Submitted by: Submitted by swash123
Views: 39
Words: 280
Pages: 2
Category: Science and Technology
Date Submitted: 11/23/2014 09:52 PM
1a. Sexual spores produced in ascus................................................go to 2
b. Sexual spores not produced in ascus..........................................go to 3
2a. Species are barely visible and live on dung………………………Saccobolus sp.
b. Highly prized edible fungi; asci line in large pits…………………Morchella sp.
3a. Sexual spores produced in basidium……………………………..go to 4
b. Sexual spores not produced in basidium………………………...go to 5
4a. Release spores through a hole (ostiole) or when mushroom ruptures……..Lycodperdon-pyriformei
b. Do not release spores through a hole (ostiole) or when mushroom ruptures……..go to 6
5a. Sexual spores produced in sporangia……………………………go to 7
b. Sexual spores not produced in sporangia……………………….go to 8
6a. Normally shaped like shelves and never soft………………….Stereum sp.
b. Basidia containing spores suspended from gill on underside of cap……..Coprinus sp.
7a. Have short-lived diploid zygosporangium and haploid sporangium containing spores that develop from it after meisois occurs in zygosprangium; causes bread to rot……….....Rhizopus stolonifer
7b. Sporangia grow overnight on animal dung and mature by early morning. Disperses spores on nearby blades of grass……………………………………………...Piobolous sp.
8a. Lichen that has a fungal mycelium, of fruticose category, small shrub appearance, and have red apothecia that are spore bearing organs…...........................Cladonia sp.
8b. A mycelium is not present; the organism behaves like a huge amoeba………Slime Mold
Pictures Associated With Key (I couldn’t fit them earlier)
1a. [pic]Ascomycetes produce sexual spores (ascospores) in a sack-like body or ascus.
2a. [pic]
2b. [pic]
3a. [pic]Spores are produced in basidia from gill of fungi.
4a. [pic]
5a. [pic]Spores are produced in sporangia in zygomycetes.
6a. [pic]
6b. [pic]
7a. [pic]
7b. [pic]
8a. [pic]
8b. [pic]