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When: 2007-11-21

Collection location: Sebastopol, Sonoma Co., California, USA [Click for map]

Who: Darvin DeShazer (darv)

No specimen available

Species Lists


Proposed Names

28% (1)
Recognized by sight
28% (1)
Recognized by sight: swollen base, terrestrial, cap prominently scaly, solitary to clustered
57% (1)
Recognized by sight

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= Observer’s choice
= Current consensus


Add Comment
By: Danny Newman (myxomop)
2013-11-22 20:26:43 CST (-0600)

Irene states that the absence, not presence, of yellow is characteristic of A. cepistipes.

see Observation 118204

Armillaria cepistipes
By: Darvin DeShazer (darv)
2007-11-23 11:38:17 CST (-0600)

Armillaria cepistipes
Annulus normal aging cobwebby, sometimes appearing double; Cap light brown to brown, disc with dark scales, margin glabrous and striate, ±hygrophanous; Stalk yellowish, fibrillose, clavate; Solitary to clusters of 2-3; Uncommon; Coastal not montane.

Armillaria mellea
Annulus thick & felty, white, often with a yellow edge; Cap honey yellow, center darker than margin, smooth, nonstriate in age; Base of each talk pointed; Caespitose (10-30); Hardwoods & rarely conifers; Uncommon.

How do you differentiate…
By: Debbie Drechsler (debdrex)
2007-11-22 18:57:44 CST (-0600)

…between A. cepistipes and A. mellea? These look remarkably like some that I’ve been seeing in large numbers at Howarth Park and calling A. mellea.