''Eurema portoricensis'', the Puerto Rican yellow, is a

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...

in the family

Pieridae The Pieridae are a large family of butterflies with about 76 genera containing about 1,100 species, mostly from tropical Africa and tropical Asia with some varieties in the more northern regions of North America and Eurasia.DeVries P. J. in Levi ...

. It is found in

Puerto Rico Puerto Rico (; abbreviated PR; tnq, Boriken, ''Borinquen''), officially the Commonwealth of Puerto Rico ( es, link=yes, Estado Libre Asociado de Puerto Rico, lit=Free Associated State of Puerto Rico), is a Caribbean island and Unincorporated ...

The larvae feed on '' Senna obtusifolia'', ''

Senna alata ''Senna alata'' is an important medicinal tree, as well as an ornamental flowering plant in the subfamily Caesalpinioideae. It also known as emperor's candlesticks, candle bush, candelabra bush, Christmas candles, empress candle plant, ringworm s ...

'', and '' Chamaecrista nictitans patellaria var. glabrata''.Biologia de Eurema portoricensis (Dewitz) (Lepidoptera: Pieridae)
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References

portoricensis Butterflies described in 1877 Butterflies of the Caribbean Taxa named by Hermann Dewitz {{Pieridae-stub