the researchers want to find out how different leaf shapes develop. The findings are published in the Proceedings of the ...

As you collect leaves for projects, take a closer look at the differences between them. Do they have different shapes? Colors? Are they smooth or bumpy?

And look at these stems. Some of them are huge. And leaves come in so many different shapes, sizes and colours. The roots suck water and nutrients into the stem of the plant. The stem then moves ...