Eze,FrancisSchoellhorn,SydneyGrinffiel, DanielChapman, KentRajendran, SanjeevanSkellam,Elizabeth2026-10-062026-10-062025-09https://dr.ichemc.ac.lk/handle/123456789/557Guest Articles Page 27-32C. spinosum was first found and reported in Queensland, Australia, as Colletotrichum sp.1 and later discovered in New South Wales.2 In the late 1940s, this fungus caused severe damage (50–80% mortality) in the Xanthium spinosum population.3,4 C. spinosum was recently identified as a species within the C. orbiculare complex,4 and has previously been investigated as a targeted bioherbicide for X.enBiosyntheticmetabolitesBioherbicideColletotrichum spinosumArticle