Euantennariaceae S. Hughes& Corlett ex S. Hughes, N.Z. Jl Bot. 10: 238 (1972), MycoBank: MB 81674
Parasitic on pine needles or leaves of other plants. Mycelium superficial, dark, forming a flattened mat, but requently
with erect branches. Hyphae straight to irregularly curved, occasionally anastomosing, septate, finely or coarsely roughened, pale brown to brown, or hyphae of some species formed on one cell-thick plate. Hyphal appendages numerous, barrel-shaped, brown, obtuse, sometimes septate, verrucose. Sexual state: Ascomata perithecia, unilocular, superficial on or immersed in hyphae, scattered, or in groups, subglobose, brown to dark brown, or black, membranous, ostiolate without periphysoids, containing few asci. Peridium thick, dark, composed of one layer of dark brown cells of textura angularis . Hamathecium of few pseudoparaphyses, or pseudoparaphyses lacking. Asci 4–8-spored, bitunicate, fasciculate, ellipsoidal to broadly ellipsoidal, thin walled, sessile, with an ocular chamber. Ascospores 2–3-seriate to irregularly arranged in asci, ellipsoidal to fusiform, sometimes wider above the middle, pale brown to dark brown, 3–7-multi-septate, or dictyoseptate, smooth and thickwalled, constricted at the septa.

Type : Euantennaria Speg., Physis, B. Aires 4: 284 (1918), MycoBank: MB 1908