Flores, Referenda Joanna V. Protoplast isolation, culture and fusion of Ulva Lactuca Linn. and Ulva Reticulata Forsskal (Ulvales, Chlorophyceae) Referenda Joanna V. Flores - Quezon City Ateneo de Manila University Loyola Schools 2009. Biology Subjects--Uniform Titles: Biology LC Class. No.: CD-00266T