Observation 180472: Suillus elbensis (Peck) Kuntze
When: 2014-09-26
Collection location: Baring, Maine, USA [Click for map]
No herbarium specimen

Notes: Fits the description of Fuscoboletinus laricinus (aka S. laricinus) in NA Boletes by BRB. The preferred name according to MO is S. viscidus. This obs looks a lot like S. serotinus except for the yellow tones and appressed fibrils on the cap and the fact that it turns wax paper bags blue.

Proposed Names

28% (1)
Recognized by sight: slimy brownish cap becoming yellow brown, large angular whitish pores becoming brown, white context blueing slightly at base and cap then browning,on grassy ground under white pine, eastern larch and spruce, brown spore deposit
Based on chemical features: KOH red brown on cap; turns wax paper bag blue
57% (1)
Eye3 Eyes3
Recognized by sight: Proposed name for NA S. viscidus
Used references: Mycologia. 2016 Oct 19. pii: 16-106. [Epub ahead of print]
Phylogenetic assessment of global Suillus ITS sequences supports morphologically defined species and reveals synonymous and undescribed taxa.
Nguyen N1, Vellinga EC2, Bruns TD3, Kennedy P4.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2014-09-27 10:19:51 CDT (-0400)
Last modified: 2017-01-07 10:54:13 CST (-0500)
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