Hypochaeris radicata




Family Asteraceae (alt. Compositae)
Scientific name Hypochaeris radicata L.
Synonyms Achyrophorus radicatus (L.) Scopoli; Hypochaeris dimorpha Tenore; Hypochaeris glabra L. var. thracica de Candolle; Hypochaeris infesta Salisbury; Hypochaeris intermedia Richter ex Reichenbach; Hypochaeris lasiophylla K. Koch ex Nyman; Hypochaeris neapolitana de Candolle; Hypochaeris platylepis Boissier; Hypochaeris radicata L. forma gigantea Hochreutiner; Hypochaeris radicata L. subsp. ericetorum Soest; Hypochaeris radicata L. subsp. neapolitana (de Candolle) Nyman; Hypochaeris radicata L. var. heterocarpa Moris; Hypochaeris radicata L. var. hispida Peterman; Hypochaeris radicata L. var. leiocephala Regel; Hypochaeris radicata L. var. typica Beck; Hypochaeris radicata L. var. vulgaris Regel; Hypochaeris salina Grenier; Hypochaeris subalpina Schur; Hypochaeris tenorii Gussone; Porcellites radicata (L.) Cassini
Common name (Japanese common name) buta-na [pig salad green]
(English common name) flatweed, hairy cats-ear, longroot cat's-ear, spotted cat's-ear
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa
(Other nations) [native] Russia, Europa, north Africa
Chromosomal number 2n=8
Description Plants electing 25-80cm. Flowers yellow 3-4cm, flowering in June to October. Winter annual plants.
Reference Hypochaeris radicata L.
Hypochaeris radicata Linnaeus
Hypochaeris radicata L.
Liquid herbicidally active compositions (US Patent 5022917/1991)
Individualized seed hairs and products employing same (US Patent 20060288639)
Note Naturalized plants (first discovered at Sapporo city in 1933)



May 2007
at riverside
May 2007
at riverside
May 2007
at riverside



May 2007
at riverside
October 2006
at open field