cleistogamous flower
- cleistogamous flower
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单语范例（未经PONS编辑处理）
Inflorescences are erect and typically emerge from the water to about 20cmin 0 tall, though in some cases they can be submerged and produce cleistogamous flowers.
en.wikipedia.org Many species also produce self-pollinated cleistogamous flowers in summer and autumn that do not open and lack petals.
en.wikipedia.org Virtually all plants that produce cleistogamous flowers also produce chasmogamous ones.
en.wikipedia.org Inflorescence with solitary flowers or paniculate like, some species have cleistogamous flowers produced after or before the production of typically petaled flowers.
en.wikipedia.org Another type of inflorescence contains cleistogamous flowers: flowers which do not open and pollinate themselves.
en.wikipedia.org