Observaciones de ikhom

On Acer saccharum overwintered leaf tiny cup fungi with marginal hairs.
Marginal hair hyaline.
Asci 8-spored, IKI+b.
Ascospores cylindrical to subfusiform, eguttulate, measured
*(10.8) 12 - 14.9 (16.6) × (2.1) 2.3 - 2.9 (3) µm
Q = (4.5) 4.6 - 6.1 (7) ; N = 17
Me = 13.5 × 2.5 µm ; Qe = 5.3

Paraphyses filiform, fork in the top and the middle.

On Ulmus leaves.
Asci 8-spored, croziers(+), IKI+b, biseriate.
Ascospores subfusiform, hyaline, eguttulate OCI=0, measured
*(6.4) 7 - 8.4 (8.9) × (1.9) 2.1 - 2.5 (2.6) µm
Q = (2.5) 3 - 3.7 (4.1) ; N = 16
Me = 7.7 × 2.3 µm ; Qe = 3.4
Paraphyses cylindrical with multiguttulate low refracting VBs.

On overwintered herbaceous stems on the ground tiny black fungi.
Ascoma emersed, globose, under 0.3mm in diameter.
Asci bitunicate, 8-spored.
Ascospores pigmented with mostly 3-transverse septa, constructed at the septum. Second apical cell is the widest. A few with 1 cell with longitudinal septum.
Spores measured
*(18.4) 19.9 - 22.2 (24.2) × (7.5) 8.1 - 9 (9.5) µm
Q = (2.3) 2.31 - 2.59 (2.6) ; N = 22
Me = 21.1 × 8.5 µm ; Qe = 2.5

On overwintered Acer saccharum petiole.
Apothecium develop subepidermal, opening with a longitudinal split.
Asci 8-spored, IKI-.
Ascospores needle-shaped, apical part bent, aseptate, measured
*(39) 40.5 - 43 (45.1) × (1.3) 1.7 - 1.8 (1.9) µm
Q = (22.5) 23.8 - 25.4 (30.1) ; N = 6
Me = 41.8 × 1.7 µm ; Qe = 25
Paraphyses enlarge at the apex, crescent, yellowish.

Large black spots on overwintered Quercus macrocarpa leaves. On many leaves and observed in several locations.
Asci 8-spored, IKI-, likely bitunicate.
Ascospores hyaline, fusiform, with 1-septum, with wider apical cell. Spores measured
*(13.9) 14.6 - 18.3 (19.2) × (3.7) 3.8 - 4.4 (4.5) µm
Q = (3.5) 3.6 - 4.4 (4.7) ; N = 22
Me = 16 × 4.1 µm ; Qe = 3.9

On overwintered Betula papyrifera leaves tiny immersed perithecia with a long neck. Neck 1-1.3mm in length.
Asci 8-spored, unitucate.
Ascospores narrow-fusiform, with 1- septum, with appendages from both ends. Spores measured
*(11.4) 11.9 - 13.1 (13.3) × (1.6) 1.7 - 1.9 (2.2) µm
Q = (6) 6.3 - 7.9 (8.3) ; N = 7
Me = 12.5 × 1.8 µm ; Qe = 7

On overwintered herb stems (Leonurus cardiaca) tiny black coelomycete.
Conidia hyaline, cylindrical, aseptate, biguttulate, measured
*(3.9) 4.3 - 4.7 (5.1) × (1.4) 1.44 - 1.7 (1.8) µm
Q = (2.4) 2.6 - 3.1 (3.3) ; N = 20
Me = 4.5 × 1.6 µm ; Qe = 2.8

On deer dung tiny orange cup fungi with hyaline marginal hairs.
Asci 8-spored.
Ascospores ellipsoid, eguttulate, measured
*(18.7) 18.73 - 20.2 (20.4) × 9.3 - 10.3 (10.9) µm
Q = (1.8) 1.9 - 2 (2.1) ; N = 8
Me = 19.4 × 9.9 µm ; Qe = 2
Marginal hairs thick-walled, aseptate.

Erumpent cup fungi on ?Prunus serotina overwintered leaves.
Asci 8-spored, IKI+rb.
Ascospores aseptate, narrow-fusoid, smooth, measured
*(38.5) 40.9 - 63.7 (64.6) × (3.8) 3.9 - 4.6 (4.7) µm
Q = (9.3) 9.9 - 15.6 (16.1) ; N = 20
Me = 55.5 × 4.3 µm ; Qe = 13.1
Paraphyses without VBs.

Small erumpent olive-green cup fungi on broken hardwood (Crataegus) tree.
Asci 8-spored, IKI+R.
Ascospores ellipsoid, multiguttulate, measured from inside asci
*(19.4) 20.8 - 26.3 (27.3) × (9.7) 9.9 - 11.7 (12.2) µm
Q = (1.6) 1.9 - 2.46 (2.5) ; N = 10
Me = 23 × 10.9 µm ; Qe = 2.1
Paraphyses tops olive-green, slightly enlarge.