- Source: A. formosa
- Artimpaza formosa
- Ortografi bahasa Formosa
- Rumpun bahasa Formosa
- Murai biru Formosa
- Formosa Plastics Corporation
- Echthopoda formosa
- Mycetophila formosa
- Viridivora formosa
- Tomoplagia formosa
- Urophora formosa
- A. formosa
- Formosa (disambiguation)
- Formosa (surname)
- Formosa Province
- Ria Formosa
- Republic of Formosa
- Formosa Peak
- Swainsona formosa
- Diocese of Formosa
- L. formosa
A. formosa may refer to:
Aliciella formosa, a phlox endemic to New Mexico
Amandava formosa, an estrildid finch
Anas formosa, a dabbling duck
Angaria formosa, a sea snail
Aplysiopsis formosa, a sea slug
Aquilegia formosa, a wildflower native to western North America
Aranea formosa, an orb-web spider