ITALIC 7.0

Arthopyrenia fallaciosa (Stizenb. ex Arnold) Thiyagaraja, Ertz, Lücking, Coppins & K.D. Hyde

in Thiyagaraja & al., Mycosphere, 12 1: 1003, 2021. Basionym: Polyblastia fallaciosa Stizenb. ex Arnold - Flora: 604, 1863.

Synonyms: Julella fallaciosa (Arnold) R.C. Harris; Mycoglaena fallaciosa (Arnold) Vain.; Polyblastiopsis fallaciosa (Arnold) Zahlbr.

Distribution: N - Ven.

Description: Thallus crustose, not lichenized, continuous, endosubstratic, whitish, smooth, dull. Perithecia hemispherical or slightly elliptical, black, c. 0.4-1 mm across, not covered by thallus. Exciple thin, in upper half clypeus-like, bluish-black to violet-brown; involucrellum dark brown, mingled with bark cells; hamathecium of persistent pseudoparaphyses anastomosing above the asci, c. 1 μm thick, not inspersed with oil droplets; hymenial gel non-amyloid. Asci 8-spored, cylindrical to clavate, thick-walled, the inner wall thickened towards apices, with a shallow, broad ocular chamber. Ascospores at first 3-septate then submuriform to muriform, hyaline, long ellipsoid to clavate, (15-)17-21(-23) × (6-)7-10(-11) μm, with 4-6 transverse septa and 1-2 longitudinal septa. Pycnidia black. Conidia 3-septate, brown, 9-12 x 3-4 μm. Photobiont absent. Spot tests: all negative. Chemistry: without lichen substances.

Note: a rare species growing on smooth bark, especially of Betula.

Growth form: Fungus

Substrata: bark

Reproductive strategy: mainly sexual

Pioneer species

Commonnes-rarity: (info)

Alpine belt: absent

Subalpine belt: absent

Oromediterranean belt: absent

Montane belt: very rare

Submediterranean belt: very rare

Padanian area: absent

Humid submediterranean belt: absent

Humid mediterranean belt: absent

Dry mediterranean belt: absent

pH of the substrata:

1

2

3

4

5

(info)

Solar irradiation:

1

2

3

4

5

(info)

Aridity:

1

2

3

4

5

(info)

Eutrophication:

1

2

3

4

5

(info)

Poleotolerance:

0

1

2

3

(info)

Altitudinal distribution:

1

2

3

4

5

6

(info)

Predictive model

Index Fungorum GBIF

Gary Perlmutter CC BY NC – Source: https://lichenportal.org/cnalh/taxa/index.php?taxon=52364&clid=211