Assembling the Fungal Tree of Life

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Phylum Subphylum Class Subclass Order Family Genus Species Anamorph
Basidiomycota Agaricomycotina Tremellomycetes Tremellales Tremellaceae Tremella globispora
AuthorityReid



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
Perinuclear endoplasmic reticulum absent 0  
Spindle pole body cap absent 0 Images
Interphase chromatin condensation absent 0  
Transient intranuclear element at late interphase-prophase present within nucleus opposite the extranuclear spindle pole body 1 Images
Sources
Date 1988
Source Mycologia 80: 479-492

Septum / Pore Cap

Tremella_globospora_1365_0a1ce8e919630b09ed4d7117287497375e317da9 Septum in a dikaryotic mycelium of Tremella globospora.
Tremella_globospora_1366_f0523c84248832e56d5d4cd4382fc799cc09109c Detailed structure of elaborated septal pore cap of Tremella globospora illustrating multiple saccules.
Tremella_globospora_1367_2afbf97566d4d0c5791bc9db0f009c4596127e89 Reconstruction of the septal pore and associated membranes of Tremella globospora.

Cell type: (NN) dikaryotic mycelium

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 elaborated cap with abseptal or adseptal extensions (cupulate, reticulate, or tubular extensions) 1 Images
Detailed structure of elaborated septal pore cap multiple saccules 2 Images
Detailed structure of simple septal pore cap simple cap absent 0 Images
Saccules of elaborated pore cap lined with external electron-dense layer present 1 Images
Substructure of pore cap cap with uniform electron-transparent contents 1 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 Filaments of two types: fine, and thicker (like Auricularia auricula-judae); additional bands extend across pore.
Character Quality Good
Fixation glutaraldehyde and postfixed in osmium; freeze-substitution
Study Complete Yes
Author Berbee, M.L. and Wells, K.
Date 1988
Source Mycologia 80: 479-492
Other Sources Filaments: L?, H.S. and McLaughlin, D.J. (1991). Mycologia 83: 322-334
Collector K. Wells
Collector no. 2427
Substrate Tsuga sp.
Source of character K. Wells 2427; crossed single-spore isolates; collected Vancouver, B.C.

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