1. The Sea-grasses of the World;Den Hartog,1970
2. Salt tolerance of mangroves and submerged aquatic plants;McMillan,1974
3. Photoperiodism and related ecology in Thalassia testudinum;Marmelstein;Bot. Gaz.,1968
4. Observations on the ecology and distribution of the Florida seagrasses;Phillips;Prof. Papers Ser., Fla. Board Conserv.,1960
5. Halodule wrightii Ascherson in the Gulf of Mexico;Phillips,1974