Applications in Plant Sciences,
Год журнала:
2024,
Номер
12(3)
Опубликована: Май 1, 2024
Conservation
policies
typically
focus
on
biodiversity
hotspots.
An
alternative
approach
involves
analyzing
the
evolutionary
history
of
lineages
in
geographic
areas
along
with
their
threat
levels
to
guide
conservation
efforts.
Mountains
exhibit
high
plant
species
richness
and
micro-endemism,
biogeographic
studies
commonly
point
recent
rapid
radiations
these
areas.
Using
a
nearly
endemic
clade
legumes,
our
study
evaluates
prioritization
approaches
campo
rupestre,
Neotropical
ecosystem
associated
mountaintops
that
is
located
between
two
Functional Ecology,
Год журнала:
2019,
Номер
34(2), С. 442 - 457
Опубликована: Ноя. 6, 2019
Abstract
Plant
growth
on
harsh
substrates
(habitat
specialization)
requires
specific
traits
to
cope
with
stressful
conditions.
We
tested
whether
related
nutrient
acquisition
(root
colonization
by
fungal
symbionts,
and
plant
morphological
physiological
specializations),
use
(leaf
nitrogen
(N)
phosphorus
(P)
concentrations
N‐
P‐remobilization
efficiency),
were
habitat
specialization
for
27
species
of
Velloziaceae
growing
either
in
soil
or
rocks
extremely
P‐impoverished
campos
rupestres
habitats.
If
drive
trait
sorting,
then
we
expect
differ
between
those
substrates.
Both
rock‐dwelling
presented
a
very
low
proportion
root
length
colonized
arbuscular
mycorrhizal
dark‐septate
fungi.
However,
rhizosheaths
only
observed
soil‐dwelling
species,
vellozioid
roots,
that
allows
mining
P
dissolving
quartzite
rock,
mostly
found
species.
did
not
observe
differences
nutrient‐use
rock‐
Root
specializations
are
strongly
correlated
microhabitats,
the
presence
roots
seems
mediate
bare
rock
specialization.
There
is
an
overall
limitation
productivity
both
,
which
does
sorting
above‐ground
symbiotic
acquisition.
Therefore,
impoverishment
indeed
strong
environmental
filter
as
whole,
but
plays
important
role
spatial
distribution
contrasting
Applications in Plant Sciences,
Год журнала:
2024,
Номер
12(3)
Опубликована: Май 1, 2024
Conservation
policies
typically
focus
on
biodiversity
hotspots.
An
alternative
approach
involves
analyzing
the
evolutionary
history
of
lineages
in
geographic
areas
along
with
their
threat
levels
to
guide
conservation
efforts.
Mountains
exhibit
high
plant
species
richness
and
micro-endemism,
biogeographic
studies
commonly
point
recent
rapid
radiations
these
areas.
Using
a
nearly
endemic
clade
legumes,
our
study
evaluates
prioritization
approaches
campo
rupestre,
Neotropical
ecosystem
associated
mountaintops
that
is
located
between
two
