药用植物学6：花教学课件

第四节花Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL概述:花为种子植物特有的繁殖器官种子植物包括裸子植物和被子植物。通常所述的花,即指被子植物的花。花的形态结构变化较小,具有相对保守性和稳定性,对研究植物分类、药材的原植物鉴别及花类药材的鉴定等均有重要意义。Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL花的组成与形态花梗花托花〈花被(花萼、花冠)雌蕊群(子房、花柱、柱头)雄蕊群(花丝、花药)五大部分组成Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL89图1-3-31花的结构1.花梗2.花托3.萼片4.花瓣5.花药6.花丝7.雄蕊8.柱头9.花柱10.子房11,雌蕊Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL花的解剖一桃花1花托2花冠雄蕊(3花丝、4花药)雌蕊(5子房、6花柱、7柱头)Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL(一)花梗花梗:又称花柄。(二)花托花托:花梗顶端稍膨大的部分。花盘Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL(三)花被花被是花萼和花瓣的总称。1花萼离萼合萼萼筒萼齿或萼裂片Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL凤仙花Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL宿存萼早落萼副萼■瓣状萼冠毛Valadononry.chAsposeslidesforNET4odientPEvaluationonly.CreatedwithAsposeSlidesforNET4.0dientProfilo71Copyright2019-2019AsposePtyL2花冠重瓣花离瓣花合瓣花花冠筒花冠裂片喉副距花冠Valadononry.chAsposeslidesforNET4odientPEvaluati