Psidium striatulum is a species of plant in the family Myrtaceae.

[1] It is a shrub or tree and grows primarily in the seasonally dry tropical biome.

Its common names include narrow-leaf guava, araçá-mirim, or araçari.

[1] The tree produces yellow sweet fruits with a flavor similar to the common guava.

The fruits are consumed fresh and are commonly utilized in traditional medicine to treat diarrhea and infections.