Lab 5

1
Lab 5

• Fungi

2
Fungi

• Common name Fungi, molds
• Synonyms Eumycota
• Mode of nutrition Heterotrophic saprophytic or
  parasitic
• Habitat Terrestrial, aquatic, or within host
  organism
• Growth habit Multicellular mycelium, or
  unicellular
• Cell wall Chitin

3
Fungi

• Undulipodia (flagella) Two whiplash, or none
• Food storage Glycogen
• Clonal reproduction Aplanospores, zoospores
• Sexual reproduction Haploid-dominant
  alternation of generations
• Included Phyla Chytridiomycota, Zygomycota,
  Ascomycota, Basidiomycota
• Recognized by Chitin cell wall, saprophyte or
  parasite.

4
Chytridiomycota

• General features of the Fungi
• Common name Chytrids
• Synonyms None
• Habitat Freshwater or within host organism
  (which may be a terrestrial plant)
• Growth habit Unicellular or multicellular
  mycelium of aseptate hyphae
• Undulipodia (flagella) Whiplash, often two

5
Chytridiomycota

• Clonal reproduction Zoospores
• Sexual reproduction Haploid-dominant, isomorphic
  alternation of generations - isogamous or
  anisogamous
• Representative genera Allomyces, Synchytrium
• Recognized by Flagellated cells, chitin cell
  walls

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A Synchytrium
Chytridiomycota
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A Allomyces gametophyte
Chytridiomycota
8
A Allomyces sporophyte
Chytridiomycota
9
Zygomycota

• General features of the Fungi
• Common name Bread molds
• Synonyms Phycomycota (also applied incorrectly
  in old references to the Oomycota)
• Habitat Terrestrial or within host organism
• Growth habit Multicellular mycelium of aseptate
  hyphae, or unicellular

10
Zygomycota

• Undulipodia (flagella) None
• Clonal reproduction Aplanospores
• Sexual reproduction Haploid-dominant, isogamous
• Representative genera Phycomyces, Rhizopus
• Recognized by Zygospores clonal spores inside
  sporangia

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A Rhizopus
Zygomycota
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U Rhizopus
Zygomycota
13
U Phycomyces
Zygomycota
14
Ascomycota

• General features of the Fungi
• Common name Sac fungi
• Synonyms None
• Habitat Terrestrial or within host organism
  rarely freshwater or marine
• Growth habit Multicellular mycelium of septate
  hyphae, or unicellular
• Undulipodia (flagella) None

15
Ascomycota

• Clonal reproduction conidia
• Sexual reproduction Haploid-dominant, often
  characterized as oogamous
• Representative genera Anthracobia, Aspergillus,
  Erisyphe, Penicillium, Peziza, Saccharomyces,
  Sordaria, Taphrina, Uncinula
• Recognized by Asci, open pores in septa

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D Moldy food
Ascomycota
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A Penicillium
Ascomycota
18
U Penicillium
Ascomycota
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A Aspergillus
Ascomycota
20
D Aspergillus
Ascomycota
21
U Aspergillus
Ascomycota
22
A Peziza
Ascomycota
23
U Sordaria
Ascomycota
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D Sordaria section of perithecium
Ascomycota
25
A Erysiphe
Ascomycota
26
A Taphrina
Ascomycota
27
D Morchella
Ascomycota
28
D prepared specimens in jars
Ascomycota
29
Ascomycota

• ascomacontainshymeniumis made
  ofasciproduceascospores

30
Basidiomycota

• General features of the Fungi
• Common name Club fungi
• Synonyms None
• Habitat Terrestrial or within host organism
• Growth habit Multicellular mycelium of septate
  hyphae, or unicellular
• Undulipodia (flagella) None

31
Basidiomycota

• Clonal reproduction Uncommon, usually by conidia
• Sexual reproduction Haploid-dominant, isogamous
• Representative genera Agaricus, Boletus,
  Coprinus, Lycoperdon, Polyporus, Puccinia
• Recognized by Basidia, closed pores in septa

32
D Shelf fungus
Basidiomycota
33
D Brown wood rot
Basidiomycota
34
D White wood rot
Basidiomycota
35
P Agaricus
Basidiomycota
36
A Coprinus
Basidiomycota
37
A Boletus
Basidiomycota
38
A Lycoperdon
Basidiomycota
39
Basidiomycota

• basidiomacontainshymeniumis made
  ofbasidiaproducebasidiospores