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Umbilicaria havaasii
| Overview
| | PNW Range: | | | West side | Occasional
| | East side | Rare
| | Immediate coast | Uncommon
| | Alpine or subalpine | Occasional
| | Habitat: | Outcrops and talus, often on steep rock faces, montane to alpine, most frequent in areas with oceanic to suboceanic climate.
| | Substrate: | Rock (noncalcareous).
| | Comments: |
| | Synonymy: | none
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Rhizines on upper surface by B. McCune
4/6
Field habit by B. McCune
6/6
Scale: Bar=1mm unless noted
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