[1] It has globose reddish-brown perithecia (80–160 μm in diameter) with scattered gland-like hairs of a fine cellular texture.
Paraphyses are absent and the hyaline ascospores are oblong-cylindrical, 8/ascus.
[1] Nectriopsis rubefaciens is found on crustose and foliose lichens in damp forests.
Trichonectria rubefaciens has been known to grow on lichens in the family Parmeliaceae,[2] and Aspicilia species.
[1] Nectriopsis rubefaciens has been found growing in North America in North Carolina and in coastal and mountainous regions.