Rhododendron transiens

Rhododendron transiens or Oh tsutsuji (Rhododendron transiens) is a deciduous shrub native to Japan in the family Ericaceae. It is a type of mountain azalea that grows naturally on sunny mountain slopes in the Kanto, Okayama and Yamaguchi prefectures. In spring, it produces two or three reddish-purple, funnel-shaped flowers on the tips of its branches.
The corolla has five lobes with dark spots on the inside of the upper lobes. There are many garden varieties.

Common name: Rhododendron transiens, Scientific name: Rhododendron transiens, Origin: Japan, Height: 1-2 m, Type of life: evergreen shrub, Spring leaves: 2-5 cm long, narrowly elliptic; summer leaves: 1.5-3 cm long, ovate to lanceolate; leaf margins: marginal, Radiating symmetrical flowers, flower diameter: 5-6 cm, flower shape: funnel-shaped with 5 deep lobes, Flowering season: April-May; flower color: reddish purple, white or other monochromatic colors and astringent; sepals: 5; stamens: 5; fruit type: capsule; fruiting season: September-October. Use: Garden plants, potted plants.