Assembling the Fungal Tree of Life

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Phylum Subphylum Class Subclass Order Family Genus Species Anamorph
Basidiomycota Agaricomycotina Agaricomycetes Polyporales Polyporaceae Trametes versicolor



Nuclear Division

Cell type: (MI) mitosis

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 loose polar fenestrae, including extensions of nuclear envelope into the cytoplasm at the spindle pole, but mainly intact 2 Images
Telophase nuclear envelope retention of complete nuclear envelope around the chromatin with median constriction/fragmentation 0 Images
Perinuclear endoplasmic reticulum absent 0  
Central spindle present 1 Images
Spindle pole body cap continuous with the nuclear envelope 1 Images
Nucleolus behavior nucleolus discarded between prophase and metaphase 1 Images
Transient intranuclear element at late interphase-prophase present within nucleus opposite the extranuclear spindle pole body 1 Images
Sources
Character Quality good
Fixation gluteraldehyde with osmium postfix
Study Complete no
Author Girbardt, M.
Date 1968
Source Symp. Soc. Exp.Biol. 22: 249-259
Other Sources Girbardt, 1961, 1970, 1971, 1976; Girbardt, M., 1978, In "Nuclear division in Fungi", Ed. I. B. Heath, pp. 1-20, Academic Press, NY; Girbardt and Hadrick, 1975

Apical organization

Cell type: (MH) Mature hyphae

Component: Apical organization

CharacteristicStateCodeImages
Spitzenkörper (SPK) present 1  
Vesicles concentrated in thin layer beneath apical plasma membrane and/or loosely organized throughout apical dome absent 0  
SPK structure (light microscopy) central core absent or not visible 1  
Ribosome cluster distal to SPK or vesicle accumulation in apical dome absent or not observed 0  
Macrovesicles with uniformly dense lumen present, 70–120 nm diam. 1  
Macrovesicles (90–250 nm diam.) with an electron dense core, and less dense periphery absent 0  
Microvesicles with an electron dense core, and less dense periphery (30-65 nm diam.) absent 0  
Filasomes (protein-coated microvesicles; 30–40 nm diam.) present and common 2  
Sub-apical cluster of putative lipid globules absent 0  
Sources
Character Quality Good
Fixation Chemical fixation, light microscopy
Study Complete Yes
Author Grove and Bracker
Date 1970
Source Journal of Bacteriology 104: 989-1009
Source of character Hyphae

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