Assembling the Fungal Tree of Life

View changelog

Phylum Subphylum Class Subclass Order Family Genus Species Anamorph
Basidiomycota Agaricomycotina Agaricomycetes Agaricomycetidae Agaricales Strophariaceae Pholiota terrestris
AuthorityOverholts



Nuclear Division

Cell type: (ME) meiosis

Component: Nuc Div / SPB

CharacteristicStateCodeImages
Centriole absent 0  
Spindle pole body form, interphase-prophase a globoid 5 Images
Spindle pole body form, metaphase-anaphase a globoid that expands by more than 100% of its interphase-prophase size directly connected to spindle 7 Images
Metaphase nuclear envelope partially dispersed 3 Images
Perinuclear endoplasmic reticulum present 1 Images
Central spindle present 1 Images
Metaphase plate absent 0 Images
Spindle pole body cap continuous with the nuclear envelope 1 Images
Interphase chromatin condensation absent 0  
Nucleolus behavior nucleolus discarded between prophase and metaphase 1 Images
Sources
Character Quality good
Fixation gluteraldehyde with osmium postfix
Study Complete no
Author Wells, K.
Date 1978
Source Protoplasma 94: 83-108

Septum / Pore Cap

Cell type: (BC) basidiocarp

Component: Hypha excluding ascogenous hypha/ascus

CharacteristicStateCodeImages
Uniperforate septa a single central pore 1 Images
Uniperforate septal pore margin septal pore swelling 3 Images
Protruding non-membrane-bound bodies associated with septal pore(s) absent 0 Images
Membrane-bound bodies associated with septal pore(s) absent 0 Images
Membranous structures associated with septal pore(s) septal pore cap 1 Images
Non-membrane-bound, electron-dense bodies associated with septal pore(s) absent 0 Images
Septal pore occlusion thin non-membranous, non-continuous electron-dense material associated with septal swellings (Agaricomycotina) 2  
Woronin body type Woronin bodies absent 0 Images
Septal pore cap basic structure simple cap (cap with unelaborated abseptal surface) 2 Images
Detailed structure of elaborated septal pore cap elaborated cap absent 0 Images
Detailed structure of simple septal pore cap cap multiperforate, small pores 3 Images
Saccules of elaborated pore cap lined with external electron-dense layer absent 0  
Substructure of pore cap cap with three internal layers (central electron-dense layer between two less electron dense layers) 3 Images
Zone of organelle exclusion at pore absent 0 Images
Pore cap enclosed by endoplasmic reticulum absent 0 Images
Multiperforate septum multiperforate septum absent 0 Images
Desmotubules in plasmodesmata absent 0 Images
Sources
Notes Endoplasmic reticulum is reported as surrounding the pore cap in the subhymenium, but it is not consistently present and is absent in the lamella trama (see coding of character for zone of exclusion in basidiocarp). Occluded septum at basidium base.
Character Quality Good
Fixation glutaraldehyde with osmium postfix
Study Complete Yes
Author Wells, K.
Date 1978
Source Can. J. Bot. 56: 2915-2924
Other Sources Culture: K. Wells, Protoplasma 94: 83-108, 1978
Culture collection ATCC
Culture no. 14196
Collector R. D. Goos
Source of character Culture ATCC, and Univ. of Calif, Davis, strain 153

Cell type: (BC) basidiocarp

Component: Basidium/basidiocarp

CharacteristicStateCodeImages
Zone of exclusion outside septal pore cap in basidiomycete sporocarp zone of exclusion outside (abseptal) pore cap present 1 Images
Septal pore cap enclosed by endoplasmic reticulum in basidiomycete sporocarp absent 0 Images
Zone of exclusion in simple septum bordered by microbodies absent 0 Images
Primary septum within basidium primary septum within basidium absent 0  
Septal pore cap at primary septum within basidium absent 0 Images
Sources
Character Quality Good
Fixation gluteraldehyde with osmium postfix
Study Complete Yes
Author Wells, K.1978
Date 1978
Source Can. J. Bot. 56: 2915-2924
Other Sources Culture: K. Wells, Protoplasma 94: 83-108, 1978
Culture collection ATCC
Culture no. 14196
Collector R. D. Goos
Source of character Culture ATCC, and Univ. of Calif, Davis, strain 153

Text and images © 2006–2025 Regents of the University of Minnesota and David McLaughlin. All rights reserved.

Text and images made available under the terms of the Creative Commons BY-NC-SA 3.0 except those images whose copyright is held by others.  
hosted by MSI