apetalous

1. Herb that grows in crevices having long narrow leaves and small pink apetalous flowers.
   裂缝里生长的草，叶子窄而长，开粉色无瓣小花。
2. Spadix rachis flat, margin with bract-like appendages; flowers small, monoecious, in 2 series on rachis, apetalous.
   肉穗花序轴扁平，边缘有苞片状附属物；花小，单性，雌雄同株，呈2列排列于花序轴上，无花被。
3. Any of various plants of the genus Thalictrum, having compound leaves and clusters of small white, yellowish, or purplish apetalous flowers.
   一种唐松草属植物，长有复合叶片，开串串白色、微黄色或微紫色的无瓣小花。
4. Genetic Study on Apetalous Trait in Brassica Napus and Brassica Campestris
   甘蓝型与白菜型油菜无花瓣性状的遗传研究
5. Apetalous property is very useful in rapeseed genetics and breeding.
   无花瓣性状对油菜的遗传研究与育种均有重要价值。
6. Scu apetalous oilseed rape is a spontaneous mutant.
   Scu无花瓣油菜来源于油菜的自然突变。
7. A preliminary study on Inheritance and agronomic characteristics of SCU apetalous oilseed rape, brassica napus
   Scu无花瓣油菜遗传及农艺性状的初步研究
8. Morphology and Anatomy of a New Apetalous Mutant Sterile Line in Brassica napus
   一种新型无花瓣油菜突变不育系花器官的形态解剖研究
9. Inheritance for apetalous trait of two kinds of apetalous rapeseed mutants
   两种油菜花瓣缺失突变体无花瓣性状的遗传分析
10. Advances of Genetics and Breeding in Apetalous Rapeseed
    无花瓣油菜遗传与育种研究进展
11. Study on plant type structure and it's ideotype in rapeseed ⅱ. Effect of apetalous character on establishing ideotype
    油菜株型结构及其理想型研究Ⅱ.无花瓣性状对构建理想株型的作用
12. Special apetalous germplasm has important effect on improving productivity and disease resistance of rapeseed.
    无花瓣油菜特异种质在增强油菜的抗病性和提高油菜产量方面具有潜在的重要利用价值。
13. Apetalous rapeseed can significantly increase the efficiency of solar energy utilization and reduce the incidence of sclerotinia, owing to the micro-environment improved in the population level. Apetalous breeding has been regarded as directing to high yield and disease resistance in rapeseed.
    无花瓣油菜因缺失花瓣，能够显著提高油菜花期对光能的利用效率，并减轻茵核病的发生，已成为油菜高产、抗病育种的重要方向之一。

adj

1. (of flowers) having no petals

   Synonym:    petalless