Plant Encyclopedia | Rokko Alpine Botanical Garden

Azalea family

Astragalus

Rhododendron japonicum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Swamp
Flower season in our garden: Mid May-Late May

Azalea family

Red thing

Gaultheria adenothrix

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Birthwort family

Antarctic Elephants

Aristolochia onoei

distribution: Honshu (Kinki, Chubu), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late May-early June

Azalea family

Alpine Rose (Road Dendron Ferguineum)

Rhododendron ferrugineum

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Berberidaceae

Epimedium

Epimedium grandiflorum var. thunbergianum

distribution: Honshu (mountainous area)
Nurturing area: Mountains
Flower season in our garden: Mid April-early May

Azalea family

Iwahige

Cassiope lycopodioides

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Araceae

Urasimasou

Arisaema thunbergii ssp. Urashima

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-Mid May

Azalea family

Ezonottsugazakura

Phyllodoce caerulea

distribution: Hokkaido, Honshu (north)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Orchidaceae

Ebine

Calanthe tricarinata

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Mid May-Late May

Ranunculaceae

Ensou

Caltha palustris var. enkoso

distribution: Hokkaido, Honshu, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early April-Mid May

Diapensiaceae

Fringed galax

Shortia soldanelloides var. Magnus

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Takayama, Mt. Rokko native
Flower season in our garden: Mid May-Late May

Honeysuckle family

Lizard

Viburnum furcatum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late April-early May

Rosaceae

Cherry blossom

Prunus sargentii

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Mountains
Flower season in our garden: Mid April-early May

Iridaceae

Oyster fly

Iris laevigata

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early May-late May

Pinaceae

Larch

Larix kaempferi

distribution: Honshu (Chubu)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Rosaceae

Golden lobster

Potentilla fruticosa var. rigida

distribution: Hokkaido, Honshu (north of Chubu), Shikoku
Nurturing area: Takayama
Flower season in our garden: Late May-late July

Primrose family

Cleanse

Primula japonica

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Swamp
Flower season in our garden: Mid May-Late May

Liliaceae

Black lily

Fritillaria camtschatcensis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Geraniaceae

Geranium Sanguineum (Akebonofuro)

Geranium sanguineum

distribution: Europe including England, Western Asia
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Gentianaceae

Gentian Accorlis (Chabolindow)

Gentiana acaulis

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Araceae

Scuttlefish

Lysichiton americanum

distribution: North America
Nurturing area: Swamp
Flower season in our garden: Late April-early May

Azalea family

Cowberry

Vaccinium vitis-idaea

distribution: Hokkaido, Honshu (north of Chubu), Shikoku, Kyushu
Nurturing area: Takayama
Flower season in our garden: Early May-late May

Azalea family

Kobanomi azalea

Rhododendron reticulatum

distribution: Honshu (west of Shizuoka west), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late April-early May

Poppy family

Dicentra

Dicentra peregrina

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Mid June

Azalea family

Goyotsutsuji

Rhododendron quinquefolium

distribution: Honshu, Shikoku
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-Mid May

Azalea family

Thalassaud Dunn

Enkianthus campanulatus

distribution: Hokkaido, Honshu
Nurturing area: Mountains
Flower season in our garden: Mid May-Late May

Saxifragaceae

Red bud

Saxifraga cherlerioides var. rebunshirensis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Late May

Dianthus family

Shicotan Hakobe

Stellaria ruscifolia

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Mid June

Dianthus family

Silene uniflora

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Mid May-early June

Daphne cneorum

Daphne Kneolm

Thymelaeaceae

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Liliaceae

Tigo Lily

Disporum smilacinum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-late May

Asteraceae

Chishimasu Yukisou

Leontopodium kurilense

distribution: South Kuril Islands
Nurturing area: Takayama
Flower season in our garden: Mid May-early June

Bellflower family

Chishimagikyo

Campanula chamissonis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Rosaceae

Ching Luma

Geum pentapetalum

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Azalea family

Tsukushi Shakunage

Rhododendron degronianum ssp. Heptamerum

distribution: Honshu (western part), Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Early May-Mid May

Liliaceae

Swallow Omoto

Clintonia udensis

distribution: Hokkaido, Honshu (north of Nara)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Liliaceae

Trillium electum

Trillium erectum

distribution: North America
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Amaryllidaceae

Narcissus Barbocodium (Fevkisuisen)

Narcissus bulbocodium

distribution: Spain, Portugal, France, Northern Africa
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Azalea family

Hakusan Shakunage

Rhododendron brachycarpum

distribution: Hokkaido Honshu (North Central) Shikoku's Sub-Takayama
Nurturing area: Mountains
Flower season in our garden: Late May-early June

Gentianaceae

Harlin Doe

Gentiana thunbergii

distribution: Honshu-Kyushu
Nurturing area: Yamano
Flower season in our garden: Mid April-early May

Labiatae

Holly

Ajuga incisa

distribution: Honshu (Kanto, Chubu region)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Iridaceae

Myopia iris

Iris setosa

distribution: Hokkaido, north of central Honshu
Nurturing area: Swamp
Flower season in our garden: Mid May-early June

Azalea family

Himalayan rhododendron (rhoddendron arboreum)

Rhododendron arboreum

distribution: Tibet, Nepal
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Liliaceae

Lilium rubellum

distribution: Honshu (Tohoku)
Nurturing area: Takayama
Flower season in our garden: Late May

Azalea family

Andromeda polifolia

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Alpine, swamp
Flower season in our garden: Early May-Mid May

Birthwort family

Futaba mallow

Asarum caulescens

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Early May-Mid May

Chloranthaceae

Phtali Shizuka

Chloranthus serratus

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Mid May-Late May

Ranunculaceae

Pulsatilla vulgaris (Opacal officinalis)

Pulsatilla vulgaris

distribution: Europe-Siberia
Nurturing area: Takayama
Flower season in our garden: Mid April-early May

Azalea family

Benidoudan

Enkianthus cernuus f. Rubens

distribution: Honshu (Kii Peninsula, Sanyo region), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Mid May-Late May

Ranunculaceae

Button Kinbai

Trollius pulcher

distribution: Hokkaido (Rishiri Island)
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Menyanthaceae

Bogbean

Menyanthes trifoliata

distribution: Hokkaido, Honshu, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early May-Mid May

Azalea family

Minesou

Loiseleuria procumbens

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Ranunculaceae

Miyama Odamaki

Aquilegia flabellata var. Pumila

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Scrophulariaceae

Miyama stag

Pseudolysimachion schmidtianum ssp. Senanense

distribution: Honshu (Chubu)
Nurturing area: Takayama
Flower season in our garden: Mid May-Late May

Araceae

Musashibumi

Arisaema ringens

distribution: Honshu (west of Kanto), Shikoku, Kyushu, Okinawa
Nurturing area: Mountains
Flower season in our garden: Mid May-early June

Asteraceae

Yabregasa

Syneilesis palmata

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Poppy family

Yamabukisou

Chelidonium japonicum

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Azalea family

Astragalus

Rhododendron japonicum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Swamp
Flower season in our garden: Mid May-Late May

Azalea family

Red thing

Gaultheria adenothrix

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Birthwort family

Antarctic Elephants

Aristolochia onoei

distribution: Honshu (Kinki, Chubu), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late May-early June

Azalea family

Alpine Rose (Road Dendron Ferguineum)

Rhododendron ferrugineum

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Berberidaceae

Epimedium

Epimedium grandiflorum var. thunbergianum

distribution: Honshu (mountainous area)
Nurturing area: Mountains
Flower season in our garden: Mid April-early May

Azalea family

Iwahige

Cassiope lycopodioides

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Araceae

Urasimasou

Arisaema thunbergii ssp. Urashima

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-Mid May

Azalea family

Ezonottsugazakura

Phyllodoce caerulea

distribution: Hokkaido, Honshu (north)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Orchidaceae

Ebine

Calanthe tricarinata

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Mid May-Late May

Ranunculaceae

Ensou

Caltha palustris var. enkoso

distribution: Hokkaido, Honshu, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early April-Mid May

Diapensiaceae

Fringed galax

Shortia soldanelloides var. Magnus

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Takayama, Mt. Rokko native
Flower season in our garden: Mid May-Late May

Honeysuckle family

Lizard

Viburnum furcatum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late April-early May

Rosaceae

Cherry blossom

Prunus sargentii

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Mountains
Flower season in our garden: Mid April-early May

Iridaceae

Oyster fly

Iris laevigata

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early May-late May

Pinaceae

Larch

Larix kaempferi

distribution: Honshu (Chubu)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Rosaceae

Golden lobster

Potentilla fruticosa var. rigida

distribution: Hokkaido, Honshu (north of Chubu), Shikoku
Nurturing area: Takayama
Flower season in our garden: Late May-late July

Primrose family

Cleanse

Primula japonica

distribution: Hokkaido, Honshu, Shikoku
Nurturing area: Swamp
Flower season in our garden: Mid May-Late May

Liliaceae

Black lily

Fritillaria camtschatcensis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Geraniaceae

Geranium Sanguineum (Akebonofuro)

Geranium sanguineum

distribution: Europe including England, Western Asia
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Gentianaceae

Gentian Accorlis (Chabolindow)

Gentiana acaulis

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Araceae

Scuttlefish

Lysichiton americanum

distribution: North America
Nurturing area: Swamp
Flower season in our garden: Late April-early May

Azalea family

Cowberry

Vaccinium vitis-idaea

distribution: Hokkaido, Honshu (north of Chubu), Shikoku, Kyushu
Nurturing area: Takayama
Flower season in our garden: Early May-late May

Azalea family

Kobanomi azalea

Rhododendron reticulatum

distribution: Honshu (west of Shizuoka west), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Late April-early May

Poppy family

Dicentra

Dicentra peregrina

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Mid June

Azalea family

Goyotsutsuji

Rhododendron quinquefolium

distribution: Honshu, Shikoku
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-Mid May

Azalea family

Thalassaud Dunn

Enkianthus campanulatus

distribution: Hokkaido, Honshu
Nurturing area: Mountains
Flower season in our garden: Mid May-Late May

Saxifragaceae

Red bud

Saxifraga cherlerioides var. rebunshirensis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Late May

Dianthus family

Shicotan Hakobe

Stellaria ruscifolia

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Mid May-Mid June

Dianthus family

Silene uniflora

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Mid May-early June

Daphne cneorum

Daphne Kneolm

Thymelaeaceae

distribution: Europe
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Liliaceae

Tigo Lily

Disporum smilacinum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Early May-late May

Asteraceae

Chishimasu Yukisou

Leontopodium kurilense

distribution: South Kuril Islands
Nurturing area: Takayama
Flower season in our garden: Mid May-early June

Bellflower family

Chishimagikyo

Campanula chamissonis

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Rosaceae

Ching Luma

Geum pentapetalum

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Azalea family

Tsukushi Shakunage

Rhododendron degronianum ssp. Heptamerum

distribution: Honshu (western part), Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Early May-Mid May

Liliaceae

Swallow Omoto

Clintonia udensis

distribution: Hokkaido, Honshu (north of Nara)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Liliaceae

Trillium electum

Trillium erectum

distribution: North America
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Amaryllidaceae

Narcissus Barbocodium (Fevkisuisen)

Narcissus bulbocodium

distribution: Spain, Portugal, France, Northern Africa
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Azalea family

Hakusan Shakunage

Rhododendron brachycarpum

distribution: Hokkaido Honshu (North Central) Shikoku's Sub-Takayama
Nurturing area: Mountains
Flower season in our garden: Late May-early June

Gentianaceae

Harlin Doe

Gentiana thunbergii

distribution: Honshu-Kyushu
Nurturing area: Yamano
Flower season in our garden: Mid April-early May

Labiatae

Holly

Ajuga incisa

distribution: Honshu (Kanto, Chubu region)
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Iridaceae

Myopia iris

Iris setosa

distribution: Hokkaido, north of central Honshu
Nurturing area: Swamp
Flower season in our garden: Mid May-early June

Azalea family

Himalayan rhododendron (rhoddendron arboreum)

Rhododendron arboreum

distribution: Tibet, Nepal
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Liliaceae

Lilium rubellum

distribution: Honshu (Tohoku)
Nurturing area: Takayama
Flower season in our garden: Late May

Azalea family

Andromeda polifolia

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Alpine, swamp
Flower season in our garden: Early May-Mid May

Birthwort family

Futaba mallow

Asarum caulescens

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Early May-Mid May

Chloranthaceae

Phtali Shizuka

Chloranthus serratus

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Mid May-Late May

Ranunculaceae

Pulsatilla vulgaris (Opacal officinalis)

Pulsatilla vulgaris

distribution: Europe-Siberia
Nurturing area: Takayama
Flower season in our garden: Mid April-early May

Azalea family

Benidoudan

Enkianthus cernuus f. Rubens

distribution: Honshu (Kii Peninsula, Sanyo region), Shikoku, Kyushu
Nurturing area: Mountains, Mt. Rokko
Flower season in our garden: Mid May-Late May

Ranunculaceae

Button Kinbai

Trollius pulcher

distribution: Hokkaido (Rishiri Island)
Nurturing area: Takayama
Flower season in our garden: Late May-early June

Menyanthaceae

Bogbean

Menyanthes trifoliata

distribution: Hokkaido, Honshu, Kyushu
Nurturing area: Swamp
Flower season in our garden: Early May-Mid May

Azalea family

Minesou

Loiseleuria procumbens

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Late April-early May

Ranunculaceae

Miyama Odamaki

Aquilegia flabellata var. Pumila

distribution: Hokkaido, Honshu (North and Central)
Nurturing area: Takayama
Flower season in our garden: Early May-Mid May

Scrophulariaceae

Miyama stag

Pseudolysimachion schmidtianum ssp. Senanense

distribution: Honshu (Chubu)
Nurturing area: Takayama
Flower season in our garden: Mid May-Late May

Araceae

Musashibumi

Arisaema ringens

distribution: Honshu (west of Kanto), Shikoku, Kyushu, Okinawa
Nurturing area: Mountains
Flower season in our garden: Mid May-early June

Asteraceae

Yabregasa

Syneilesis palmata

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Poppy family

Yamabukisou

Chelidonium japonicum

distribution: Honshu, Shikoku, Kyushu
Nurturing area: Mountains
Flower season in our garden: Late April-early May

Azalea family

Astragalus

Rhododendron japonicum

distribution: Hokkaido, Honshu, Shikoku, Kyushu
Nurturing area: Swamp
Flower season in our garden: Mid May-Late May

Recommended information

Flower Season Rokko Alpine Botanical Garden Botanical Encyclopedia (annual)

May​ ​/​ ​May

Flower Season Flowering situation / Botanical picture book

Red thing

Botanical picture book notes

sponsor

May / May