Classification: | Kingdom: Animalia | Phylum: Arthropoda | Class: Insecta | Order: Coleoptera | Family: Chrysomelidae | Genus: Lema |

The host plant is Bamboo Orchid (Arundina graminifolia). Below is its larva.

Reference:

Hirao GA, Gabriel BP, Facundo HT. Life history and habits of the orchid lema, Lema pectoralis Baly (Coleoptera : Chrysomelidae), a major pest of orchids. The Philippine Agricultural Scientist 2001;84(2):166-170.