Distribution
GR(NPi SPi StE NC NE NAe EAe)
Greece (East Aegean islands present; North Aegean islands present; North Central Greece present; North Pindos present; North-East Greece present; South Pindos present; Sterea Ellas present)
Status
Alien / Established
Chorology
[North American]
Habitat
Agricultural and Ruderal habitats
IUCN category
Not Evaluated
Presidential Decree 67/81
No
Notes
Cultivated for ornament and locally established usually along roads and around settlements, sometimes misnamed H. tuberosus in floristic literature. A stabilised hybrid accepted at species rank following Clevenger& Heiser (1963).