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aecium (plural
aecia) is a
specialised reproductive structure found in some
plant pathogenic rust
fungi that
produce aeciospores.
Aecia may also be referred...
- and
cytologically distinct spore-producing
structures viz., spermogonia,
aecia, uredinia, telia, and
basidia in
successive stages of reproduction. Each...
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established and a
second spore stage is formed,
numbered "I" and
called aecia,
which form
dikaryotic aeciospores in dry
chains in
inverted cup-shaped...
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Aecia on foliage...
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subsequently form
aecia. At this time, the
pseudoflowers lose
their green colour and stop
producing nectar.
Spores produced in the
aecia,
referred to as...
-
heteroecious rusts. The
aecial host is the
alternate host (look for
pycnia and
aecia).
These terms apply when two
hosts are
required by a
heteroecious rust fungus...
- and
sometimes a
central hole. On the
lower leaf surface, 20-30 cup-shaped
aecia of the
fungus form on each gall. On the
upper surface of the leaf, infection...
- telia. The
corresponding stage on the pear
trees is
known as
aecia. The
telia and
aecia release wind
borne resting or
hibernating spores (called teliospores...
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spores of
wheat rust. The
sporidia germinated,
leading to the
forming of
aecia with
yellow spores, the
familiar symptoms of
infection on the barberry....
- as Wisconsin, Washington, and California, in the
United States, but the
aecia are so far
known only from
artificial inoculation of
white spruce (Crane...
