Observation 84450: Helvella lacunosa Afzel.

When: 2011-12-10

Collection location: Mendocino, California, USA [Click for map]

Who: Ryane Snow (snowman)

No specimen available



Proposed Names

56% (1)
Recognized by sight: found in mixed conifer forest ~4 miles inland
82% (1)
Recognized by sight: maculata has a lighter under that is slightly hairy and is a little more tan in color.
79% (1)
Used references: H. lacunosa s.s. is not in North America
See Nguyen, Nhu H., et al. “The Helvella lacunosa species complex in western North America: cryptic species, misapplied names and parasites.” Mycologia 105.5 (2013): 1275-1286.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


Add Comment
Helvella lacunosa
By: Ryane Snow (snowman)
2011-12-14 14:52:21 CST (-0500)

Although the fruiting bodies aren’t typical of H. lacunosa, examination of the spores under the microscope showed them to be in the size range for H. lacunosa (15-20 microns x 12 microns) while the spores of H. maculata are larger.

underside of cap is hairy
By: Ryane Snow (snowman)
2011-12-10 23:53:22 CST (-0500)

examination of the underside of the cap with a hand lens revealed the presence of minute hairs.

By: Noah Siegel (Noah)
2011-12-10 22:49:47 CST (-0500)

the cap doesn’t reattach to the stipe in H. maculata

Created: 2011-12-10 21:52:31 CST (-0500)
Last modified: 2014-07-04 12:48:32 CDT (-0400)
Viewed: 49 times, last viewed: 2017-06-10 06:49:00 CDT (-0400)
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