P3H4Y4T1O1G2E1N1E1S1I1S1
21 points
PHYTOGENESIS is validvalid
the science of the origin of plants [n PHYTOGENESES]
the origin and development of plants [n PHYTOGENESES]
the science of the origin of plants [n PHYTOGENESES]
the origin and development of plants [n PHYTOGENESES]