Notes:
TZ #105 Tanzanian Amanita
Collection Date: Feb 13, 2016
Collector: Johannes (Johann) Harnisch
Collection ID: TZ #105
www.mushroomobserver.com posted on this site as Observation # 240606 http://mushroomobserver.org/240606?q=2mo6a
Location Mufindi, Mafinga, Iringa, Tanzania, East Africa
White medium sized Amanita, commonly found under eucalyptus in groups, clusters, or fairy rings in grass under eucalyptus. Exclusively under eucalyptus.
One mature specimen and three eggs used here for description.

Pileus: convex expanding, flattening, surface smooth or cracking slightly tacky.
White or ivory, no staining, Diameter 70mm, 6mm deep at stipe apex.

Stipe: length (apex to rim of volva) 55mm, 15mm mid span diameter, tapering upward, interior hollow, flesh white, smooth.
Veil remnants on stipe, white, thin membranous.
Volval sac: dry, white, leaving an 8-30mm rim around enlarged stipe base.
Base: 32-35mm diameter, slightly tapering downward.
Lamellae: dull white, nearly yellow or Ivory. Moderately close. Free, Margins minutely ragged. Lamellulae present, 7mm deep.
Odor: slight, musty or unpleasant.

This observation is part of the study of Amanita in Tanzania, and includes the images of the specimens and the nearby vegetation.
The dried specimens and descriptions will be sent to Rod for examination.

Proposed Names

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Comments

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see also this observation
By: Johannes Harnisch (Johann Harnisch)
2016-06-28 02:16:02 WIB (+0700)

http://mushroomobserver.org/229832?q=2mwrU
for more images of this species