Observation 93491: Opergrapha herbarum
When: 2012-04-28
Herbarium specimen reported

Notes: on 15mm diameter twig, Sambucus racemosa – need to check on species) extending out over sandy beach (salt water)

several other lichens to be identified on the twig

Species Lists

Images

215457
the center lichen is 14mm across
215459
215460
215465
KOH
215466
KOH
215467
KOH
215473
bar indicates width of perispore (which my computer insists on as perspire)

Proposed Names

55% (1)
Eye3 Eyes3
Used references: Smith, C.W., Aptroot, A., Coppins, B.J., Fletcher, A., Gilbert, O.L., James, P.W. and Wolseley, P.A. (2009) The Lichens of Great Britain and Ireland; Ertz, D. and J.M. Egea in Nash III, T.H., Gries, C. and Bungartzk, F. (ads) (2007) Lichen Flora of the Greater Sonoran Desert Region, Volume 3
Based on microscopic features: spore morphology and size (ave. 22×6, not including thin perispore)
Based on chemical features: thallus K-, UV-

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2012-04-28 14:52:58 PDT (-0700)
Last modified: 2012-04-30 11:15:22 PDT (-0700)
Viewed: 54 times, last viewed: 2017-09-13 09:57:34 PDT (-0700)
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