de Silva, Rumalie, Harshini Herath, Sena Ratnayake, Renuka Attanayake, and Priyanganie Senanayake. “Pollen Biology and Reproductive Ecology of Selected Paleotropical Dendrobiums and Its Commercial Hybrids”. Journal of Pollination Ecology 32 (February 23, 2023): 64–79. Accessed June 6, 2023. https://www.pollinationecology.org/index.php/jpe/article/view/679.