Bish-gach
English Name: Bish-gach
Scientific name: Parthenium hysterophorous L.
Bangla/Local name: Poison plant
Taxonomic Position According to Cronquist (1981)
| Kingdom | Plantae |
| Division | Magnoliophyta |
| Class | Magnoliopsida |
| Order | Asterales |
| Family | Asteraceae |
| Genus | Parthenium |
| Species | P. hysterophorous |