a)Endomycorrhizae.
-Also known as vesicular-arbuscular mycorrhiza.
-Develop arbuscules and vesicles within root cortical cells.
-Arbuscules are where carbohydrates and nutrients are exchanged.
-Vesicles are used as storage organs.
-Common in herbaceous plants.
-Form associations with maple, sycamore, ash, gum, walnut, cypress, and poplar among others.
b)Ectomycorrhizae.
-Fungi grow between root cortical cells.
-Form a mantle that covers the root surface.
-Roots develop a swollen appearance.
-Mantle acts as a barrier to pathogens.
-May develop above-ground fruiting bodies.
-Examples are Mushrooms and puffballs.
-Common in pine, spruce, fir, beech, eucalyptus, alder, oak, and hickory.
jim items answered the question on January 29, 2019 at 16:14
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