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与 萼片 相关的网络例句 [注:此内容来源于网络,仅供参考]

Bracteoles 2 or rarely more, caducous or persistent, sometimes clearly differentiated from sepals.

小苞片2或很少更多,早落或宿存,有时明显与萼片区别。

Scapose perennials with caudices covered with petioles of previous years; trichomes almost exclusively simple, restricted to leaf margins and sepals abaxially; stems leafless or with 1-3 leafy bracts

为第二年的叶柄所覆盖的有茎基的Scapose的多年生植物;毛状体几乎专门简单,对背面叶缘和萼片限制;茎无叶的或具1-3叶状苞片 11 A。 alaschanica 贺兰山南芥

Flowers small to medium-sized, bracteate and often bracteolate, bisexual or unisexual, actinomorphic or rarely zygomorphic, hypogynous to epigynous, floral cup shallow to urn-shaped, sometimes absent; sepals 4 or 5(–10), sometimes absent, imbricate, usually persistent; petals absent or 4 or 5, yellow, white, greenish or red, often ribbonlike and circinate in bud, caducous; stamens 4, 5, or many, free, rarely arranged in 2 whorls with the inner whorl staminodal, development of polyandrous androecia centripetal or centrifugal; anthers basifixed, thecae mostly bisporangiate, each opening by two valves or a simple longitudinal slit, or monosporangiate and opening by a single valve (Exbucklandia, Hamamelis and the genera of the S hemisphere), connective protruding; disk scales sometimes present between stamens and carpels.

花小对中型,具苞片和通常,萼片4或5(-10),有时无,覆瓦状,通常宿存;花瓣无或者4-5,黄色,白色,带绿色或者红,通常在芽期带状的并且拳卷,早落;雄蕊4,5,或者很多,离生,很少2轮生并且退化雄蕊内部轮生,多雄蕊的雄蕊群向心或离花药基着大多为的囊bisporangiate,以二裂爿或一单纵裂缝每开阔的,花盘鳞片有时片在雄蕊和心皮之间存在。

Female flowers 1-3 per bract, often sessile; bracts often dentate or lobed, accrescent in fruit; sepals 3-5, shortly connate, imbricate; ovary (2 or)3-locular; styles mostly free, laciniate.

雌花1-3 每苞片,通常是无梗;苞片经常具牙齿的或浅裂,在果期增大;萼片3-5,短,覆瓦状;子房2(或3)室;花柱多数离生,条裂。

A segment of a perianth which is not differentiated into calyx and corolla; a sepal or petal.

花被片 Tepal 无花萼和花冠之分的花被片;萼片或花瓣。

Female flowers with an entire bract adnate to ovary, free at apex; bracteoles 2, adnate to ovary, free at apex; sepals 4, adnate to ovary, free at apex; style elongate with recurved branches; stigmas carinal, 2-lobed, plumose.

雌花具一全缘的苞片贴生于子房,离生在先端;小苞片2,贴生于子房,免费在先端;萼片4,贴生于子房,离生在先端;花柱拉长具下弯的分枝;柱头carinal,2裂,羽状。

Pedicel covered by bracteoles; bracteoles and sepals imbricate,± caducous after anthesis, crustaceous, margin scarious.

小苞片盖住的Pedicel;小苞片和萼片成鳞状,±早落的在花后,壳质,边干膜质。

Flowers bisexual or unisexual, regular, hypogynous, solitary or in cymes or thyrses; bracteoles often inserted just beneath calyx and then not always easily distinguishable from sepals.

花两性或单性,整齐,下位,单生或组成聚伞花序或聚伞圆锥花序;小苞片通常着生在花萼正下方,小苞片于萼片不容易区分。

Scapes 2 or 3, few flowered; involucral bract petiole 1--3 cm; bracteoles present, small; sepals puberulent.

花葶2或3,很少花;总苞片叶柄1 --3厘米;小苞片存在,小;萼片被微柔毛。

Bracteoles small, lunate, semiorbicular, or broadly ovate; inner 5 or 6 bracteoles ± persistent on young fruit, sepaloid, suborbicular, margin membranous.

小苞片小,新月形,半圆形,或者宽卵形;内部5或6小苞片多少在年轻的果上宿存,萼片状,近圆形,边缘膜质的。

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