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The results showed that: Base on the observation results of paraffin slice up, the progress of male and female flower development can be divided into five stages, including: fist, flower primordium, namely asexuality stage; second, hermaphroditic stage; third, single flower at early stage; fourth, widen of stamen primordial and enlarge of pistil primordial; fifth, microspore stage of male flower and grown up of female flower.

试验结果表明:据石蜡切片的观察结果,把苦瓜雌、雄花的发育进程分为5个时期:第一个时期为花原基期即无性期,第二个时期为两性期,第三个时期为单性花初成期,第四个时期雄花为雄蕊原基膨大期、雌花为子房膨大期,第五个时期雄花为花粉粒形成期、雌花为完全成熟。

Ovary superior, free from calyx; seeds 4–9, enclosed in stones.

子房上位,离生的花萼;种子4-9,在核里的内藏。

Style The stalklike portion of a carpel, joining the ovary and the stigma.

花柱:为心皮的一部分,是连接子房和柱头的结构。

Calyx deep purple, campanulate-rotate, 3-5 × 4-6 cm; sepals connate beyond attachment to ovary, abaxially glabrous; tube lantern-shaped, 1-2 × 1-2 cm, constricted at throat, adaxially longitudinally corrugate, becoming reticulate above, orifice ring 3-4 mm wide; lobes ovate to broadly ovate, 2-3 × ca. 2 cm, base with triangular corrugate-papillate area.

花萼深紫色,钟状辐状, 3-5 * 4-6 厘米;萼片合生超过贴生的子房,背面无毛;筒部灯笼形, 1-2 * 1-2 厘米,缢缩在喉部,正面纵向具皱褶,变得在上面网状,宽3-4毫米的孔环;裂片卵形到宽卵形, 2-3 *约2厘米,基部具三角形具皱褶区。

Cremocarp A dry fruit splitting into two one-seeded portions.

双悬果:是由两个心皮的子房发育而成的干果。

Female inflorescence pendulous or erect, with numerous overlapping bracts; each bract subtending a small dichasium with 2 or 3 flowers; calyx with 1-6 scalelike lobes, or obsolete; petals absent; ovary inferior, 2-loculed; styles 2, free; ovules 2, or 1 by abortion, pendulous from near apex of each locule.

雌花序下垂或直立,具多数重叠操作苞片;每苞片对着一小的二歧聚伞花序具2或3花;花萼具1-6鳞片状的裂片,或废退;花瓣无;子房下位,2室;花柱2,离生;胚珠2,或以败育,从近先端那里下垂具有每一个子房室。

Hila 1.A scar on the testa of a seed marking the point at which it was attached to the ovary wall by the funicle.

种脐:1是种子的外种皮上保留的一个痕迹,显示种子与子房壁在此处靠珠柄连接。

Ovary 5-celled. Style short. Fruit drupaceous with remnant of style at apex, globoid, glabrous or tomentose, 1--5-seeded.

子房5室。花柱短果为核果具剩余的花柱在先端,globoid,被绒毛的无毛或,种子。

The part inside the exocarp, which generates from ovary wall, comprises the outer sarcocarp with a nutrient layer and a adhesively gelatinous layer of cells and inner gristly putamen-shell of 2-3 layers of sclereids.

成熟果外果皮革质,是花被筒发育而来,其内有一圈维管束;果皮层以内的部分,是子房壁发育而来的果肉和果核。

The position of the gynoecium is shown by a line above or below the letter G denoting an inferior or superior ovary respectively.

雌蕊的位置用一条在字母 G 上方或下方的横线来分别表示子房上位或下位。

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