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chalazal
合点的
常用释义
词性释义
合点的
卵带的
例句
全部
合点的
The
chalazal
parts
of the
endosperm
containing
free
nuclei
forms
several
lobes
.
包含游离核的合点端胚乳部分形成几个裂片。
Seeds
obovoid
,
base
rostrate
,
apex
retuse,
chalazal
knot
rounded
,
ventral
holes
furrowed
from
base
nearly
to
apex
.
种子倒卵球形,基部具喙,先端微凹,种脐圆形,腹面洞棱槽自基部几乎至先端。
Cell
wall
of the
egg
is
complete
while
cellularization
,
but its
chalazal
part
disappeared
when the
egg
is
mature
.
细胞化胚囊时期的卵细胞具完整壁;卵细胞成熟时,合点端细胞壁消失;
Chalazal
end
of
mature
embryo
sac
is
narrow
and
elongated
.
成熟胚囊的合点端狭长。
Seeds
obovoid
,
apex
rounded
and
retuse
,
chalazal
knot ovate
-
elliptic
,
ventral
holes
obelliptic
.
种子倒卵球形,先端圆形和微凹,种脐卵状椭圆形,腹面洞倒椭圆形。
After
fertilization
,
the
zygote
and
the proembryo
also
lie in
the
chalazal
end
.
受精后,合子和原胚亦位于合点端。
The
haustorium
cellularizated
from
the
micropylar
end
to
chalazal
end
at the
later
globular
stage
.
球形胚晚期吸器自珠孔端向合点端逐渐细胞化。
Petals
7-11
mm
;
ovary
pubescent
but
not
white
canescent
;
seeds
with
inconspicuous
chalazal
collar
.
花瓣7-11毫米;子房具短柔毛但不是白色被灰白毛;种子具不明显的合点领。
the
egg
apparatus
lies
in the
chalazal
end
while
the
antipodal
cells
lie
in the
micropylar
end
.
胚囊极性反转,即卵器位于合点端,而反足细胞位于珠孔端。
Chalazal
region
morphology
on the
endotesta
of Magnoliaceous
seeds
and its
systematic
significance
木兰科种子内种皮合点区形态及其系统学意义
1·Chalazal end of mature embryo sac is narrow and elongated.
成熟胚囊的合点端狭长。