This film introduces the anatomy of the flower, including the receptacle, sepals, nectaries, carpel, stigma, style, ovary, stamen and petals. By describing the functions of each organ in a simple ...

The simplicity of the flowers of the Salicaceae is largely due to extreme reduction ... Morphology and geological record corroborate and sustain the evidence afforded by anatomy, including that of the ...

But in 1998, this ancient plant discovered in the fossil beds of Liaoning Province in northeastern China graced the cover of Science and made headlines worldwide. It was heralded as the earliest ...