Microscopic:
spores thread-like, multiseptate, smooth, colorless, breaking up into one-celled, barrel-shaped segments averaging 2-6 x 1-1.5 microns, (Arora), 300-500 x 1-1.5 microns, thread-like and many cells, breaking into part-spores 3.5-6 x 1-1.5 microns, barrel-shaped, smooth, (Lincoff(2)), spores "thread-like, as long as the ascus, breaking into part-spores which become slightly barrel-shaped, 3.5-6 x 1-1.5 microns"; asci 8-spored, very long, about 4 microns wide, with thick-walled apex; perithecia completely immersed, (Dennis)
| Origin Status | Provincial Status | BC List (Red Blue List) | COSEWIC |
|---|---|---|---|
| Native | S3S4 (2021) | Yellow | Not Listed |
Synonyms and Alternate Names:
Haematostereum rugosum (Pers.) Pouzar