Flora of Kuril Islands

Fragaria iturupensis, the Iturup strawberry, is a species of wild strawberry, endemic to Iturup in the Kuril Islands. It is noted to have relatively large berries for a wild species, similar in appearance to those of Fragaria virginiana.

Carex shiriyajirensis is a sedge of the Cyperaceae family that is native to temperate parts of eastern Asia in Kuril Islands.

Acer japonicum, fullmoon maple, or downy Japanese-maple (Japanese: はうちは楓, romanized: hauchiwakaede), is a species of maple native to Japan, on Honshū, Hokkaidō, Kyūshū (Nagasaki Prefecture), and also southern Korea.

Magnolia obovata, the Japanese cucumber tree, Japanese bigleaf magnolia, or Japanese whitebark magnolia, is a species of Magnolia, native to Japan and the adjacent Kurile Islands. It grows at altitudes near sea level up to 1,800 m in mixed broadleaf forests.

Primula japonica, the Japanese primrose, Japanese cowslip, Queen of primroses, or valley red, is a species of flowering plant in the family Primulaceae, native to Japan. The common name Japanese primrose also applies to the related species Primula sieboldii. The plant prefers shady, damp, poorly drained conditions such as those found at the edge of streams and ponds. Numerous cultivars have been developed for garden use, of which 'Miller's Crimson' and 'Postford white' have won the Royal Horticultural Society's Award of Garden Merit.

Betula maximowicziana, the monarch birch, is a species of birch tree native to the Kuril Islands and northern to central Japan. It is a valuable timber tree in Japan. It is also grown as an ornamental for its bark in Japan, Europe and a few places in North America, but has had limited acceptance due to lack of uniformity.

Tilia maximowicziana is a species of flowering plant in the lime and linden genus Tilia, family Malvaceae. It is native to central and northern Japan, and Kunashir Island, the southernmost of the Kuril Islands. In the mountain forests of Hokkaido and northern Honshu it is often a dominant canopy species. A handsome tree, little planted outside its native range, it is available from commercial suppliers.

Fraxinus lanuginosa (Japanese ash; Japanese: アオダモ Aodamo) is a species of ash native to Japan and to the Primorye region of eastern Russia. Fraxinus lanuginosa is a medium-sized deciduous tree growing to 10–15 m tall with a trunk up to 50 cm diameter. The bark is smooth, dark grey. The buds are pale pinkish-brown to grey-brown, with a dense covering of short grey hairs. The leaves are in opposite pairs, pinnate, 10–15 cm long, with 3–7 leaflets; the leaflets are broad ovoid, 4–7 cm long and 2–4 cm broad, downy at the base on the underside, with a finely serrated margin, and short indistinct

Eleorchis (Elo in trade journals) is a genus of terrestrial orchids (family Orchidaceae). As of June 2014, it contains only one recognized species, Eleorchis japonica, native to Japan and to the Kuril Islands.

Acer tschonoskii (in Japanese ミネカエデ, Mine-kaede, literally "ridge maple"), the butterfly maple or Tschonoski's maple, is a species of shrub or small tree native to Japan and the Kuril Islands. It is one of the least invasive, easiest to grow, and hardiest species of maples, but remains rarely used in gardens. A. tschonoskii naturally grows in subalpine habitats, at elevations between 1,400–2,500 m (4,600–8,200 ft). A. tschonoskii var. australe, (in Japanese ナンゴクミネカエデ, Nangoku-mine-kaede, literally "southern Tschonoski's maple"), a variety of A. tschonoskii, is distributed from Iwate

Carex jacens is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to Japan and the Kuril Islands.

Salix vulpina is a species of willow native to Hokkaido and the southern Kuril Islands. It is a deciduous shrub, reaching a height of 2 m.

Astilbe thunbergii is a species of flowering plant in the genus Astilbe, native to Japan. Its hybrid cultivar 'Straussenfeder' has gained the Royal Horticultural Society's Award of Garden Merit.

Hemerocallis yezoensis (Japanese: エゾキスゲ, romanized: ezokisuge, Russian: Красоднев иезский, romanized: Krasodnev iyezskiy) is a species of plant in the genus Hemerocallis, native to eastern Hokkaido and the southernmost extremities of the Kuril Islands.

Patrinia gibbosa, the swollen patrinia, is a species of flowering plant in the family Caprifoliaceae, native to northern Japan and the Kuril Islands. A clumping perennial, it is smaller than the better-known Patrinia scabiosifolia.

Eubotryoides grayana (syn. Leucothoe grayana), is a species of flowering plant in the family Ericaceae, native to the southern Kuril Islands and to northern and central Japan. It is the sole member of its genus, Eubotryoides. A highly variable deciduous or semi-evergreen shrub reaching 4 ft (1.2 m), it is distinguished from members of the closely related dog‑hobble genus Leucothoe by its terminal racemes.

Pinus parviflora, also known as Japanese white pine, is a pine in the white pine group, Pinus subgenus Strobus, native to Japan.

Sasa veitchii (Japanese: クマザサ, Hepburn: kumazasa) is a species of flowering plant in the genus Sasa, in the Poaceae family. It is a bamboo native to Japan and Sakhalin.

Prunus nipponica, also called Japanese alpine cherry (高嶺桜, Takanezakura) or Kurile cherry, is a shrub which originates from the islands of Hokkaido and Honshu, Japan. It grows to a height of about 5 meters (16 ft) and can grow in sandy, loamy, and clay soils. This species is one of the hardiest of cherry trees, well-suited to cold climates. The flowers are a very light pink or even white in color. Flowers bloom in the first half of spring. They have 5 petals and are 3 centimeters (1.2 in) in diameter. The pistils are usually longer than the stamen. The leaves are serrated and the bark is

Prunus ssiori, the Hokkaido bird cherry or Japanese bird cherry, is a species of bird cherry native to northern Japan, Sakhalin Island, and the Kuril Islands. Some natural populations may occur on the far eastern mainland of Asia in Russia. Its specific epithet derives from its Ainu name, meaning "bitter".

Hosta sieboldii, the small-leaved plantain lily, is a species of flowering plant in the family Asparagaceae, native to Sakhalin, the Kurils, and Japan. A number of cultivars are available.

Carex miyabei is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to south eastern parts of China, Japan and the Kuril Islands.

Daphne jezoensis is a species of shrub, of the family Thymelaeaceae. It is native to northern Japan and parts of eastern Russia. It has been treated as either a subspecies or a variety of Daphne kamtschatica.

Dactylostalix is a genus of flowering plants from the orchid family, Orchidaceae. At the present time (June 2014), there is only one known species, Dactylostalix ringens. It is native to Japan, the Kuril Islands, and Sakhalin Island.

Carex dissitiflora is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to parts of Japan and Taiwan. The plant was first formally described by the botanist Adrien René Franchet in 1895 as a part of the work Bulletin de la Societe Philomatique de Paris. There are two subspecies; Carex dissitiflora subsp. dissitiflora Carex dissitiflora subsp. taiwanensis (Ohwi) T.Koyama

Cardiocrinum cordatum, known as turep in the Ainu languages, is a Northeast Asian species of plant in the lily family. It is native to Japan and to certain Russian islands in the Sea of Okhotsk (Sakhalin, Kuril Islands). Because of its large, showy flowers, Cardiocrinum cordatum is sometimes cultivated as an ornamental in regions outside its native range, though not as frequently as the related C. giganteum. The Ainu, a group indigenous to Hokkaido, harvested the bulbs. Starch was extracted and used to create a form of dumpling, a staple of Ainu cuisine. The plant has reportedly become

Carex shimidzensis is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to parts of Japan, Korea and the Kuril Islands. The species was first formally described by the botanist Adrien René Franchet in 1895 as a part of the work Bulletin annuel de la Société Philomatique de Paris. There are four synonyms; Carex nervulosa Franch. Carex shimidzensis var. nervulosa (Franch.) Kük. Carex sorachensis H.Lév. & Vaniot Carex takeshimensis Nakai.

Carex hakkodensis is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to parts of Kamchatka Krai, the Kuril Islands and Japan.

Bryanthus is a monotypic genus of ornamental plant in the flowering plant family Ericaceae, with the sole species Bryanthus musciformis, native to Japan, Kamchatka, and the Kuril Islands. The genus was created in 1769. In 2012, the new tribe Bryantheae was proposed based on genetic analysis, containing the genera Bryanthus and Ledothamnus.

Carex omiana, also known as suwon sedge, is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to north eastern parts of China, Japan and the Kuril Islands.