Journal of Medicinal Plants Research,
Год журнала:
2023,
Номер
17(5), С. 137 - 163
Опубликована: Май 30, 2023
The
present
study
covers
the
micro-morphological
characteristics
of
32
taxa
Asteraceae
family
from
Qarshi
Botanical
Garden
at
Industries
(Pvt.)
Ltd.,
Hattar
Haripur,
Pakistan.
morpho-palynological
characters
studied
were
size,
shape,
polar
and
equatorial
diameter
their
exine
ornamentation
using
light
microscopy
(LM)
scanning
electron
(SEM)
for
its
taxonomic
significance.
In
investigations
pollen
apertures
examined
tricolporate,
tricolpate,
trizonocolporate,
pentaporate
tetracolporate.
mesocolpium
orientation
according
to
P/E
ratio
was
identified
as
reticulate,
echinate,
oblate-spheroidal,
echino-lophate,
densely
perforated
echinate
perforate.
It
found
that
following
types
sculpture
occurred
in
investigated
species:
Echinate-perforate,
aerolate-echinate,
echinate-microreticulate,
verrucate-echinate,
scabrate-Echinate,
reticulate
shortly
spinulate,
elliptic
rarely
circular
hexagonal
view
spinulose-verrucate.
Similarly,
variation
prominent
largest
recorded
on
Artemisia
vulgaris,
Chicorium
intybus,
Helianthus
annuus
Carthamus
oxyacantha
which
have
diameter.
This
with
large
size
42.65
µm
while
smallest
Chrysanthemum
leucanthemum,
absinthium,
Stevia
rebaudiana,
Tanacetum
vulgare,
Saussurea
costus
cinerariifolium.
Exine
thickness
maximum
value
Centratherum
punctatum
1.7
µm,
minimum
one
Seriphidium
kurramense
0.5
(0.15-0.90).
Pollen
fertility
estimated
highest
percentage
counted
C.
leucanthemum
(89.55%),
sterility
percentages
observed
Lactuca
sativa
(63%).
lowest
L.
S.
(40
36.80%),
respectively.
findings
analysis
morphological
data
show
species
level
importance.
Key
words:
taxa,
Garden,
morphology,
taxonomy,
(LM),
(SEM).
Forests,
Год журнала:
2023,
Номер
14(2), С. 243 - 243
Опубликована: Янв. 28, 2023
Gleditsia
sinensis
Lam.
(Fabaceae)
is
an
endemic
species
in
China,
which
has
a
wide
range
of
ecological
functions
and
high
economic
value.
G.
belongs
to
androdioecy,
the
stamens
perfect
flowers
are
aborted,
meaning
that
flower
functional
female
flower.
Understanding
dynamic
process
flowering
characteristics
pollen
morphology
effectively
determine
viability
vitality,
suitable
conditions
for
short-term
storage
can
provide
theoretical
basis
technical
reference
hybrid
breeding
germplasm
conservation
sinensis.
In
this
study,
male
plants
Guiyang
area
were
used
as
research
materials.
The
was
recorded
through
field
observation.
observed
analyzed
with
scanning
electron
microscope
(SEM).
germination
studied
vitro
method,
vitality
also
determined
using
four
staining
methods.
effects
different
temperatures
water
contents
on
rate
discussed.
results
showed
had
short,
single
period,
lasting
2–3
days
from
opening
shedding.
artificially
divided
into
five
stages.
Pollen
grains
oblate
spheroidal,
tricolporate
equatorial
elongated
endoapertures
sporoderm
surface
reticulate.
MTT
(Thiazolyl
Blue
Tetrazolium
Bromide)
method
could
accurately
quickly
highest
65.89%
±
3.41%,
length
tube
3.96
mm
after
cultured
15%
sucrose
+
100
mg/L
boric
acid
20
calcium
chloride
24
h.
It
necessary
collect
at
big
bud
stage,
conducive
improving
efficiency
collection
because
been
mature
stage.
When
it
came
preservation,
significantly
affected
by
time,
temperature
content.
still
being
stored
−80
°C
30
when
moisture
content
decreased
9%,
only
28.84%
compared
before
storage.
conclusion,
study
comprehensively
systematically
morphology,
determination
preservation
methods
sinensis,
providing
cross
regional
utilization
resources.
Current Plant Biology,
Год журнала:
2024,
Номер
38, С. 100348 - 100348
Опубликована: Апрель 27, 2024
Pollen
analysis
is
essential
for
discerning
the
botanical
and
geographical
origins
of
honey,
ensuring
authenticity,
quality,
commercial
value.
The
Sahara
Desert
in
Algeria
boasts
unique
floral
diversity,
with
its
melliferous
plant
species
contributing
to
regional
honey
production.
Nevertheless,
a
lack
comprehensive
information
on
pollen
characteristics
these
plants
impedes
precise
identification
Saharan
honeys.
Given
importance
understanding
origin
quality
assurance,
this
study
addresses
challenge
posed
by
scarcity
melissopalynological
data
Desert.
By
offering
detailed
characterization
pollen,
research
contributes
valuable
insights
broader
field
authentication
underscores
significance
industry.
Therefore,
was
conducted
characterize
Desert,
which
establishing
database
that
can
aid
determination
origins,
protect
against
fraudulent
activities,
support
conservation
efforts.
This
aimed
at
spontaneous
from
facilitate
honeys
produced
region.
In
three
regions
(Ghardaïa,
Touggourt
Ouargla),
morphological
features
namely:
polar
length
(PL)
equatorial
diameter
(ED),
size,
shape,
apertures
exine
ornamentations
19
native
were
studied
through
sampling
ten
flowers
per
grains
flower
each
(n
=
3800
measurements).
surveyed
showed
medium-sized
pollens
(25–50
µm)
most
dominant
(73.34%),
followed
slam-sized
(21.18%),
smallest
size
observed
Tetraena
alba
(PL
18.98
±
4.82
μm,
ED
18.95
5.06
μm)
largest
measured
Faidherbia
albida
58.03
4.65
µm,
57.46
4.70
μm).
frequent
forms
different
prolate-spheroidal
(32.68%)
oblate-spheroidal
(26.53%).
Diverse
types
detected
unit
level
dominance
reticulate
(57.89%).
Tricolporate
(42.11%)
tricolpate
(31.58%)
dominate
apertures.
characterized
plants,
determination,
supporting
conservation,
implications
authentication,
protection,
preservation
resources
sustained
Microscopy Research and Technique,
Год журнала:
2022,
Номер
85(8), С. 2801 - 2812
Опубликована: Апрель 12, 2022
Opuntia
is
the
most
diverse
and
widely
distributed
drought
resistant
promising
genus
of
family
Cactaceae.
The
cladodes
were
utilized
to
quantify
chemical
composition
these
plants
helpful
in
lignocellulose
conversion
their
application
towards
biofuel
production.
present
study
was
aimed
evaluate
compare
taxonomic
relationship
based
on
morphology,
stem
anatomy
palynology
important
desert
cacti
including
dillenii
monacantha.
This
also
evaluates
potential
usefulness
morphological,
anatomical
pollen
traits
using
light
scanning
electron
microscopy.
obtained
microcharacters
flowers
are
considered
diagnostic
at
generic
specific
levels.
Some
distinguishing
morphological
features
observed
elliptical
obovate
cladodes,
1-7
spines
per
areole
presence
glochidia
O.
dillenii.
Pollen
characters
studied
taxa
highly
species
epidermis
has
irregular
wavy
cells,
with
straight
sinuate
wall
pattern
paracytic
stomata.
grains
appear
as
pantoporate
prolate
spheroidal
having
reticulate
perforate-reticulate
sculpturing
while
exine
semi-tectate
tectate.
could
be
valuable
elaborate
correctly
identification
species.
methods
microscopic
examination
providing
sufficient
evidence
about
taxonomy
RESEARCH
HIGHLIGHTS:
Description
illustration
Opuntia.
Morpho-anatomy
LM
SEM.
Highly
variation
qualitative
quantitative
features.
Systematic
significance
presented.
Notulae Botanicae Horti Agrobotanici Cluj-Napoca,
Год журнала:
2024,
Номер
52(2), С. 13462 - 13462
Опубликована: Июнь 3, 2024
Palynology,
a
prominent
field
in
plant
systematics
and
biodiversity
studies,
plays
vital
role
identifying
determining
the
species
present
specific
region.
The
current
study
was
performed
to
evaluate
micromorphological
traits
of
pollen
from
flora
Lesser
Himalaya.
Pollen
microstructural
variations
aid
identification
belonging
botanical
families
various
geographic
habitats.
Flowers
24
selected
categorized
into
16
were
collected,
preserved
then
acetolysis
protocol
followed.
examined
under
light
scanning
microscopy
(LM
SEM)
for
palynomorph
description.
palynomorphs
characteristics
such
as
size,
shape,
exine
surface,
aperture
orientation,
examined.
Status
these
plants
show
that
herbs
are
being
dominant
(11
species),
while
shrubs
(7
climbers
(3
bulbous
(2
small
tree,
sedge,
weed
(1
each).
shape
determined
equatorial
view
were;
spheroidal,
sub-prolate,
oblate-spheroidal,
prolate,
spherical
sub-oblate.
seen
among
types;
tricolpate,
tricolporate
polyporate
most
species.
Exine
stratification
observed
mostly
scabrate
echinate,
cristate-reticulate,
granulate,
punctate,
rugulate-perforate,
striate-rugulate,
verrucate,
cristate-foveolate
visualized
each
different
Palynomorph
apertural
patterns
sunken,
furrowed,
slightly
bulged,
scabrate,
slit
like,
perforate.
largest
polar
diameter
measured
Hymenocallis
littoralis
(138.6
µm)
whereas
smallest
Parthenium
hysterophorus
(14.70
µm).
Equatorial
distance
calculated
maximum
Cascabela
thevetia
(110.1
minimum
Hibiscus
rosa-sinensis
(1.7
P/E
ratio
(1.8)
lowest
Duranta
erecta
(0.89).
taxonomic
characters
investigated
can
be
helpful
level
provide
baseline
conduct
more
systematic
research
with
respect
genera.