Lab 26:
Survey of Fungi
1
Phylum Zygomycota: Bread molds
Asexual reproduction
•Procedure 27.2 Rhizopus (agar plate demo)
observe under dissecting scope
Sketch and label
hypha, mycelium and sporangium
•Prepared slide of Rhizopus sporangia
sketch and label
sporangiophore and sporangium
Phylum Zygomycota: Bread molds
Sexual reproduction
•Procedure 27.3 Rhizopus (prepared slide)
follow step 5 on page 301
Sketch and label
two parent hyphae and
zygosporangium
2
Phylum Ascomycota (Penicillium)
• Procedure 27.4 Examine fungi (demo plates)
follow step 1-3,
sketch each under the dissecting scope
• Procedure 27.5 Examine Penicillium (prepared slide)
Asexual reproduction
Sketch slide and label conidia (spores) and conidiophore
the sexual stage of Penicillium is not known
Phylum Ascomycota (Aspergillus)
•
used in production of soy sauce and
Sake
3
Phylum Ascomycota (yeast)
• Procedure 27.6 Make your own slide of yeast
yeast divide asexually by budding
follow step 1-2,
sketch yeast
Phylum Ascomycota (Peziza)
• Procedure 27.6 prepared slide of Peziza ascocarp
Sexual reproduction
follow step 4,
sketch slide and label ASCUS AND SPORE
answer question 6
4
Phylum Ascomycota (observe specimens)
• Morel
•Powdery mildew
•Ergot
Phylum Basidiomycota:
• Procedure 27. 8 Coprinus prepared slide
follow steps 1-5,
Sketch at low and high power
on each sketch label gill, basidium
and spore
5
Phylum Basidiomycota (observe specimens)
•Puff ball
Releasing spores
• Bracket fungus
•Corn smut
•Earth star
Lichens
• The fungus is usually an ascomycetes
Procedure 27. 9
follow step 1 (prepared slide of lichen thallus)
sketch and label: algal cell and hyphae
6
Lichens
•
follow step 2 (lichen specimens)
sketch one crustose, one foliose
and one fruticose
Answer questions page 309
1, 2, 7, 8
7