Assembling the Fungal Tree of Life

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Phylum Subphylum Class Subclass Order Family Genus Species Anamorph
Basidiomycota Pucciniomycotina Atractiellomycetes Atractiellales Helicogloeaceae Helicogloea lagerheimii
AuthorityPat.



Septum / Pore Cap

Cell type: (XN) mycelium of unknown nuclear status

Component: Hypha excluding ascogenous hypha/ascus

CharacteristicStateCodeImages
Uniperforate septa a single central pore 1 Images
Uniperforate septal pore margin unelaborated margin 1 Images
Protruding non-membrane-bound bodies associated with septal pore(s) absent 0 Images
Membrane-bound bodies associated with septal pore(s) atractosomes 3  
Membranous structures associated with septal pore(s) absent 0 Images
Non-membrane-bound, electron-dense bodies associated with septal pore(s) absent 0 Images
Woronin body type Woronin bodies absent 0 Images
Septal pore cap basic structure pore cap absent 0 Images
Detailed structure of elaborated septal pore cap elaborated cap absent 0 Images
Detailed structure of simple septal pore cap simple cap absent 0 Images
Saccules of elaborated pore cap lined with external electron-dense layer absent 0  
Substructure of pore cap absent 0  
Pore cap enclosed by endoplasmic reticulum absent 0 Images
Multiperforate septum multiperforate septum absent 0 Images
Desmotubules in plasmodesmata absent 0 Images
Sources
Notes Septal pore occlusion is by electron-dense bands that are difficult to interpret. Atractosomes are not clear. A zone of exclusion is said to be present at septal pore.
Character Quality Good
Fixation glutaraldehyde; postfixed in osmium
Study Complete No
Author Weiss, M., Bauer, R., and Begerow, D.
Date 2004
Source Frontiers in Basidiomycote Mycology, Agerer, R., Piepenbring, M., Blanz, P., eds, p.7-48

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