''Peziza oliviae'' is a species of

fungus A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from th ...

in the family

Peziza ''Peziza'' is a large genus of saprophytic cup fungi that grow on the ground, rotting wood, or dung. Most members of this genus are of unknown edibility and are difficult to identify as separate species without use of microscopy. The polyphyleti ...

. It is an olive-brown stalked cup fungus discovered growing underwater in

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

streams.

Description

''Peziza oliviae'' has small olive to golden-brown stalked cups 0.7–2.5 cm in height with a diameter of 0.8–4 cm.

Habitat and distribution

Found in small streams in the

Cascade Range The Cascade Range or Cascades is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as the North Cascades, ...

of North Central Oregon at elevations between 800 and 1500 metres. ''P. oliviae'' was found growing on dead wooden debris on the bottom of streams or on saturated wood at the surface or bank of the stream. Documented June through October.

Discovery

''P. oliviae'' was discovered in 2014 by Jonathan L. Frank of Southern Oregon University.

References

Pezizaceae Fungi described in 2014 Fungi of the United States {{Pezizomycetes-stub