accrescent
/əˈkrɛsnt/adjective
1That grows or increases continuously or by accretion; ever increasing.
2 Botany. Continuing to grow; growing larger after flowering; specifically designating parts of a flower which normally fall off or wither after fertilization but instead continue growing.
Origin
Early 18th century; earliest use found in Samuel Hill (?1649–1716), Church of England clergyman and religious controversialist. From classical Latin accrēscent-, accrēscēns, present participle of accrēscere accresce.