- Source: Ophioglossum reticulatum
- Jukut siraru
- Ophioglossum
- Daftar organisme menurut jumlah kromosom
- Ophioglossum reticulatum
- Ophioglossum
- List of organisms by chromosome count
- Ophioglossum petiolatum
- Ophioglossaceae
- Molecular evolution
- List of least concern plants
- List of plants of Burkina Faso
- Flora of Tubuai
- List of pteridophytes of Sri Lanka
Ophioglossum reticulatum, the netted adder's-tongue, is a species of fern in the family Ophioglossaceae. It has a pantropical/pansubtropical distribution; Latin America, the Caribbean, Sub-Saharan Africa, Madagascar, Yemen, the Indian Subcontinent, Southeast Asia, warmer parts of China, Malesia, Korea, Japan, and many tropical islands. A hexaploid, it has the highest number of chromosomes of any plant, 720. Its leaves—or leaf, individuals only grow one per year—are edible, and are regularly consumed by people in Africa and Asia.