An emerging threat to biodiversity: first report on the collection of invasive alien species Matricaria discoidea (Asteraceae) from Uttar Pradesh, India

Matricaria discoidea (Family Asteraceae) an invasive alien species is collected for the first time from Uttar Pradesh. The earliest and first-time collection was made by Islam et al., 2022 from Kashmir Himalaya, J&K, India. Matricaria discoidea is reported here as a new distributional record for Uttar Pradesh. Taxonomic description, distribution, phenology, ecology are provided here along with the photographs for easy identification and future references.