Photo 111676154, (c) Igor Khomenko, some rights reserved (CC BY-NC), uploaded by Igor Khomenko

Attribution © Igor Khomenko
some rights reserved
Uploaded by ikhom ikhom
Source iNaturalist Canada
Associated observations

Photos / Sounds

Observer

ikhom

Date

January 31, 2021 02:22 PM EST

Description

On the inside of the bark from dead Populus.
Non-stromatic, unitunicate, black pyrenomycetes fungi. Perithecia superficial, about 250um in diameter.
Ascospores brown with germ slit, measure
(7.2) 8 - 8.6 (8.8) × (5) 5.2 - 6 (6.3) µm
Q = (1.3) 1.4 - 1.6 (1.7) ; N = 18
Me = 8.3 × 5.6 µm ; Qe = 1.5

8-spored asci
(70.3) 72.4 - 83.6 (85) × (8.7) 8.8 - 10.2 (10.4) µm
Q = (7.9) 8 - 9.1 ; N = 9
Me = 79.4 × 9.4 µm ; Qe = 8.4

Photos / Sounds

Observer

ikhom

Date

January 31, 2021 02:22 PM EST

Description

Anamorph fungi on Populus bark.
Conidia measure in H2O
(19.1) 21.2 - 23.7 (24.6) × (15.2) 15.7 - 18.8 (19) µm
Q = (1.2) 1.23 - 1.4 (1.5) ; N = 24
Me = 22.4 × 17.2 µm ; Qe = 1.3

Sizes