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Pictorial supplement to The Fifth Kingdom - Chapter 5f

Subphylum Basidiomycotina - part 6

Class Phragmobasidiomycetes - Orders Tremellales, Auriculariales
Class Teliomycetes - Orders Uredinales, Ustilaginales
(32 pictures)

Class Phragmobasidiomycetes



Phragmobasidiomycetes - Tremellales -  stained, cruciately septate basidia. Nuclei are dark.
Note the long epibasidia..
   X 1000



Phragmobasidiomycetes - Tremellales - irregular, jelly-like basidiomata of Tremella.
   X 2



Phragmobasidiomycetes - Tremellales - basidomata of Phlogiotis, the apricot jelly
   X 1/4



Phragmobasidiomycetes - Tremellales - basidiomata of Tremellodendron
   X 2/3



Phragmobasidiomycetes - Tremellales - basidioma of Pseudohydnum. The 'teeth' make this look hydnaceous, but the jelly-like consistency and the cruciately septate basidia soon put you on the right track.
   X 2



Phragmobasidiomycetes - Auriculariales - ear-like basidioma of Auricularia
   X 1.2     Class Teliomycetes



Teliomycetes - Uredinales - barberry (Berberis) the alternate host of wheat rust fungus, Puccinia graminis tritici.



Teliomycetes - Uredinales - brown spots are infections producing spermagonia of Puccinia graminis tritici.



Teliomycetes - Uredinales - vertical section of barberry leaf containing spermagonia (at upper surface) and aecia (at lower surface) of the wheat rust fungus



Teliomycetes - Uredinales - flower-like aecia of Puccinia erupting through barberry leaf epidermis.



Teliomycetes - Uredinales - vertical section through an aecium of Puccinia graminis tritici.



Teliomycetes - Uredinales - uredinia of Puccinia graminis tritici erupting through epidermis of wheat (Triticum).
   X 10



Teliomycetes - Uredinales - vertical section through a uredinial sorus of Puccinia graminis tritici in a wheat leaf.
   X 60



Teliomycetes - Uredinales - stained urediniospores of Puccinia graminis tritici showing equatorial germ pores.
X 400



Teliomycetes - Uredinales - telial sori of Puccinia graminis tritici on wheat.



Teliomycetes - Uredinales - section through telial sorus of Puccinia graminis tritici on wheat leaf.



Teliomycetes - Uredinales - 2-celled teliospores of Puccinia graminis.



Teliomycetes - Uredinales - aecial stage of   Gymnosporangium on Amelanchier (serviceberry - Rosaceae).



Teliomycetes - Uredinales - telial horns of Gymnosporangium on juniper (Juniperus).



Teliomycetes - Uredinales - aecial 'blisters' of Cronartium comandrae on lodgepole pine (Pinus contorta var. latifolia).



Teliomycetes - Uredinales - Comandra, the primary host of Cronartium comandrae.



Teliomycetes - Uredinales - aecial stage of Cronartium fusiforme blister rust on Pinus.



Teliomycetes - Uredinales - aecia of Chrysomyxa arctostaphyli on black spruce (Picea mariana) [alternate host].



Teliomycetes - Uredinales - telial sori of Chrysomyxa arctostaphyli on bearberry (Arctostaphylus uva-ursae) [primary host]



Teliomycetes - Uredinales - zooming in on the aecial stage of Puccinia dioica on lettuce. (a) infected lettuce leaf, (b) patch of aecia, (c) a single aecium (SEM), (d) aeciospores (SEM).



Teliomycetes - Uredinales - uredinia of a systemic Puccinia in leaf of Rubus.



Teliomycetes - Uredinales - Hemileia vastatrix attacking coffee leaves in Java, Indonesia.



Teliomycetes - Uredinales - colourless aeciospores and 2-celled brown teliospores of Puccinia menthae (mint rust).



Teliomycetes - Ustilaginales - Ustilago maydis fruiting on corn (Zea mays).



Teliomycetes - Ustilaginales - the black 'smut spores' of Ustilago maydis being released.



Teliomycetes - Ustilaginales - loose smut of barley caused by Ustilago nuda - healthy and smutted ears.



Teliomycetes - Ustilaginales - onion smut caused by Urocystis cepulae.


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