Geomorium nahuelbutense

Coll. FLAS-F-65801
Coll. FLAS-F-65801
© M.E. Smith

Geomorium nahuelbutense Caiafa, Healy & M.E. Sm., Mycologia, 118 (1): 194 (2025).

 

Basionym Geomorium nahuelbutense Caiafa, Healy & M.E. Sm., Mycologia, 118 (1): 194 (2025).

Diagnosis Geomorium nahuelbutense can be distinguished from all previously described Geomorium species by its highly convoluted truffle ascoma found in Nothofagaceae forests in South America as well as distinctive morphological features, including ellipsoid ascospores that are 21.5–23.0 × 10–13.0 μm and ornamented with rounded, crowded warts.

Type SGO MES-4048 - holotypus

MycoBank 858996

 

Literature
Caiafa M.V., Rowe M.A., Healy R., Lemmond B., Nouhra E., Pfister D.H., Sandoval-Leiva P., Furci G., Smith M.E. 2025. Unearthing two new ectomycorrhizal Pezizales truffle species from Nothofagaceae forests in southern South America. Mycologia, 118 (1): 190-204.

Classification: Geomoriaceae, Geomorium


Created on 24/03/2026.

Updated on 24/03/2026.

Distribution

Collections List

[CL] Angol
Parque Nacional Nahuelbuta
07/05/2022, leg. M.E. Smith
MES-4048 (SGO)
Source: Ascomycete.org
[CL] Concepción
 
01/1906, leg. R. Thaxter
00284257 (FH)
Source: Ascomycete.org
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