Observation 21731: Psora himalayana (Church. Bab.) Timdal

When: 2009-05-28

Collection location: Vavenby Limestone South, British Columbia, Canada [Click for map]

Who: Jason Hollinger (jason)

Specimen available

Notes:
Found lots of this growing all over moss in dry exposed sites on limestone slopes.

SQUAMULES pruinose around margin, K-, C-, KC-
MEDULLA K-, C-, KC-
APOTHECIA black, soon convex and emarginate
EPIHYMENIUM red-brown, POL+ bright red-brown, K+ red (visible even under dissecting scope), C-
HYPOTHECIUM hyaline, POL-, K-, C-
SPORES 8 per ascus, hyaline, simple, smooth, elliptical, rather variable,
8.8-13 × 6.4-7.9 µm (avg 10 × 6.9 µm) (Q=1.5) (N=13)

Images

45879
45880
45881
45882

Proposed Names

87% (1)
Eye3 Eyes3
Used references: Lichen Flora of the Greater Sonoran Region, Lichens of North America
Based on microscopic features
Based on chemical features

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

Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

Add Comment
No one has commented yet.

Created: 2009-06-05 15:01:16 PDT (-0700)
Last modified: 2009-06-05 15:01:16 PDT (-0700)
Viewed: 148 times, last viewed: 2018-04-12 07:44:10 PDT (-0700)
Show Log