Citronella Plant vs. Citronella Grass A Z Animals Growing Better Butterfly Bushes: Varieties We Love & How We Maintain Them Longwood Blue lotus (Nymphaea caerulea) in our Waterlily Display. Photo by William Hill Facebook Stems Biology for Majors II In Science this term, we are going to be learning about plants! We will look at lots of different types of plants, such as trees