Brazilian peppertree is encroaching upon nearly all terrestrial ecosystems in central and south Florida. This 5-page document discusses the plant's habitat, identification, characteristics, and biology as well as control methods. Written by K. T. Gioeli, S. F. Enloe, C. R. Minteer, and K. A. Langeland, and published by the UF/IFAS Agronomy Department, revised November 2018.
http://edis.ifas.ufl.edu/aa219
Crested floating heart is a native of Asia, but was introduced to North America through the aquatic plant nursery trade and marketed as ‘snowflake.’ In the United States, crested floating heart escaped from cultivation and became established in Florida water bodies. Learn how to identify and manage this aquatic weed in this 5-page fact sheet written by Leif N. Willey and Kenneth A. Langeland and published by the UF Department of Agronomy, April 2011.
http://edis.ifas.ufl.edu/ag354