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胚珠的

与 胚珠的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Ovary inferior, 3-loculed; ovules few to many; placentation axile.

子房下位的,3室;胚珠少数到多数;中轴胎座。

Podocarpus; ovule 1 per carpel, basal; style usually present, with adaxial stigmatic tissue, sometimes absent; distinct stigma usually absent.

podocarpus;胚珠1 每心皮,基部;花柱通常宿存,具柱头组织,有时无;明显的柱头通常无。

Ovary with 1 to several ovules per locule; septa often containing nectaries opening by pores at base of ovary.

子房具1到数个胚珠每室;隔膜通常包密腺,通过子房基部的孔打开。

Carpels (1 or)2, at base of hypanthium, apically villous; ovary ovoid-cylindric; ovule 1, pendulous; style subterminal, filiform, long exserted from hypanthium; stigma minute.

心皮(1或)2,托杯,顶部具长柔毛的在基部;圆筒状子房卵球形;胚珠1,下垂;花柱近顶生,丝状,长从托杯外露;柱头小。

Flowers unisexual, dioecious or the same strain, integrated head-shaped, weed inflorescence or syconium, was born in the shape of the receptacle, the male flowers with perianth 2-6, and often four, separation, or a little co-sheng, stamens 4, and with the same number of tepals and on the health, female flower sepal 4, ovary win, and dilute the next bit, usually a room, each room has an overhanging ovules.

花单性,雌雄异株或同株,集成头状、荑花序或隐头花序,生于各形的花托内,雄花有花被2—6,常为4,分离或稍合生,雄蕊4,并与花被片同数且对生,雌花萼片4,子房上位,稀下位,通常1室,每室有1颗悬垂胚珠。

Sepal 5, fu covers with tiles shape is arranged, chang Sucun, corollaceous bell form, funnel form, tall foot butterfly form or earthen jar form, brim ministry is shallow 5 crack or deep 5 crack, rotate when bud or tweezers closes account; Staminal 5, on canister of move unripe Yu Guan, hide inside or appear, pollen bead does not have thorn or aculeate, on ovary, often be a cup of shape or surround for flower disc place of dissension, 1-4 room, every room contains 1-2 bead ovule, style 1-2, post is not cracked or 2 crack, rare 3 crack, or 2-4 is cracked.

萼片5片,覆瓦状排列,常宿存,花冠钟形。漏斗形。高脚蝶形或瓮形,檐部浅5裂或深5裂,芽时旋转或镊合状;雄蕊5枚,着生于冠筒上,内藏或外露,花粉粒无刺或有刺,子房上位,常为杯状或为分裂的花盘所包围,1-4室,每室含1-2粒胚珠,花柱1-2个,柱头不裂或2裂,稀3裂,或2-4裂。

Stamens 1 or 2 × as many as sepals; filaments short, slender; anthers basifixed, mostly oblong or linear, 4-loculed, dehiscing by slits, antisepalous anthers sometimes somewhat longer than antipetalous ones; pollen grains shedding at 3-celled stage. Ovary inferior, 1(or 2)- or 4-celled, septa solid or practically absent (present only at base and apex of ovary); styles as many as sepals, alternisepalous, free, mostly short, grading into globose or subulate stigmas, spreading in fruit; stigmatic papillae hairlike; ovules as many as styles, rarely 1, apical, pendulous, anatropous.

雄蕊1或2 *同数萼片;花丝短,纤细;花药基着,通常长圆形或者线形,4室,纵向开裂,对萼花药稍比对瓣花药长;花粉粒在3室的阶段散落子房下位,1(或者2)或4室,隔膜实心或几乎无(只在基部和子房先端存在);花柱和萼片同数,与萼片互生,离生,柱头乳突毛发状;胚珠与花柱同数,很少1,顶生,倒生。

Ovary 4-parted, valves free, each containing 1 anatropous ovule.

深裂的子房4,裂爿离生,每一个包含1倒生胚珠。

Carpels 2-5, free or slightly connate only at base; ovules 1 or 2 per locule, campylotropous or anatropous; styles 2-5, connate, but only with female trace in male flowers.

心皮2-5,离生或稍合生只在基部;每子房室胚珠1或2,弯生或倒生;花柱2-5,合生,但在雄花中仅见雌性的痕迹。

Female flowers: sepals and petals like those of male flowers but slightly larger; ovary fleshy, 2(or 3)[-5]-loculed; ovule 1 in each locule, anatropous; styles short, 2-parted, usually divergent.

雌花: 萼片和花瓣与雄花的相似只是稍大;子房肉质,2(或者3) [-5]室;每子房室1胚珠,倒生;花柱短,2裂,通常分叉。

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