Observation 12324: Ophioparma rubricosa
When: 2008-04-23
Herbarium specimen reported

Notes: crust lichen, on very weathered cedar root (Thuja)
THALLUS: granular, yellow-green
APOTHECIA: blood red, adnate, disks, prominant red margin, no pruina, ~1mm wide, orange epihymenium bleeding into pale orange hymenium, opaque subhymenium, no algae in rim, asci with I- walls except thin uniform dark K/I+ blue cap; paraphyses sparingly branched, hardly expanded; epihymenium brilliantly K+ blue to violet (wow!)
SPORE: 8 per ascus?, very long and narrow, tapered more at one end, at least 4 cells, most are broken, 32-36 × 3.4-4.3 µm (Q=7.6-10) (N=3)

Species Lists

Images

24851
at 30x
24850
at 10x
24852
Apothecial section, in water, at 100×.
24853
Apothecial section, in K, at 100×.
24854
Ascus with spores, in K/I, at 1000×.

Proposed Names

87% (1)
Eye3 Eyes3
Used references: Curtis Bjork’s provisional key to the genera of epiphytic crusts of BC
Brodo’s L. of N. A. and Nash’s Sonoran Flora to match species
Based on microscopic features
Based on chemical features: Cool K+ blue-violet reaction in epihymenium.

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2008-10-11 01:42:53 CDT (-0400)
Last modified: 2008-10-11 01:42:53 CDT (-0400)
Viewed: 29 times, last viewed: 2017-01-06 18:22:56 CST (-0500)