Lautospora
gigantea
K.D. Hyde & E.B.G. Jones, 1989a. Bot. Mar., 32: 479.
Sordariomycetes, Subclass Diaporthiomycetidae
Lautosporales
Lautosporaceae
Lautospora K.D. Hyde & E.B.G. Jones, Botanica Marina 32: 479 (1989)
Type species:
Lautospora gigantea K.D. Hyde & E.B.G. Jones, 1989a. Bot. Mar., 32: 479.
Saprobic on mangrove substrates, sexual morph: Ascomata: 525–584 µm long, 270–363 µm wide, 153–197 µm high, subglobose, in frontal view, fusiform in side view, totally immersed in the substratum, lying horizontal to the wood surface, coriaceous, ostiolate, brown above, light brown to hyaline below, solitary. Peridium: 17–65 µm thick, composed of several layers of thin–walled cells. Hamathecium: (pseudoparaphyses) 5–9 µm thick, cellular, septate, and hyaline. Asci: 360–545 x 45–68 µm, 4–spored, cylindrical, thick–walled. bitunicate with an ocular chamber and ring. Ascospores: 140–195 x 36–45 µm, uniseriate, muriform, fusiform, 18–25 trans–septa, 4–7 longi–septa, hyaline, very thick–walled, wall appearing as a wing–like structure, 3–7.5 µm thick. Asexual morph: Undetermined.
Key references:
Borse BD, Bhat DJ, Borse KN, Tuwas AR, Pawar NS (2012). Marine Fungi of India. Broadway Book Centre, India.
Hyde KD, Jones EBG (1989). Intertidal mangrove fungi from Brunei. Lautospora gigantea gen. et sp. nov., a new loculoascomycete genus from prop roots of Rhizophora spp. Botanica Marina. 32:479–482.
Huhndorf SM, Femando AF, Miller AN, Lodge J (2003). Neotropical Ascomycetes 12. Mirannulata sameulsii gen. et so. Nov., and M. costaricensis sp. nov., new taxa from the Carribbean and elsewhere. Sydowia 55: 172–180.
Jones EBG, Suetrong S, Sakayaroj J, Bahkali AH, Abdel–Wahab MA, Boekhout T, Pang KL (2015) Classification of marine Ascomycota, Basidiomycota, Blastocladiomycota and Chytridiomycota. Fungal Diversity 73: 1–72.
Kohlmeyer J, Volkmann–Kohlmeyer B, Eriksson OE (1995). Fungi on Juncus roemerianus 2. New dictyosporous ascomycetes. Botanica Marina. 38:165–174.
Key to Lautospora species:
1. On Juncus roemerianus, ascospores 127–210 x 28–57 µm L. simillima
1. On mangrove wood ascospores 140–195 x 36–45 µm L. gigantea