outline flower plant nature botany corolla Corolla clip art vector graphic can be downloaded for free 卡罗拉 剪辑 鲜花 Corolla
Corolla of a flower (narcissus?). Source: http://commons.wikimedia.org/wiki/File:Corolla_1_(PSF).png Info: http://en.wikipedia.org/wiki/Corolla_(flower)#Corolla and http://en.wikipedia.org/wiki/Daffodil 生物学 black & white 植物学 花冠 1
Corolla of a flower (lily?). Source: http://commons.wikimedia.org/wiki/File:Corolla_(PSF).png Info: http://en.wikipedia.org/wiki/Corolla_(flower)#Corolla 生物学 black & white 植物学 花冠