|
Infrequent. Was also known as an inadvertent introduction into [TA 13 32] where it persisted for many years.
J F Robinson 1902: "Willerby"
Herbarium material: HLU : Hessle 1936 {A K Wilson}. HLL : Hessle 1932 {A K Wilson}. HUM : Springhead {J R Waller}.
| 
