taxonID	type	description	language	source
8280464268E554AA98C6A5862372A6F8.taxon	description	Fig. 5	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
8280464268E554AA98C6A5862372A6F8.taxon	etymology	Etymology. The specific epithet “ babimostense ” refers to the name of locality in Poland, Babimost, where the fungus was isolated for the first time.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
8280464268E554AA98C6A5862372A6F8.taxon	description	Description. Sexual morph: not observed. Asexual morphs synnematous, pesotum-like and mononematous to micronematous (sporothrix-like type). Synnemata abundant on MEA and sterilised pine twigs, determinate, erect, single or in groups, arising from the agar, pine twigs or aerial mycelium and attached to substratum by brown, rhizoid-like hyphae, dark brown to black and becoming subhyaline to hyaline towards the conidiogenous apparatus, (127 –) 145.5 – 239 (– 315) μm long including the capitulum. Stipe dark brown to black at the bases, light brown or yellowish-brown at the centre and hyaline at the apex, (60 –) 86 – 153.5 (– 210) μm long, broadest towards the base, (16.5 –) 24 – 48.5 (– 81.5) µm down to (11.5 –) 18.5 – 44 (– 91) µm wide at the apex, cylindrical, smooth. Conidiophores branching divaricate or dichotomous with 2 (mostly) or 3 conidiogenous cells per branch point. Conidiogenous cells annellated, discrete, terminal, cylindrical, tapering towards apex, hyaline, smooth, (16.5 –) 27 – 42.8 (– 50) × (0.8 –) 0.9 – 1.5 (– 2) μm with. Conidia aseptate, hyaline, curved, obovate, (3 –) 3.5 – 4.5 (– 6) × (1 –) 1.5 – 2 (– 2.5) µm, accumulating in a terminal mucilagenous mass, hyaline, transparent and glassy when young, becoming white with age. Sporothrix - like type: conidiophores macronematous to micronematous, hyaline, produced as aerial mycelia, simple or irregularly or dichotomous branched, producing conidia from denticles in a sporothrix-like fashion. Conidiogenous cells hyaline, smooth, straight or curved, integrated or discrete, terminal or intercalary, cylindrical, tapering towards apex, (18.5 –) 20 – 43.5 (– 73.5) × (1 –) 1.5 – 2.5 (– 3) µm, apex becoming nodose from numerous denticles, often proliferating at the apex and giving rise to another nodose or a conidiogenous cell with nodose at the apex. Conidia solitary, abundant in cultures, more varied to the size and shape of conidia produced in synnemata, hyaline, aseptate, smooth, oblong, obovate, (3 –) 4 – 5.5 (– 8) × (1 –) 1.5 – 2 (– 3) µm.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
8280464268E554AA98C6A5862372A6F8.taxon	description	Culture characteristics. Colonies with optimal growth at 25 ° C on 2 % MEA, reaching 66 mm (± 0.59 mm) diam. in 14 d, with a radial growth rate of 0.24 mm / d, followed by 20 ° C (55 mm, ± 0.21 mm) diam. Colony olive-brown (1 E 5), with pale grey (1 B 1) aerial mycelia at the centre; with age, colonies become olive-grey (1 E 2); flat, with undulate margin, revers olive (1 F 4). Hyphae pale yellow (1 A 3) to olive-yellow (3 E 6) in colour (Kornerup and Wanscher 1978), smooth, with or without granules, submerged in the medium and aerial mycelium abundant, often constricted at the septa, (1 –) 1.5 – 2.5 (– 3) µm wide.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
8280464268E554AA98C6A5862372A6F8.taxon	distribution	Distribution. Poland	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
DA31E7C6F9035CE7B64E43D831626355.taxon	description	Fig. 6	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
DA31E7C6F9035CE7B64E43D831626355.taxon	etymology	Etymology. The specific epithet “ europaea ” (Latin) refers to the European continent, where this fungus was isolated in Norway and Poland.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
DA31E7C6F9035CE7B64E43D831626355.taxon	description	Description. Sexual and asexual morphs produced on the sterilised beech twigs and on the surface of malt agar in Petri dishes. Sexual morphs: ascomata perithecial, abundant, superficially or partly embedded in the agar, single or in groups. Perithecial bases globose, (86 –) 105 – 160 (– 193) μm diam., black, with brown hyphal hairs, 30 – 84 μm long and 1.3 – 2.4 μm wide at the base. Perithecial necks black, straight or curved, (257 –) 336 – 456 (– 530) μm long, (8.5 –) 9.5 – 13 (– 14.5) μm diam. at the apex and (22 –) 26 – 39 (– 57.5) μm at the base. Ostiolar hyphae present, pale brown, septate, straight or curved, simple, tips blunting or strongly thickened, 10 – 19 in number, (14 –) 29 – 42.5 (– 48.5) μm long, 0.5 – 1.5 μm at the apex and 1 – 2.5 μm at the base. Asci evanescent. Ascospores one-celled, hyaline, allantoid in side view (3 –) 3.5 – 4 (– 5) x (0.5 –) 1 – 1.5 (– 2) μm, elliptical in front view (2.5 –) 3 – 4 (– 5) × (1 –) 1 – 1.5 (– 1.5) μm, sometimes with residual sheath up to 2 μm thick, accumulated in white-colour mass at the tip of the neck. Asexual morph Sporothrix - like: conidiophores hyaline, micronematous, simple or branched and bearing several conidiogenous cells, borne on upright undifferentiated hyphae. Conidiogenous cells cylindrical, terminal or intercalary, straight or curved, tapering towards the apex, (3.5 –) 15 – 36 (– 50.5) μm long, (0.5 –) 1 – 2 (– 2) μm wide at the base, the apical part swollen, (1 –) 2 – 3 (– 3) μm long, (1.5 –) 2 – 4 (– 5.5) μm wide, with multiple conidiogenous loci as denticles, born by sympodial proliferation. Conidia of two types: 1) abundant in cultures, hyaline, unicellular, smooth, variable in shape and size, guttuliform to fusiform, curved, often asymmetric, pointed at the base, (3 –) 3.5 – 5 (– 7) × (0.5 –) 1 – 1.5 (– 2.5) μm, formed directly on denticles; 2) sparse in cultures, directly on the side of submerged hyphae in malt agar, subhyaline to lightly pigmented, unicellular, smooth, subglobose to broadly obovate, (2.5 –) 3 – 4 (– 5.5) × (2 –) 2 – 3 (– 4) μm diam., formed singly.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
DA31E7C6F9035CE7B64E43D831626355.taxon	description	Culture characteristics. Colonies with optimal growth at 25 ° C on 2 % MEA reaching an average of 47 mm (± 0.07 mm) after 14 days, with radial growth rate 1.68 (± 0.24) mm / d, growth somewhat slower at 30 ° C (40 mm diameter); white (3 A 1), flat, floccose, growing in a circular pattern with entire margins, reverse yellowish-white (3 A 2). Hyphae greenish-grey (1 B 7) in colour, smooth, with granules, submerged in the medium and aerial mycelium abundant, (0.5 –) 1 – 1.5 (– 3) µm wide.	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
DA31E7C6F9035CE7B64E43D831626355.taxon	distribution	Distribution. Norway, Poland	en	Jankowiak, Robert, Solheim, Halvor, Bilański, Piotr, Kawa, Filip (2025): Ophiostoma babimostense and Sporothrix europaea (Ascomycota, Ophiostomatales), two new ophiostomatalean species, associated with ambrosia and bark beetles in Norway and Poland. MycoKeys 123: 121-145, DOI: 10.3897/mycokeys.123.155588
