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tomentum
英音[ təˈmentəm ] 美音[ toʊˈmentəm ]
绒毛
常用释义
词性释义
n.
[植] 绒毛;软脑膜的毛状内层
例句
全部
young
shoots
with
a
dense
grayish
tomentum
and
a few
glandular
hairs
.
幼枝具一紧密的浅灰色的绒毛层和一些腺毛。
large
tree
native to
eastern
Europe
and
Asia
Minor
having
leaves
with
white
tomentum
on
the
under
side
;
widely
cultivated as
an
ornamental.
原产于欧洲东部和小亚细亚的一种高大树,其叶子下面被白色绒毛;
Corolla
yellowish
,
cream
or
pinkish
,
without
tomentum
;
calyx
,
ovary
,
and
style
glandular
-
hairy
only
.
花冠淡黄,米色或者带粉红色,没有绒毛层;仅花萼,子房和花柱腺毛。
Peduncles
with
sparse
arachnoid
tomentum
when
young
,
then
gradually
falling
off
.
幼时的花序梗具具稀疏蛛丝状毛,然后逐渐从上落下。
Stipules
glabrous
or
with
arachnoid
tomentum
.
Pedicel
and calyx glabrous
.
托叶无毛或有蛛丝状绒毛的。
34 (33)
Inflorescence
axis
pilose
and
with
arachnoid
tomentum
.
花序轴具柔毛和具蛛丝状绒毛。
rachis
stout
,
ca
.
20
mm
,
with
dense
fawn
or
ferruginous
tomentum
.
坚固的轴,大约20毫米,具紧密的淡黄褐色或者铁锈色的绒毛层。
abaxial
surface
setose
and
sparsely
tomentose
,
tomentum
quickly
lost
at least
towards
apex
,
or
persistent, midrib
densely
glandular
-
setose
;
先端锐尖或渐尖背面具刚毛和向先端,宿存的或至少稀疏绒毛,绒毛层迅速丢失,密被具腺具刚毛;
Branchlets
terete
,
with
conspicuous
longitudinal
ridges
,
with
dense
,
white
or
brown
arachnoid
tomentum
and
purple
bristles
;
小枝圆柱状,带有显眼的纵脊,具紧密的,白色或者棕色的蛛丝状绒毛和紫色的硬毛;
Branchlets
terete
,
with
longitudinal
ridges
,
sparsely
pubescent
with
arachnoid
tomentum
;
小枝圆柱状,带有纵脊,有蛛丝状绒毛的疏生短柔毛;
同义词
n.
[植]绒毛;软脑膜的毛状内层
down
chorionic villus