Observation 67261: Buchwaldoboletus sphaerocephalus (Barla) Watling & T.H. Li

When: 2010-09-01

Collection location: Stinson Beach, Marin Co., California, USA [Click for map]

Who: Christian (Christian Schwarz)

Specimen available

Notes:
Same mushrooms as in MO #62754
here: http://tinyurl.com/3btc537

Collected and photographed and sent by Debbie Klein, from specimens on loan from Debbie Viess’ part of the collection.

Spore data below shows dimensions a bit large for Boletus orovillus, a better match for Bu. sphaerocephalus, a European taxon.

L W Q
avg 7.3 4.2 1.7
Min 6.2 3.5 1.5
Max 9.3 5.2 2.1

Clamps not observed, hymenial cystidia cylindrical-flexuous to blunt-mucronate or clavate, yellow-brown in KOH. Pileipellis a very irregular, entangled trichoderm of inflated elements in chains, some were weakly encrusted w/ golden-brown transverse bars.

Images

145669
Copyright © 2010 Deborah Klein
145670
Copyright © 2011 Christian F. Schwarz

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2011-05-12 19:24:38 EEST (+0300)
Last modified: 2011-05-12 19:25:38 EEST (+0300)
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