Observation 100519: Rhizocarpon reductum Th. Fr.

When: 2011-06-21

Collection location: Elk Knob State Park, Watauga Co., North Carolina, USA [Click for map]

36.3317° -81.6891° 1393m

Who: Jason Hollinger (jason)

Specimen available

HABITAT hardwood forest at broad gap; SUBSTRATE siliceous rock; ASPECT sunny; NOTES gray to whitish verrucose crust, appears to be K- C- KC- but apothecia are K+y solution under LM, epihymenium greenish-brown turning green in K, hypothecium dark brown remaining so in K, all POL-; SPORES hyaline, muriform, texture clearing in K.


Thallus, at 30x, stacked.

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Created: 2012-07-15 17:19:48 -03 (-0300)
Last modified: 2012-07-15 17:19:51 -03 (-0300)
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