Venturiales » Venturiaceae » Dimeriella

Dimeriella hirtula

Dimeriella hirtula Speg., Revta Mus. La Plata 15(2): 13 (1908).

            Index Fungorum number: IF 168238; Facesoffungi number: FoF xxx, Fig. 1

Description: see Boonmee et al. (2017).

Material examined: see Boonmee et al. (2017).



Fig. 1. Dimeriella hirtula (redrawn from Spegazzini 1908). a. Host substrate. b. Appearance of ascomata on leaf surface. c. Peridium. d. Setae e. Asci. f. Ascospores.


Importance and role

Importance of genus to ecosystem

Species of Dimeriella are saprobic and responsible in the decomposition of organic matter in the ecosystem.


Industrial relevance and applications

No industrial use of Dimeriella have been reported.

Quarantine significance

No biocontrol agent from Dimeriella has been investigated.


Biochemical importance of the genus, chemical diversity or applications

The chemical diversity of Dimeriella has not been investigated. Fresh collections are needed.


Diversity of the genus

Although there are 49 Dimeriella epithets in Index fungorum, the real number of species is less as many have been synonymized and transferred to other genera such as Acanthostoma, Antennularia, Asterina, Dimerina meyeri-hermanni, EudimeriolumLasiostemma, Perisporiopsis, Phaeocryptopus, Phaeodimeriella, Pyrenophora, Rasutoria, Wentiomyces, Zasmidium. Dimeriella comprises 25 species known on several host plants and plant families such as Celastraceae, Asphodelaceae, Asteraceae, Boraginaceae, Cyatheaceae, Moraceae, Pinaceae, Poaceae or Gramineae, Sapindaceae and ZingiberaceaeDimeriella has a worldwide distribution, common in Australia, Barbados, Brazil, California, Cambodia, China, Dominican Republic, Ecuador, Ghana, Guinea, India, Japan, Malawi, Panama, Philippines, Southern Africa, Taiwan, Trinidad and Tobago, Venezuela. Dimeriella seems to be a diverse genus but lacks molecular data. Fresh collections are required.







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