Flower NamePedicularis japonica
Formal NamePedicularis japonica
MorphPerennial high mountain plant
Pedicularis japonica or yotsuba shiogama(scientific name: Pedicularis japonica) is a perennial herb endemic to Japan, belonging to the family Orobanchaceae. It grows naturally in subalpine to alpine wetlands in Hokkaido to central Honshu from early summer to summer. The corolla is two-lipped, with a dark reddish-purple helmet-shaped upper lip with a pointed beak and a three-deeply lobed lower lip.
Common name: Pedicularis japonica, scientific name: Pedicularis japonica, also known as yotsuba shiogama, Place of origin: Japan, habitat distribution: Hokkaido to central Honshu, Living Environment: Subalpine to alpine wetlands, Living conditions: subalpine to alpine wetlands; life form: perennial alpine plant; grass height: 10-30 cm; leaf shape: pinnate, deeply lobed, Leaf shape: pinnate, deeply lobed; inflorescence: four leaflets in a circle on each stem, Leaf shape: pinnate, deeply lobed; inflorescences: 4 in a circle on the stem; flower color: pale purple; flowering: 2-7 in a circle on the stem, Corolla: 2-lipped, upper lip 0.8-0.9 cm long, Flowering season: June to August.
Flower typeZygomorphic Flower
Flower arraySpike Inflorescence
Flowering placeAlpine Sub-high mountain
SeasonJun Jul Aug
Height10 ~ 30 [cm]
Diameter1.5 ~ 2