| Family | Myrtaceae |
| Scientific name | Psidium guajava |
| Common name (English) | Guava |
| Common name (Malay) | Jambu Batu |
| Identified as | Introduced plant on Project M.A.R.S.’s land |
Psidium guajava, commonly known as guava, is a tropical fruit tree in the Myrtaceae family. Native to Central and South America, it is now widely cultivated across tropical and subtropical regions for its sweet, aromatic fruits, which are consumed fresh or processed into juices, jams, and desserts. Traditionally, various parts of the tree—including leaves, bark, and fruits—have been used in folk medicine for their antimicrobial, digestive, and antioxidant properties. With its nutritional, medicinal, and economic importance, Psidium guajava remains a highly valued species in both culinary and herbal traditions worldwide.

