Observation 341607: Erysiphe polygoni DC.

When: 2018-10-29

Collection location: Capital Area Greenbelt, Harrisburg, Pennsylvania, USA [Click for map]

Who: billyd

No specimen available

Notes:
From a peony leaf. Asci bitunicate, could not get a solid count on how many ascospores per ascus. Appendages were difficult to decipher from the subiculum, but angular, knobby, slightly ornamented. Ascospores hyaline, smooth, ellipsoid to oblong.
Chasmothecium measure:
(23.4) 23.7 – 28.2 (30.2) × (22.2) 23.1 – 28 (29.9) µm
Q = 1 – 1.06 (1.1) ; N = 10
Me = 26.7 × 26 µm ; Qe = 1

Images

Proposed Names

56% (1)
Recognized by sight

Please login to propose your own names and vote on existing names.

= Observer’s choice
= Current consensus

Comments

Add Comment
No one has commented yet.