Iowa Regional Lily Society   (IRLS)
Growing Lilies in Iowa and neighboring states since 1973
Fasciation In Lilies
by IRLS Member  Mary O'Connor
FASCIATION:   a malformation of plant stems commonly manifested as enlargement and flattening as if
several stems were fused.

around a single point but instead becomes elongated producing flattened, ribbon-like, crested, or
elaborately contorted tissue.

Any occurrence of fasciation has several possible causes, including hormonal, genetic, bacterial, fungal,
viral and environmental causes.