Distylium racemosum

Distylium racemosum
Flowers lack petals but have red calyces and maroon stamens.[1]
Botanical illustration
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Hamamelidaceae
Genus: Distylium
Species:
D. racemosum
Binomial name
Distylium racemosum
Synonyms[3]

Distylium racemosum f. angustifolium (Masam.) H.Ohba

Distylium racemosum, the isu tree, is a species of flowering plant in the family Hamamelidaceae.[1] It is native to subtropical eastern Asia; central and southern Japan, the Ryukyu Islands, South Korea (Jeju Island), southeastern China, Taiwan, Hainan, and northern Vietnam.[3] There are a number of cultivars, including 'Guppy' and the variegated 'Akebono'.[4][5]

  • Flowers with leaves
    Flowers with leaves
  • At Oyama Shrine
    At Oyama Shrine
  • A young individual at a shrine in Japan
    A young individual at a shrine in Japan
  • A mature individual
    A mature individual
  1. ^ a b "Distylium racemosum isu tree". The Royal Horticultural Society. 2022. Retrieved 21 September 2022. 8 suppliers
  2. ^ Lin, Q.; Botanic Gardens Conservation International (BGCI).; IUCN SSC Global Tree Specialist Group. (2019). "Distylium racemosum". IUCN Red List of Threatened Species. 2019: e.T147377399A147614835. doi:10.2305/IUCN.UK.2019-2.RLTS.T147377399A147614835.en. Retrieved 2 August 2023.
  3. ^ a b "Distylium racemosum Siebold & Zucc". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 21 September 2022.
  4. ^ "Distylium racemosum 'Guppy'". The Royal Horticultural Society. 2022. Retrieved 21 September 2022.
  5. ^ "Distylium racemosum 'Akebono' (v)". The Royal Horticultural Society. 2022. Retrieved 21 September 2022.