Description of Helvella dryophila Vellinga & N.H. Nguyen from

Title: Hill")] (Public)
Name: Helvella dryophila Vellinga & N.H. Nguyen
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Description status: Unreviewed

Taxonomic Classification:

Domain: Eukarya
Kingdom: Fungi
Phylum: Ascomycota
Class: Pezizomycetes
Order: Pezizales
Family: Helvellaceae


General Description:

Pileus: 15–45 mm high, 21–55 mm diameter; irregular, lobbed, grooved; dark to black
Stipe: 35–75 x 10–20 mm; cylindrical ribbed, lacunose; white, off-white to gray (when older)


Diagnostic Description:

High contrast between dark cap and light stipe.
Ectomycorrhizal with Quercus (Oak) and Arbutus menziesii (Madrona)


Distribution:

southern Oregon to southern California


Habitat:

Ectomycorrhizal with Quercus (Oak) and Arbutus menziesii (Pacific Madrone).


Look Alikes:

It is very similar to Helvella vespertina, but for different ectomycorrhizal associate. H. dryophila typically has the higher contrast between the cap and stipe.


References:

Nguyen NH, Landeros F, Garibay-Orijel R, Hansen K, Vellinga EC; The Helvella lacunosa species complex in western North America: cryptic species, misapplied names and parasites; Mycologia. 2013 Sep-Oct;105(5):1275-86. doi: 10.3852/12-391. Epub 2013 May 24.


Notes:

The paper also found evidence of other species, but without enough specimens to propose more, so there are more Helvella species to be identified in western North America.


Description author: P. Hill (Request Authorship Credit)
Description editor: Joseph D. Cohen


Created: 2013-12-03 02:17:56 CST (-0600) by P. Hill (phill)
Last modified: 2013-12-03 11:21:28 CST (-0600) by P. Hill (phill)
Viewed: 108 times, last viewed: 2019-11-14 04:05:24 CST (-0600)