright 1999).

Why suggested for a Global Red List Assessment?

Geographic range

Possibly a pantropical/subtropical species, reported in 22 countries. Most records are in the USA and Congo.

Population and Trends

The species has 176 occurrences distributed in 22 countries. The highest occurrences are in the USA and Congo.

Population Trend: Uncertain

Habitat and Ecology

The species is reported in three biomes: Amazonia, Cerrado and Atlantic Forest.

Subtropical/Tropical Dry ForestSubtropical/Tropical Moist Lowland Forest


The species is rare in Brazil, reported in Amazonia, currently being deforested at the highest rates in recent decades, and Cerrado and Atlantic Forest, both hotspots.

Housing & urban areasShifting agricultureAgro-industry farmingSmall-holder plantationsAgro-industry plantationsRoads & railroadsUnintentional effects (species being assessed is not the target)Unintentional effects: subsistence/small scale (species being assessed is not the target) [harvest]Unintentional effects: large scale (species being assessed is not the target) [harvest]Increase in fire frequency/intensityHabitat shifting & alteration

Conservation Actions

There are occurrences in unprotected areas

Resource & habitat protectionHabitat & natural process restoration

Research needed

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

TaxonomyPopulation size, distribution & trends

Use and Trade

Species used in research related to their secondary metabolism in tumor cells.

Medicine - human & veterinaryResearch


Country occurrence

Regional Population and Trends

Country Trend Redlisted