The document discusses seed germination techniques for various plant species. It provides the common name, pre-treatment method, typical germination time, and average germination percentage for 16 species: Santalum album, Terminalia bellerica, Zizyphus mauritiana, Terminalia arjuna, Terminalia tomentosa, Oroxylum indicum, Terminelia chebula, Diospyros melanoxylon and some others. The pre-treatment methods include soaking seeds in water, sulfuric acid, or plant growth regulators like GA3. Germination times typically range from 10-40 days and germination percentages are generally between 30-80% depending on the species.