Diagnosis.

Taxon classification

Fungi

Tammsaareales

Tammsaareaceae

Tedersoo

Leho

Magurno

Franco

Alkahtani

Saad

Mikryukov

Vladimir

Phylogenetic classification of arbuscular mycorrhizal fungi: new species and higher-ranking taxa in

Glomeromycota

and

Mucoromycota

(class

Endogonomycetes

)

MycoKeys09082024107273325

10.3897/mycokeys.107.125549

5A06EDBE-08CB-5D3E-BC1C-68891B139752

Tammsaarea

vivikae

853683

Tedersoo

sp. nov.

Diagnosis.

Separation from other species of Tammsaarea and other species of Endogonomycetes based on ITS (positions 228–257 ggaccgagaaggcgcaatagttgaacaatt; one mismatch allowed) and LSU (positions 585–604 ataactatcggacaaagttt; one mismatch allowed) as indicated in Fig. 16.

10.3897/mycokeys.107.125549.figure16

13293557

4D9FBF43-ECA9-5E66-8DBC-ED687AD7F6CE

Figure 16.

Diagnostic barcodes for Tammsaareavivikae relative to closely-related taxa in ITS2 and LSU.

https://binary.pensoft.net/fig/1111403

Type.

eDNA sample TUE100731 (holotype); eDNA sequence EUK1602762 (lectotype); GSMc plot G4189, Populustremula forest (soil sample TUE000731) in Tammsaare, Estonia, 57.84444°N, 27.20141°E.

Description.

Other sequences EUK1604048 and EUK1604049 (type locality).

Etymology.

Tammsaare (Estonian) refers to the type locality and one of the most famous Estonian writers, Anton Hansen Tammsaare; and Vivika (Estonian) refers to the first name of Vivika Adamson who provided access to the type locality.

Notes.

Found from a single locality in Estonia, with ITS and LSU sequences differing up to 0.5% and 0.3%, respectively.