花瓣

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。

With 3~4-year-old Annona ateznoya Hort. as experimental materials, effects of different pollination ways, degree of petal dehiscence and anther dehiscent time on hand-pollination were studied.

以3~4年生阿蒂莫耶番荔枝为试材，研究了授粉方法、花瓣开张程度和花药裂开时间对坐果的影响。

Results showed that anthocyanidin maybe was a flavone soluble in EtOH,and very stable to acid,oxidant,light and heating-treatments,but sensitive to alkaline and Fe~(2+),Fe~(3+),Cu~(2+),Pb~(2+) conditions.

微波提取工艺研究表明：微波提取时间在设定的提取工艺三因素中居主要影响，其次是乙醇用量和浓度；只需一次微波处理便可将花瓣中红色素提完。

Petals [3 or]4 or 5[-8], fascicles each with many to few stamens with filaments almost free to completely united, or ± completely connate , with anthers 1, 2, 4 or many-celled, basifixed or variously united; fasciclodes 4 or 5, antisepalous and free or ± united or absent; pistillode present or absent.

花瓣 [3或者 ]4或5 [-8]，每束簇具很多到少数花丝几乎离生到完全合生的雄蕊，或花丝多少完全合生的，具花药1，2，4或很多，基着或各种地合生；下位腺体4或者5，对萼和离生或者多少合生或无；退化雌蕊宿存或无。

The discovery and study of apetalous sterility mutant in Brassica napus L.

甘蓝型油菜无花瓣品系雄蕊雌化不育系的发现和遗传研究。

Any of various monoecious plants of the genus Parietaria, having long, narrow leaves with hairy tufts at the base and apetalous flowers.

墙草属植物任一种雌雄同株的荨麻属植物，长有茎部带有毛簇的细长的叶子和无花瓣的花

Flowers small, dioecious, apetalous, many flowered, compound into racemelike panicles.

花小，雌雄异株，无花瓣，多花，复合为总状圆锥花序。

Results showed that there was almost no difference in the length of bud, stamen, sepal and pistil between the apetalous and petalous lines.

测试了无花瓣油菜突变品系Apet33-10初花期、盛花期和青荚期的光合效率和叶绿素荧光。

Any of numerous plants of the genus Urtica, having toothed leaves, unisexual apetalous flowers, and stinging hairs that cause skin irritation on contact.

荨麻科类植物荨麻属齿形叶，花雌雄异体，无花瓣，接触其植物刺毛会引起皮肤过敏

A usually dense, cylindrical, often drooping cluster of unisexual, apetalous flowers found in willows, birches, and oaks.

柳絮柳树、桦树和橡树的常为浓密、呈''。'圆形'。''并成团落下的单''。'性'。''、无花瓣花朵

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。