Observation 146823: Ramaria eumorpha (P. Karst.) Corner

When: 2013-09-29

Collection location: Tualatin Hills Nature Park, Beaverton, Washington Co., Oregon, USA [Click for map]

Who: Sava Krstic (sava)

Specimen available

In conifer debris. 4 cm tall. White rhyzomorphs.

Spores echinulate; most 6 × 3.5 microns, with spines up to 1 micron long. Clamps present.

Stipe darkens when handled, but does not immediately become green/blue as in some related species.

The match with R. eumorpha is not perfect: the description has spores length average of 7.8 microns, and yellowish rhyzomorphic strands.

Proposed Names

28% (1)
Eye3 Eyes3
Used references: Ramaria of the Pacific Northwestern United States by Exeter, Norvell, and Cazares

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
By: Christian (Christian Schwarz)
2013-10-01 09:54:15 CDT (-0400)

Admir Giachini lists (3.5)-4.5-6.5 (-8) x 2.5-4 microns in his paper here:

But it is a sp. prov. and he does include some rather far-fetched collections…

By: Sava Krstic (sava)
2013-10-01 02:48:56 CDT (-0400)

According to Exeter et al, the spores in R. curta are really small (avg 4.4 microns long).

Created: 2013-09-30 04:46:08 CDT (-0400)
Last modified: 2013-09-30 12:56:21 CDT (-0400)
Viewed: 48 times, last viewed: 2017-06-16 15:44:29 CDT (-0400)
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