Observation 87558: Amandinea polyspora (Willey) E. Lay & P. May

When: 2011-11-06

Collection location: Ice Age Trail, Devil’s Lake segment, Wisconsin, USA [Click for map]

Who: Andrew Khitsun (Andrew)

Specimen available

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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That’s probably what happened
By: Andrew Khitsun (Andrew)
2012-12-17 16:27:34 MST (-0700)

All the thalli came from this maple tree (pictured). But who’s to say there weren’t two species sharing the host? I think it happens quite often with some other species.

Is there any chance our two specimens…
By: Jason Hollinger (jason)
2012-12-17 01:58:18 MST (-0700)

…came from separate thalli? Outwardly, A. polyspora and A. punctata are indistinguishable so far as I know. But there is absolutely no mistaking an ascus stuffed plum full with 32 spores(!) That’s one of those rare, delightful, completely unmistakable characters in lichenology that you can bet the house on. :)

Jim Bennett returned A.punctata ID
By: Andrew Khitsun (Andrew)
2012-12-16 19:37:35 MST (-0700)

These are the comments on the envelope:
Spores brown, 1 septate, 10×4, ellipsoid, thick walled. Thallus K-
I sense fight is brewing :-0

I remember this one
By: Jason Hollinger (jason)
2012-02-08 18:54:09 MST (-0700)

It had 32 spores per ascus, ~9×4 µm, all spot tests negative.

Created: 2012-02-08 18:25:04 MST (-0700)
Last modified: 2012-12-16 19:35:08 MST (-0700)
Viewed: 59 times, last viewed: 2018-03-17 04:40:44 MDT (-0600)
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