Isodon umbrosus




Family Lamiaceae (alt. Labiatae)
Subfamily Nepetoideae
Tribe Ocimeae
Scientific name Isodon umbrosus (Maximovicz) H. Hara.
Synonyms Isodon umbrosus (Maximovicz) H. Hara forma albiflorus Tuyama; Rabdosia umbrosa (Maximovicz) H. Hara; Plectranthus umbrosus (Maximovicz) Makino.
Common name (Japanese common name) inu yama hakka (イヌヤマハッカ, 犬山薄荷 [meaning: false mountain mint])
(English common name) none
Distribution (Japan) Honshu (Centeral region)
(Other nations) none
Habitat Mountane forest
Chromosomal number 2n=24
Description Plants 60-80cm tall. Leaves 5-15cm long, 1.5-3.5cm wide. Flowers blue purple or white (forma albiflorus) corollas 8-9mm long, flowering in August to September. Perennial plants.
Reference Lamiaceae (alt. Labiatae)
Note Bumblebee Pollinators and Pollination Ecotypes of Isodon umbrosus and I. shikokianus (Lamiaceae)
Coating-type antimicrobial composition, antimicrobial coating film, filter, and electric air-quality conditioning equipment (US Patent 20060008539)



October 2006
at Tsukuba Botanical Garden
October 2006
at Tsukuba Botanical Garden
October 2006
at Tsukuba Botanical Garden



October 2006
at Tsukuba Botanical Garden
October 2006
at Tsukuba Botanical Garden
October 2006
at Tsukuba Botanical Garden