Bug FAQSlate Flash
Rapala manea · Order: Lepidoptera · Family: Lycaenidae
The slate flash butterfly has a wingspan of about 24 to 26 mm. It lives across most of the Indomalayan realm, but not in Taiwan. Its larvae feed on the flowers of plants in the rose, spurge, combretum and legume families, such as Quisqualis indica and Acacia caesia.
Source: Wikipedia
How to recognize it
Rapala manea, known as the slate flash, belongs to the Lycaenidae family of butterflies.
Source: Wikipedia
Size
The adult’s wingspan ranges from 24 to 26 mm.
Source: Wikipedia
What it eats
Larvae of the subspecies R. m. schistacea eat flowers of Rosaceae, Euphorbiaceae, Combretaceae and Leguminosae, including Quisqualis indica and Acacia caesia.
Source: Wikipedia
Questions people ask
What plants do slate flash larvae feed on?
The larvae eat the flowers of rose, spurge, combretum and legume families, such as Quisqualis indica and Acacia caesia.
Source: Wikipedia
Where can I find slate flash butterflies?
They occur across most of the Indomalayan realm, but not in Taiwan.
Source: Wikipedia
Same family (Lycaenidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Rapala_manea
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-23 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.